Line 1/Power 1 Linestage Dual Chassis Dual Mono
Contents
1. 11 Please mount equipment as specified in User Manual 12 Please unplug equipment during lightning storms When not in use for long periods of time unplug the equipment and have a technician remove the rechargeable battery lo cated inside the Line 1 chassis The battery must be installed and sufficient time with Power 1 plugged in to AC to charge the battery before system can be used again 13 Refer all service of equipment to qualified Tenor personnel In the event the equipment has been damaged dropped exposed to water or foreign objects have entered the cabinet disconnect immediately from power source and consult a qualified service tech nician WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE A CAUTION TO REDUCE THE RISK OF ELECTRICAL SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER ALL SERVICING TO QUALIFIED PERSONNEL Table of Contents l d i ntro UCLIOD PETEN o ten tado E RA A o EE EN E 1 Safe Set up INSUGU CUIONS a al Desi Principl Precision Crafte Assembty an A Ol U ki npac mg 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 Lifting Caution Line 1 86lbs 39Kg amp Power 1 116lbs 53Kg TraveUcase ODORINTO ias and l ll i nsta AON NR ERE AEEA EEA AAE EA AAA OEE 2 2 2 List of Items Included with Tenor line 1 Power 12. ORO LINE POWER ON OFF POWER SUPPLY OUT RIGHT DC SUPPLY RIGHT FUSE CAUTION REPLACE FUSES WITH SAME TYPE AND RATING COMPLIES TO IEC 60065 AC LINE IN POWER SUPPLY OUT LEFT DC SUPPLY LEFT FUSE CAUTION DISCONNECT SUPPLY CORD BEFORE CHANGING FUSES WARNING DO NOT EXPOSE UNIT TO RAIN OR MOISTURE 24 REMOTE 1 Remote Control Line 1 Power 1 Remote Control The REMOTE 1 is a truly unique preamplifier remote control made out a single piece of solid cherry wood finished by local artisans with 16 coats of piano lacquer to look ex actly like the front plates of the beautiful Line 1 Power 1 it controls Functionality includes 1 2 Stepped Volume up or down Mute UnMute Volume at the push of a button Step through Input Sources in either direction Direct Select of 7 Input Sources Cycle through VFD Display Screensavers On Off of Line 1 with the push of single button 25 Troubleshooting Overview Power 1 No Power Generally when the Power 1 is plugged into AC Mains and the power switch is on you will see status lights in the front lens as follows Tenor When operating normally you should see POWER ON HV Left HV Right and TRIGGER ON lit up Three fuses accessible from the back of the Power 1 should be in spected and replaced only with fuse specified for voltage of unit The Standby fuse of 200ma Slow Blow inside the Power 1 is accessible only to a tec
3. sss 15A IEC Detachable Power Cord AC Mains Input Line 1 sess Custom Tenor Dual Umbilical Cord lu Di ia 36lbs 16kg Ms A ui asap M PriD ROME Eea aae daere San 66lbs 30kg Shipping Werghit LIne Vta din 86lbs 39kg Shipping Weight Power di AS 116lbs 53kg Dimensions Line 1 19 5in W x 19 5in D x 9 5in H 495 mm W x 495mm D x 241mm H Dimensions Power 1 19 5in W x 19 5in D x 9 5in H 495 mm W x 495mm D x 241mm H E 120V AC 1kHz 2V rms input Tenor Inc reserves the right to make improvements without notice that may result in specification changes July 11 2012 28 Warranty Tenor Inc Canada warrants the Tenor Line 1 Power 1 to be free from defects in mate rials or workmanship for a period of 5 years from the date of the original purchase pro vided the preamplifier is registered with Tenor Inc Canada within 90 days of the pur chase date and there is valid proof of purchase from an authorized Tenor Inc Canada dealer or distributor If the Tenor preamplifier is not registered within 90 days of the purchase date then the warranty will be limited to only 1 year with a valid proof of pur chase from an authorized Tenor Inc Canada dealer or distributor Following the receipt of your registration and upon successful validation that your am plifier has been purchased from an authorized Tenor Inc Canada dealer or distributor you will receive a custom plate for mounting on the back of each amplif
4. Selections ah FD SAVER a HIGH EIVFD POWER MEDIUM EL Y DFD TIMER Y o VFD TIMER Rotating the left control knob clockwise and selecting VFD TIMER gives the timers that must expire before the screen saver set under VFD SAVER begins on the Vac uum Florescent Display VFD VFD TIMER Display Timer Selections de UFD POWER a NONE EIVFD TIMER E SECONDS V ON VOLUME ww i SECONDS On VOLUME Rotating the left control knob clockwise and selecting ON VOLUME selects the vol ume level that will be selected automatically when the Line 1 is powered on The mini mum setting of 00 on power up is ideal as you can easily select a comfortable listen ing level without worry of damaging your other equipment ON VOLUME Selections 0 16 de VFD TIMER ah 91 SON VOLUME t2 Y HR VOLUME Ya 21 MAX VOLUME Rotating the left control knob clockwise and selecting MAX VOLUME selects the maximum volume level that can be used A maximum level of 80 or full volume is se lectable but anything over 30 is not recommended as damage to other equipment could occur if volume is turned up to high MAX VOLUME Selections 0 85 da ON VOLUME a SIMA VOLUME r F AUTO OFF Yz AUTO OFF Rotating the left control knob clockwise and selecting AUTO OFF allows the time to be set for the system to turn itself off as well as any amplifiers using triggers at tached to
5. Avoid touching any control knobs buttons during the on stabilizing ini tialization period or during the off shutdown sequence 4 VOLUME level is right control knob rotate or for level 5 INPUT is left control knob confirm selection by pushing in 6 MUTE the volume output by briefly pushing in the right control knob 7 UN MUTE the volume output by pushing the right control knob in again 8 BALANCE left right channels by selecting BALANCE button then turning left control knob selection is automatically saved 9 Selecting the SETUP button then rotating the left control knob clockwise for programming selection see Line 1 Power 1 Programming Operation 10 Selecting the INFO button then rotating the left control knob clockwise allows the factory settings to be reviewed 11 Pushing DISPLAY button cycles between MAIN LOGO and BLANK screensavers allow a few seconds to change after selecting which will revert to no screen saver if not already turned on in SETUP If screen saver is al ready turned on in SETUP then the last screensaver will be saved in SETUP 13 Input Selector Rotating the left control knob moves between the following screens which represent the various input selection INE 5 e Pa m Fr r Tr m m _ A Fm ru n VP e INE 2 LINE BAD W LINE 2 BALD hs LINE 1 lt BA
