NSEQ-2 - Millennia Media
Contents
1. 6 SERVICING Lethal voltages are found inside the N SEQ 2 chassis The user should not attempt to repair or service this unit All servicing and or repairs should be referred to M illennia M edia If after reading all instructions precautions and warnings you have remaining questions please contact M illennia M edia directly before attempting to use your NSEQ 2 Retain this owner s manual as arecord of your purchase to aid positive identification in the event of loss JEE wee QUICK START READ THIS The NSEQ 2 operates with lethal operat ing voltages the voltage inside the N SEQ 2 can kill you Never under any circumstances remove the top cover Re fer to a qualified electronics technician any and all servic ing tube replacement and other operations which require the top cover to be removed Congratulations on your purchase of the M illennia M edia N SEQ 2 with Twin Topology The N SEQ 2 is the result of meticulous listening tests on numerous circuit topology and packaging designs Your N SEQ 2 is a finely tuned instrument intended for critical professional applica tions we feel it is the world s most sonically neutral analog EQ With the