6. Last Firmware Urdate Last Firmware Update a Firmware Version Last Firmware Urdate 2816 16 20 00 00 96 Hain Ureration Voltage EL y Main Operation Voltage Last Firmware Urdate PA EL Main Oreration Voltase y 238 Volts BC 58 68 Hz HC Hain Fuze Ratina AC Main Fuse Rating Main Oreration Uoltase h ELIBC Main Fuse Ratins T 4A H w HU Main Fuse Ratins HV Main Fuse Rating ah PC Main Fuse Ratings EL HU Hain Fuse Ratina T 2B8 H had Last Time Used Last Time Used an W Main Fuse Ratins EL Last Time Used 2019 10 20 08 00 00 ww Elarsed Time Elapsed Time ah Last Time Used Elarsed Time Elladaq42 8 Current Time amp Date Current Time amp Date a ElaPsed Time dM 2010710720 BABAHA Unit Burner Unit Owner Current Time amp Date PA dU NN JIH _FRIRHEAD Y 23 Line 1 Power 1 Rear Panel Line 1 Warnings Cautions Handcrafted in Canada by Tenor Inc MAIN OUTPUT TAPE LOOP OUT 2 OUT 1 ATTENTION DANGER D ELECTROCUTION NEPAS OUVR CAUTION Ar L HT POWER SUPPLY IN RIG PHONES MIN 30 OHMS MAIN OUT 1 B O COMPLIES TO IEC 60065 Handcrafted in Canada by Tenor Inc SERIAL No Ao LINE 3 LINE 2 LINE 1 IN 1 BAL o O WARNING DO NOT EXPOSE UNIT TO RAIN OR MOISTURE SERIAL No 12VDC 10mA OUTPUTS FOR REMOTE POWER ORO OREO C 20 2400 T3i5AH T125AH
7. powered using a single AC mains circuit thereby minimizing the possibility of ground loop hum It is recommended that this be a sepa rate circuit from the amplifier s but have similar overall grounding topology In cases where the grounding is not identical and ground loop hum exists various grounding options in the Line 1 Power 1 Programming Setup can mitigate this problem For se vere cases a balanced interconnect between the amplifier s and source equipment will separate the metallic grounds of the two different circuits and minimize any ground loop hum issues not resolvable by the Tenor programmable grounding options Amplifiers amp Speakers The Tenor Line 1 Power 1 is capable of driving virtually any amplifier with 50 feet 15m unbalanced or balanced interconnects at lengths up to 200 feet 61 m with un changed distortion and noise characteristics The reproduction of the recorded mu sical event requires substantial current so we recommend the use of either a Tenor 175S stereo or 350M mono block amplifiers with reference quality speakers Other manufacturers reference quality amplifiers will also integrate with the Tenor Line 1 Power 1 and benefit from the Tenor Ultimate Reference Preamplifier Remote Turn On Jack The Tenor Line 1 Power 1 provides continuous 12 volts DC via any one of six Remote Turn On Jacks on the back panel when the Line 1 is powered on 3 5 mm stereo mini phone plugs and communication cable betwe
8. signal Appropriate regional electrical codes and professionals should be consulted regarding any custom electrical configuration beyond the regular domestic wiring of your instal lation Damage caused to the Tenor Line 1 Power 1 as a result of incorrect wiring is not covered by Warranty Stabilizing The master AC Mains Power switch of your Tenor Line 1 Power 1 is located at the centre rear back plate of the Power 1 chassis This switch powers the Tenor Line 1 Power 1 so the right push button control knob on the Line 1 front panel can be used to turn the preamplifier on as well as off With the AC Mains Power in the on posi tion a push of the right control knob in for 3 seconds will begin a controlled start of the Tenor Line 1 Power 1 The Vacuum Florescent Display VFD on the front panel will show STABILIZING for 1 minute 45 seconds during which no other control knob or button should be pushed Once 1 minute 45 seconds has expired the VFD will then show the preset volume level signifying the Line 1 Power 1 is now on line and ready for use The Tenor 175s 350M amplifiers will come on line at just over 2 minutes Please Note It is advisable for the protection of your amplifiers speakers that the Tenor Line 1 Power 1 s ON VOLUME be set to 0 zero until amplifiers are on line Mute Operation Mute operation is achieved by pushing the right control knob in when the Tenor Line 1 Power 1 is powered up or pushing th
9. then reconnect each connecter one at a time to avoid any mix up Audio Board Vacuum Tubes The Audio Board is home to all of the Vacuum Tubes in the Tenor Line 1 Power 1 Every tube is matched and calibrated in the circuit so unless you are specifically directed by Tenor to alter these tubes they should never be touched except by trained Tenor serv ice technicians Each tube has been selected for its optimum electrical characteristics and the entire circuit has been calibrated for these specific tubes Any alteration of the tubes may cause the Tenor Line 1 Power 1 to be out of specification and any failure as a result would not be covered by Warranty 27 Tenor Line 1 Power 1 Specifications Preamp tier TDCi ees Dual Chassis Dual Mono Volume EDS tar ta a 80 Voltage GalMe cocccnocconnionnncccccroccccno narco ooo ro eennenneenneeneeee eee e T D Or 20db selectable Rated APURO conse a Med 12V rms Single Ended or Balanced Rated QUEDUL o cis NEIGE a 30V rms Single Ended or Balanced S N Ratio Reference Normal Listening oommmmmmmso sorsoessoresossorssorsorssoeseee 120 dBA S N Ratio Reference 2V rms Output oonoconoocoo oononooo seen ee eee eene eene ete e ee enetto ee eos 108dBA S N Ratio Reference Maximum OutpUt eese esee eene sesossosssesseseses 94dBA Channel Separation see 7 DABA Frequency Response 2 400 000 Hz o S D D DABA Frequency Response 2 500 000 HZ Lees
10. 1 Introduction Congratulations Congratulations on the purchase of your new Tenor Line 1 Power 1 dual mono dual chassis Ultimate Reference Preamplifier We are very proud of the extensive engi neering design and craftsmanship in our equipment and are confident that our Line 1 Power 1 preamplifier will deliver the musical experience of your lifetime Safe Set up Instructions This Owner s Manual is provided to assist in the unpacking installation and ongoing care of your Line 1 Power 1 preamplifier It is recommended that you take a few minutes to acquaint yourself with the contents of this manual before unpacking Design Principles The passion and desire to attain the most realistic and live musical reproduction of recorded material is a lifetime goal of Tenor Building on our classics the internation ally acclaimed Tenor OTL Output Transformer Less the Tenor 150 300 Hybrid ampli fiers as well as our Ultimate Reference Amplifiers the175S and 350M the Line 1 Power 1 preamplifier delivers musicality and transparency beyond all other pream plifiers Tenor s proprietary research in the field of Harmonic Structural Integrity HSI is the essence behind each of Tenor s product line The Line 1 Power 1 is finest dual chas sis dual mono preamplifier in the world and is designed to be the perfect match for any of Tenor s Ultimate Reference Amplifiers Precision Crafted Assembly and Delivery Each Tenor preamplifier is prec
11. 1 7 1 eee 2 2 3 E id 3 rd V ilati 3 Pow R i t 5 O er equiremen CDU icles e A Li 1 Pow 1 Desi F t me O er esign ea ures 9999999999999999999999999999999999999999 9999999999999 999999999 99999999 Li 1 Desi 7 Power 1 Design ECU lao SS Line 1 Front amp Rear Panel steterit t perire ti obiter Power T Front e Rear Panel Hot en MEUSE te S a Power up Hne 17POWQE dsd ad LO ps Initial Power up Screens nocet ete a eee tapete f Line T Control Kriobs BUTTONS eoa HR RS oa en aod Input Sele da Line 1 Power 1 Programming Operation TTE P SETUP AA dnte cu INPUT EADE lisina nadal 6 A A LO Eizo o il iii INE BAL Rar dea a UN AUDIO GND Laa LO AUDIO GND A A A aaa Lo A PEO ebat ento pH rcd NITY Tver trn ED SAVER itti O O s cdi EDUDOWETIS er oa cst e scene 0 0 A ED Om VOLUMEd Zs acie lex la iS iO me ower ear ane PPLE EF OTE PET P P P A ower arnings autions Fuses OC Sia tae REMOT E 1 Remote Control E a E I s 24 Line 1 Power 1 Remote CONTO us Mu DM M I bleshooti Overvi 5 rou es oo mg ve 1ew SORES CREE A Ss iz are an aintenance 999999999999999999999999999999999999999999999999999999999999999999999999999999999999 26 El i l C i PL ectrical Connections on Rear Plate eene 2 O enor me ower peci A EEA E A EESTE Nara aos 20 Product Registrati FO uc egis ra VOU us ia SS ATA RAN TEE DRAIN S 29 C l f i enor ontact n ormation A EE EE E a O Owner S NOA EEA eo A EEE SEEE ees 3
12. 1 Balanced de OUT 1 amp 2 ELIOUT 1 BHL2 W OUT 2XBRL By further rotating the left control knob clockwise after selecting SETUP takes Out 2 BAL Output 2 Balanced a OUT 1 BAL gt EIOUT 2 BAL Y OUT 18 2 lt BAL gt Out 1 amp 2 BAL Output 1 amp 2 Balanced a DUT 2 BAL ELOUT_ 18 2CBHL2 V ONLY PHONES Only Phones Headphones Output Only an OUT 182 BRL ONLY PHONES EL Picture of Outputs from Line1 back Handcrafted in Canada by Tenor Inc COMPLIES TO IEC 60065 17 TAPE 2 Rotating the left control clockwise and selecting TAPE 2 gives either VARIABLE normal Tenor volume control or DIRECT bypasess the volume control at a cus tomer preset volume level This can also be used in a configuration with an A V pre amplifier where the Tenor system is used for audio but the volume control of the A V preamplifier is required for controlling the volume when watching video content Please Note The Tenor Line 1 will power up in MUTE if left on TAPE 2 when last powered down This protects the system from dangerous volume levels from the A V preamplifier Always minimize volume on A V preamplifier while turning on Tenor to protect against high input level which could cause serious damage to all equipment VARIABLE DIRECT Selection 1 38 a VARIABLE ai DIRECT 2227 bai Yoz GAIN FACTOR Rotating the left control clock
13. E AIC OCK se AUDIO GND L Y FACTORY SET Y AUDIO GHD R FACTORY SET AUDIO GND R Audio Ground Right Lx PA o cuo c FACTORY SET sel QUDIO GND R v REMOTE 15 STEREO MONO The STEREO MONO setup has 2 choices available by rotating the left control knob and pushing in to select n de STEREO amp STEREO ELMONO L R V HONO L R hdd INPUTS The INPUT setup has 10 choices available by rotating the left control knob clockwise and pushing in to select pa ae LINE 3 da LINE 1 BAL SELILINE 1 SELILINE 4 se LINE 2 BAL METE YHES Y TAPE 1 da LINE 1 da LINE 4 de LINE ZEAL sell INE 2 sell INE 5 se TAPE 1 YF LIWE 3 Y LINE i BAL Y TAPE 2 a LINE 2 da LINE 5 A TAPE 1 SELILINE 3 SELLTNE 1 BALO sel TAPE 2 WF LINE 4 V OWE 2 BALD bd INPUT Labels Inputs can be labeled by selecting the INPUT from selection above then choosing a label from the following table DEFAULT D A 1 IPOD PHONO 2 SAT 1 TUNER 1 D A2 ITUNES RADIO SAT 2 TUNER 2 CD DVD LASER R2R SERVER TV CD 1 DVD 1 MP3 R2R 1 SERVER 1 TV 1 DVD 2 PHONO R2R 2 SERVER 2 PHONE PHONO 1 TUNER Note Selecting DEFAULT labels INPUT as factory setting and OFF removes INPUT from use If all INPUTS are turned OFF then NO INPUT shows on main screen 16 OUTPUTS you to the OUTPUT selection Out 1 Output 1 Unbalanced Out 1 BAL Output
14. L E LINE 3 LINE 2 AL a LINE 3 TAPE 1 LINE 4 E TAPE 2 y LINE 4 E APE_2 Pushing the left control knob in will enter your selection and save it in memory The following picture shows the unbalanced and balanced inputs SERIAL No 14 Line 1 Power 1 Programming Operation SETUP Programming Entering the programming mode of the Line 1 is achieved by pushing the SETUP but ton The Vacuum Florescent Display VFD then displays the following screen z STEREOZMONO INPUTS Rotating the left control knob clockwise provides these setup options STEREO MONO REMOTE Control Las a AUDIO GND R sS TEREO MONO BELIREMOTE INPUTS Y UFD SAVER INPUTS VFD SAVER Display Saver de STEREO MONO da REMOTE SEL INPUTS sellUFD SAVER W OUTPUTS W UFD POWER OUTPUTS VFD POWER Display Power a INPUTS de UFD SAVER se OUTPUTS sellUFD POWER rape 2 V UFD TIMER TAPE 2 VFD TIMER Display Timer da DUTPUTS de UFD POWER seL TAPE 2 s UFD TIMER Y GAIN FACTOR Y ON VOLUME GAIN FACTOR ON VOLUME x UFD TIMER amez SION VOLUME GAIN FACTOR y ON VOLUME Y LINE BAL L MAX VOLUME LINE BAL L L PIN 1 GND or Lift GAIN FACTOR e A LINE BAL L v MRX VOLUME Y LINE BAL R LINE BAL R R PIN 1 GND or Lift UEBER EE TL a MAX VOLUME LINE BAL R AUTO OFF Y AUDIO GND L AUDIO GND L Audio Ground Left Or a LIHE BAL
15. Line 1 This feature safeguards against forgetting to turn the system off The timer begins each time you interface with the Line 1 so the timer begins counting only after the last time you used the Line 1 For example volume up was the last change you made which starts timer based on your AUTO OFF selection AUTO OFF Selections a MA VOLUME a NONE ELIAUTO OFF egt HOUR Y cock Y 2 HOURS CLOCK Rotating the left control knob clockwise and selecting CLOCK allows you to set the proper time in order of YEAR MONTH DAY HOUR MINUTE SECOND Note Once you start this sequence you must finish CLOCK an AUTO OFF e CLOCK V FACTORY SET FACTORY SET 22 Rotating the left control knob clockwise and selecting FACTORY SET allows you to load the original factory settings NOTE This will reset any custom programming you have made requiring you to reprogram your custom settings again FACTORY SET a CLOCK x FHCTORY SET You can review the factory setup by simply pushing the INFO button under the Vacuum Florescent Display VFD then scrolling through with the left control knob to display each setting as follows Date of Manufacture ah gi Date Of Manufacture 26010 189 20 50 00 00 Serial Number Serial Number a Date Of Manufacture Serial Humber nana Firmware Version EL ww Firmware Version ah Serial Humber Firmware Version ELlo 28 Y
16. O Tenor Line 1 Power1 Ultimate Reference Dual Chassis Dual Mono Preamplifier Owner s Manual Tenor Inc Version July 11 2012 it Important Safety Instructions 1 Please read this Owner s Manual for your own safety and the protection of your Tenor equipment 2 Once you have installed your Tenor equipment store this Owner s Manual in the travel case or another safe place for future reference 3 Please heed all warnings and cautions 4 Please follow all instructions 5 Do not use this equipment near water or where there might be a chance it could come in contact with water 6 Clean only with a clean dry cloth See notes under Care and Maintenance 7 Do not install near a heat source such as radiators heat registers stoves or any other source of heat 8 Do not defeat the safety purpose of the polarized and or grounding type plug A polar ized plug has two blades with one slightly wider than the other A grounding plug in cludes the third ground prong In the event the plug provided does not fit your power outlet consult an electrician for assistance Failure to do this may result in damage to the equipment and or possible injury or death 9 Please protect the power cord from being walked on or pinched particularly at the wall and at the plug on the rear panel of the equipment 10 The use of extension cords and or convenience plugs is not advised due to the power re quirements of the equipment
17. e remote control s mute button Mute is not a standby in the traditional instrument or PA preamplifier sense as the Tenor Line 1 Power 1 is still fully powered but simply muted It is not advisable to leave the amplifier in mute when not in use as the tube life will be diminished consid erably The preamplifier is designed to provide near full potential immediately follow ing the 1 minute 45 seconds warm up and stabilization period Maximum dynamic headroom and transparency is achieved following about 60 minutes of continued operation when thermal equilibrium is achieved Break in Period Various components of the Tenor Line 1 Power 1 are burned in for a period up to 200 hours prior to assembly Following assembly each preamplifier is further burned in at the Tenor factory for a period of no less than 100 hours thereby allow ing each electronic component to stabilize and achieve its optimum electrical and mu sical equilibirum as a system Each preamplifier is then calibrated to the factory specification and is designed to remain within tolerance for a period up to 10 years or more depending on use and care Tube Life The Tenor Line 1 Power 1 is designed to operate within design specifications for a period close to 10 000 hours As a typical example a Tenor Line1 Power 1 used each and every day for 3 hours under normal use will last almost 10 years before it will need a tube refit and calibration Each time one turn
18. eene eene nen ss FOODA 3dBA AD 36 NOISO go Scans eiveto O oce bala 0 065 A Oo c MERCURIO TNR PIN 0 06 Input Impedance 20hz 20 000hz 20 0000 Single Ended 45000 Balanced Output Impedance eese tee vetete ve ev Eee veh e MEE sorses 100 Single Ended 1000 Balanced Rise TIME id T e 0 8 us Global Negative FECUDA CK ini Zero Power 1 HV amp LV Ultra Low Noise Radiation Transformers per Channel 100 VA Standby TESBSTOEIOE 225 tercero Eee saaniidauceteitechoive densnecadeedveessbvsskavanetstrenteascs vede aware 10 VA Balanced Input Pin Configuration 1 Ground 2 Positive 3 Negative Input Tubes per Channel eco rion ie nee ie eee rte o etu 4XNOS GE 6463 101 E E Li uie eie thee E A 1 Minute 45 Seconds Sequential Remote Turn On 0 000 6 outputs 12 VDC Mini Phone Plug oor T Natural Convection Microphonic Isolation Suspended Audio Board Tube Vibration Control Fuses Lines AC opi etie eee e RAM MEE OT UE 2 FUSES oci Ti iiO US 4 Maximum Power Consumption during Operation esses eesse s ooesoesoesorsosssoeseeo 185Watts Maximum Power Consumption during Standby ER um 0 7 Watts Supply Voltage Factory Set ccssccssscsssscesssee ees csssecssees t note 100 to 250VAC 50 60 Hz AC Mains Input Power 1 Only
19. en the Line 1 and Tenor 1755 350M amplifier s or similarly equipped amplifiers allows the Tenor Line 1 Power 1 to turn on each amplifier automatically in sequence 6 5 4 3 2 1 when the Tenor Line 1 is powered on Similarly turning off the Line 1 will turn off all the amplifiers automati cally Please be mindful of the volume level of the preamplifier when it comes on line after the standard warm up time of 1 minute 45 seconds Failure to do so could cause amplifier and or speaker failure which would not be covered by the Tenor Warranty Power Requirements AC Mains Voltage Tenor preamplifiers can be powered using conventional Power Company voltages rang ing from 100 Volts to 250 Volts at either 50 or 60 Hz The voltage for your installation must be specified at the time of ordering so the transformer can be configured to the correct AC mains cable for your Line 1 Power 1 installation The use of power conditioners on the AC power mains feeding the Tenor Line 1 Power 1 combination is not normally necessary since the Power 1 is a complex power supply optimized to meet the needs of the Line 1 in regard to voltage current and noise If a power conditioner is being used it is recommended that it not be shared with the power amplifier s as the current requirements of most amplifiers will negatively af fect the current available to the Line 1 Power 1 and thereby diminish the available power being supplied and as a result diminish the overall
20. hnician Line 1 No Power First ensure that the power umbilical cords are connected to the Power 1 Take note that the Line 1 left side must be connected to the left side Power 1 and vice versa Verify that the Power 1 main on off switch is on and that the POWER ON light is on Then push the right control knob of the Line 1 in to initiate start up sequence Two dc fuses of 100ma Fast Blow are located inside the Line 1 and are accessible only to a technician should the Power 1 be powered and the Line 1 is not Ground Hum Ground hum is a common problem when multiple AC mains sources are used Ideally all of the source equipment should be plugged into the same circuit so they all share the same grounding characteristics thereby negating your possibility for ground loops and the associated annoying 50hz 60hz hum If the source equipment does not share all of the same ground you could end up with ground loop noise If you do please rearrange your AC mains if possible to be on a single circuit Amplifiers typically have their own grounding which is often different than that of the source equipment With mono blocks using separate AC mains supplies in addition to your source equipment AC mains it is probable that you will need to use the ground lifts of the Line 1 Power1 as well as the ground lifts of your amplifiers The Tenor Line 1 Power1 has grounding options to remedy a ground loop problem on ei ther balanced or unbalanced c
21. ier which shows the amplifier has been purchased from an authorized dealer or distributor and has been custom made for you This plate must be affixed to the back of the amplifier for the warranty to be valid Any Line 1 Power 1preamplifier returned to Tenor Inc Canada without this custom plate affixed will have its Warranty revoked Vacuum tubes are guaranteed for 10 000 hours or 5 years from the original purchase date whichever comes first If the warranty has not been registered within 90 days then the tubes will only be warranted for 1 year regardless of hours of use Should the Tenor Line 1 Power 1 be defective during the Warranty period Tenor Inc Canada will elect at its sole discretion to either repair or replace the unit free of charge Prior Authorization and a Return Authorization Number RAN are mandatory for Tenor Inc Canada to undertake any service under the aforementioned Warranty Transportation costs and insurance costs for shipment to from Tenor Inc s Canadian Service Facility for Warranty repair are the responsibility of the owner The use of Vacuum tubes not supplied by Tenor Inc Canada will void the Warranty Attempting to repair or modify Tenor Line 1 Power 1 preamplifier will void the War ranty Missing or altered serial numbers automatically void the Warranty 29 Product Registration To ensure your amplifier is covered by the Tenor Inc Canada 5 year warranty it is mandatory that you register with Te
22. igid base for electronics plus solid cherry wood face plate and rails accents Medical grade low leakage AC inlet module with integrated EMI filter Dual mono power supply with independent transformers and ground path for left right channels Oversized custom made ultra low noise low stray magnetic field dual electro static shield power transformers potted in special epoxy resin for noise reduc tion In rush current limiters used in conjunction with slow start circuitry to opti mize long term reliability of vacuum tubes and electronic components Silver plated copper wires with 600V PTFE insulation used extensively with high quality crimped connectors for long term stability DC supplies individually choke filtered and independently regulated for each channel with oversize low noise DC supplies for amplification stages 6 output 12 volt DC triggers provided to remotely power up to 6 power amplifi ers in sequential start up mode starting at 6 5 4 3 2 1 Front panel LEDs indicate Tenor Power 1 operating status High quality DC interconnects with military grade aluminum connectors pro vides safe secure power and long term stability Relatively low operating temperature and premium quality printed circuit boards ensure long term reliability and fidelity Power supplies are custom made hand assembled and intensively tested Line 1 Front t Rear Panel Power 1 Front amp Rear Panel The front panel of the Tenor Line 1 Powe
23. ision crafted in our facility in Montreal Canada by master technicians dedicated to exacting standards and using the finest of materials Rigorous testing matching and selection of electronic components precedes each custom build following which hundreds of hours of burn in ensures complete equi librium prior to calibration and delivery Each Line 1 Power 1 is outfitted with a cus tom travel case which is specially designed to protect the units during transit Great care goes into every step to ensure that the Tenor experience for the new owner is magnificent Unpacking Each Line 1 Power 1 is outfitted with a custom travel case which is specially designed to protect the units during transit Given the weight and size of the preamplifiers it is suggested that careful attention be given to the following Lifting Caution Line 1 86lbs 39Kg amp Power 1 116lbs 53Kg The preamplifiers and carrying case have a combined weight of 202lbs 92kg The Line 1 with carrying case is 86lbs 39kg The Power 1 with carrying case is 116lbs 53Kg Travel Case Opening The travel cases have been custom designed to provide the ultimate protection dur ing transit and storage of the preamplifiers An empty case weighs approximately 50lbs 23Kg When not in use they should be stored away in a safe and dry location The weight of the Tenor Line 1 and Power 1 is not evenly distributed about the centre axis from front to back which creates a very awk
24. l of the Line 1 power requirements The Tenor Power 1 can be ideally in stalled on an isolated 15 amp circuit 1xx Volts 8 Amps 2xx Volts with other source equipment Sharing common AC power mains for source equipment is recom mended as that generally simplifies any potential for ground loops that cause undesir able 50 60hz ground loop hum Special grounding options exist in the Tenor Line 1 to mitigate ground loop hum in the event that this poses a problem Ventilation Ventilation of the Tenor preamplifiers occurs by natural convection without the need for electric cooling fans Ventilation slots in the bottom of the chassis and top cover plate allow sufficient cooling under normal operating conditions lt is imperative that these vents be kept clean and unobstructed Please note the Tenor Line 1 and Tenor Power 1 should never be stacked on top of each other as each preampli fier should have their own shelf with ample ventilation to operate properly It is normal for the top cover panel to get warm especially over the tube audio board located towards the front of the chassis in the Line 1 It is necessary to keep this top cover installed at all times for safety from high voltages Keep top cover clear at all times to ensure maximum ventilation to allow the proper cooling of internal compo nents including the vacuum tubes The preamplifier sides act as a natural heat sink which provides cooling for the output devices The heat sinks run reas
25. nor Inc Canada by mail or email within 90 days of purchase and provide us with all of the following information Model Number Your Email Address Your Address Failure to provide any of the above information will void your warranty registration 30 Tenor Contact Information Before returning your amplifier to Tenor Inc Canada it is necessary to receive a Re turn Authorization Number RAN as stated in Warranty Conditions A RAN will be issued by contacting Tenor Inc Canada and describing the nature of your service request using either email or phone as follows Tenor Inc Canada Service Email service tenoraudio com Tenor Inc Canada Service Phone Number 705 717 1705 Once you have received a RAN you can ship your preamplifiers to the following address with the RAN marked clearly on the outside of the shipping cases Please note that shipping costs and insurance door to door including customs are the responsibility of the shipper Tenor Inc 1001 Lenoir Suite A 209 Montreal PQ Canada H4C 2Z6 Phone Number is 514 933 6035 Other contact information is as follows Web Site is www tenoraudio com Sales Email sales tenoraudio com 31 Owner s Notes
26. onably cool as long as they are kept clean and unobstructed Do not operate the Line 1 or Power 1 in bottom half of their travel cases as this will overheat the unit and void the war ranty Input Source Components The reference quality of the Tenor Line 1 Power1 preamplifier requires your source components to be of similar reference quality to achieve maximum fidelity Any im perfections in the audio signal at the input source will most definitely be noticeable Alternatively the best source equipment will allow the Tenor Line 1 Power 1 to repro duce sound so real that you will believe that you are really at the concert In practice Tenor preamplifiers allow most source components to sound their very best however the ultimate in sound reproduction is only achieved with the use of the finest digital and or analogue audio source equipment and cables Either unbal anced or balanced inputs can be used The use of sufficiently long interconnect cables allow convenient location of the source equipment away from the amplifiers speakers and in close proximity to the user for easy access To achieve maximum fidelity it is our recommendation that reference quality balanced cables be used however unbal anced cables up to 50ft 15m can be used as well If the installation has excessive RF and EM pollution you should always consider balanced cables regardless of length Over 50ft 15m balanced cables are mandatory Generally all source equipment can be
27. onnections and are selectable for left right or both channels Tenor amplifiers also have sophisticated grounding options available which can be used to help solve a ground hum problem Please consult the Line 1 Power 1 Pro gramming Operation of this user manual as well as your amplifier manual to resolve any ground hum problems Do not be concerned about having lifts the same 26 Care and Maintenance Wood Faceplate and Top Rails The hand lacquered Wood Faceplate and Top Rails of the Tenor Line 1 Power1 require very little maintenance Should they become marked with fingerprints a polish used for fine furniture can be used but only if applied to a soft cloth and then rubbed on the wood Spraying polish directly on the wood may contaminate the electrical components inside and could void the Warranty Keep out of direct sunlight if at all possible as the cherry wood will darken substantially Metal Chassis and Top Plate The Metal Chassis and Top Plate need very little care other than dusting from time to time Do not use spray wax or dusting liquid as it may contaminate the electrical com ponents inside and could void your Warranty Dusting with a soft brush is recom mended Electrical Connections on Rear Plate From time to time it is good to disconnect and reconnect your cables at the rear to im prove any degradation due to normal electrical oxidization Make sure your amplifier is turned off when you do this and that you disconnect
28. r 1 preamplifier is made from the finest se lected cherry wood and has been hand finished with 16 coats of clear piano lacquer by local Canadian Artisans Over time the cherry wood will age by showing a somewhat mellow patina making the preamplifier even more beautiful The same is also true of the decorative cherry rails on the top of each chassis and the custom solid cherry wood remote control Please Note Direct sunlight will cause an overall darkening of the cherry wood This is nor mal so if this effect is not desired then protection from direct sunlight is required Natural aging of the cherry wood is normal and expected so any patina due to this is not covered under warranty The metalwork of the Tenor Line 1 Power1 preamplifier is anodized aluminum that has been precision manufactured and finished by local Canadian artisans Please review section Care and Maintenance of this manual for further details 10 Power up Line 1 Power 1 There are two power switches on the Tenor Line 1 Power1 preamplifier the main LINE POWER ON OFF on the back of the Power 1 and the right control knob on the Line 1 First connect the two power umbilical cords that provide power to the Line 1 chassis from the Power 1 These are custom cables to provide various voltages from the Power 1 power supply to the Line 1 Please note that the left side connector of the Power 1 should only connect to the left side connector of the Line 1 and vice ve
29. rsa for the right side This is critical as they are not identical to each other and failing to do so could cause damage to the Line 1 or Power 1 that would not be covered by warranty Once the two umbilical cords are securely attached it is now time to connect the source inputs and the preamplifier outputs to the amplifier s Following this you can then attach the power cord to connect the Power 1 to the AC mains This would be an appropriate time to double check all of your connections before the AC mains power is applied Once your connections have been verified you can now turn on the Power 1 using the ON OFF master power switch The following picture is provided for identifica tion on the back of the Tenor Power 1 LINE POWER ON OFF AC LINE IN Turning the LINE POWER ON OFF switch to ON provides power to the Power 1 that in turn provides power to the Line 1 through the dual umbilical cords The final step to power up the Line 1 is by pushing the right control knob in which will initiate the power up sequence Please Note Hazardous voltages inside the Tenor Line 1 Power 1 are dangerous Please allow 10 minutes for high voltage to dissipate before allowing anyone to open either Tenor Line 1 or Power 1 chassis 11 Initial Power up Screens Turn the Power 1 LINE POWER button on back of chassis to ON Pressing any knob or button on the Line 1 will then immediately wake and show screen A below pro
30. s the choice of NORMAL resistor grounding GROUNDED no resistor and LIFTED no ground for the right channel Note It is not necessary that AUDIO GND L and AUDIO GND R to be set the same when resolving hum from ground loops NORMAL GROUNDED LIFTED NORMAL GROUNDED a LIFTED GROUNDED Y LIFTED Y REMOTE Rotating the left control knob clockwise and selecting REMOTE gives the choice of Infra Red IR codes available for the remote control Generally the only time the factory default would not be used is when there is a conflict with another IR code Please consult with the factory to discuss further before making any changes REMOTE h EL CODE 1 Y CODE 2 VFD SAVER Rotating the left control knob clockwise and selecting VFD SAVER gives the choice of LOGO Tenor MAIN input output volume level balance stereo and simply BLANK Purists may choose BLANK as digital VFD is turned off after no interac tion of Tenor Line 1 VFD SAVER Display Saver Selections a REMOTE a LOGO UFD SAER MAIN Y UFD PONER Y 20 VFD POWER Rotating the left control knob clockwise and selecting VFD POWER gives the choice of HIGH MEDIUM or LOW brightness settings for the Vacuum Florescent Dis play VFD Each selection has a higher initial brightness and a lesser runtime bright ness for the screen saver VFD POWER Display Power
31. s the Line 1 on an elapsed hours clock is located on the Vacuum Florescent Display VFD as shown below which ex hibits the owner s hours of enjoyment to date Most owners will experience a lifetime of listening pleasure without ever reaching the 10 000 hour maximum When the 10 000 hours of use has been achieved the preamplifier should be returned to the factory for re tubing and calibration ELAPSED TIME STABILIZING 9 19 ELAPSED HOURS 868117 3 Line 1 Power 1 Design Features Line 1 Design Features T Combination custom extruded machined aluminum chassis providing a stable rigid base for electronics plus solid cherry wood face plate and rails accents Microprocessor controlled Vacuum Florescent Display VFD Hand held solid cherry wood remote control Internal USB software upgrade port requires technical support High quality polytetrafluroethylene PTFE insulation and rhodium plated unbal anced connectors for maximum reliability and low Elector magnetic Interfer ence EMI High quality pro audio grade gold plated balanced connectors for maximum re liability and low Electro Magnetic Interference EMI 5 unbalanced line level inputs 2 balanced line level inputs 2 unbalanced in out tape or processor loops 2 unbalanced selectable outputs 2 balanced selectable outputs 1 headphone output Transformer balanced inputs outputs for high Common Mode Rejection Ratio CMRR for low noise operation
32. ul metal and woodwork it is always recommended to use the travel case when moving the Tenor Line 1 Power1 The weight of the Tenor Line 1 Power1 is not distributed evenly about the centre axis making for a dangerous load It is recommended to always use two people to move Installation Considerations The Tenor Line 1 Power1 needs to be located in a clean safe and dry environment within close proximity for the power cord to connect to the AC power mains and close enough for the interconnects to connect to your amplifier s and the custom umbilical cords to connect the Tenor Line 1 Power 1 Placement on a ventilated open shelf built for audio equipment is ideal Only the Tenor Power 1 requires AC 3 Party Isolation Stands Mechanical isolation of the main Tenor Line 1 audio board is achieved with a custom made suspension Both the Tenor Line 1 and Power 1 use custom rubber feet to iso late the chassis from acoustic vibrations transmitted through shelves Although not necessary 3 party isolation stands can be used but ensure that the units support a 36lbs 16kg and 66lbs 30kg weight for the Tenor Line 1 and Power 1 respectively Please note that the weight is not evenly distributed about the centre axis from front to back of the Tenor Line 1 Power 1 Placement AC power mains should be within reasonable access of the Tenor Power 1 The Tenor Line 1 has two special umbilical power cords that attach to the Tenor Power 1 which supplies al
33. viding simple instructions for power up Holding right control knob in for 3 seconds will begin a sequence of events displayed on the Vacuum Florescent Display VFD starting with the screen B as follows A E ON OFF PUSH STABILIZING RIGHT KNOB 9 19 3 SECONDS ELAPSED HOURS 88117 3 B F C ri O INITIALIZING C G LINE1 POWERI LINE 1 BAL 0dB DUAL MONO VOLUME 14 PREAMPLIFIER e D VOLUME CONTROL CALIBRATION Volume Control Calibration will be performed after a power failure or on the first power up after a battery replacement in the Tenor Line 1 The factory setup is now loaded whereby the default setup is e INPUT LINE 1 e OUTPUT OUT 1 BAL Odb STEREO STEREO To power down the Line 1 simply hold the right control knob for 3 seconds until shut down sequence begins Leave the Power 1 Line Power button ON unless storing moving or leaving unattended for long periods of time 12 Line 1 Control Knobs Buttons INPUT SELECTION N VOLUME CONTROL Push to ENTER x A Sr LINE 1 BAL JE VOLUME 16 OUT 1 STEREO BALANCE CONTROL Push 3 sac POWER ON OFF BALANCE SETUP INFO DISPLAY f Fi V j P EA 4 NX V4 bw P P P aa _ e a e The control of the Line 1 is simple and straightforward 1 Touch any knob or button gives power on off instructions 2 Push the right control knob in for 3 seconds to turn the Line 1 on or off 3
34. ward load therefore careful atten tion is required Caution should be used in lifting the preamplifier out of the lower portion of the travel case to make sure that nothing scratches the beautiful Tenor finish Position the travel case close to the final location by rolling on the travel case wheels Clear the space of the final location in advance and have two reasonably strong people lift the preamplifier upwards out of the travel case until the preamplifier is clear of the travel case sides Special care is needed when installing in a shelving unit due to restrictive access When sliding the Tenor Line 1 and Power 1 on a shelf do not drag on rubber feet but lift enough weight so that rubber feet do not bind when sliding List of Items Included with Tenor line 1 Power 1 1 Owners Manual 2 Line 1 Umbilical Power Cords to link Line 1 with Power 1 1 Premium Kubala Sosna Emotion Power Cord for Power 1 AC Mains N A only 1 Solid Cherry Wood Tenor Remote Control for Line 1 Package of User Accessible Fuses Moving Preamplifiers Turn power on on back of Power 1 and let sit for 10 minutes to dissipate high volt ages Disconnect all cables and power cords then disconnect both ends of the special umbilical power cords between Tenor Line 1 Power 1 then set underneath preampli fier in travel case with ends wrapped in a protective material Consult Owner s Manual for reconnecting cables and power cords following a move To protect the beautif
35. wise and selecting GAIN FACTOR gives either NOR MAL gain or HIGH gain additional 6db depending on your preference and equip ment NORMAL HIGH a NORMAL NORMAL SEL HIGH ww 18 LINE BAL L Rotating the left control knob clockwise and selecting LINE BAL L gives ability to lift PIN 1 or leave grounded on the left balanced input Note It is not necessary that LINE BAL L and LINE BAL R be set the same when resolving hum from ground loops GROUNDED PIN 1 LIFTED P aa BROUHDED E GROUNDED ELPIN 1 LIFT W PIN 1 LIFT hd LINE BAL R Rotating the left control knob clockwise and selecting LINE BAL R gives ability to lift PIN 1 or leave grounded on the right balanced input Note It is not necessary that LINE BAL L and LINE BAL R be set the same when resolving hum from ground loops GROUNDED PIN 1 LIFTED ro aa GROUNDED SL GPROUNDED ELPIN 1 LIFT Y PIN 1 LIFT Y AUDIO GND L Rotating the left control knob clockwise and selecting AUDIO GND L gives the choice of NORMAL resistor grounding GROUNDED no resistor and LIFTED no ground for the left channel Note It is not necessary that AUDIO GND L and AUDIO GND R to be set the same when resolving hum from ground loops NORMAL GROUNDED LIFTED NORMAL GROUNDED LIFTED EL Y GROUNDED V LIFTED Y 19 AUDIO GND R Rotating the left control knob clockwise and selecting AUDIO GND R give
36. with pin 1 ground lift to suppress inter chassis ground loops Individual ground path for left right channels to increase immunity to ground loops and inter channel crosstalk 3 position ground selector per channel to equalize ground potentials and mini mize system residual noise Input output audio signal switched concurrently to avoid audio ground mix ing noise summing thereby maximizing signal to noise performance Audio amplification circuit employs 4 New Old Stock NOS 10 000 hour 6463 high grade select vacuum tubes per channel in pure class A zero negative feedback delivering ultra low distortion thereby maintaining the natural struc ture of the audio signal 20 21 Custom precision control assemblies with optical encoder interfaces provide custom eVolume and eControl of Line 1 Power 1 as well as logic controlled Tenor remote control High current pure class A ultra low distortion unity gain solid state buffer stages provide isolation from vacuum tube circuit using discrete transistors rather than ICs for maximum sonic performance Low output impedance can drive hundreds of feet of interconnect with un changed distortion and noise characteristics High bandwidth double shielded balancing custom made transformers with ul tra low distortion for balanced inputs outputs Power 1 Design Features 1 TH 12 Combination custom extruded machined aluminum chassis providing a stable r
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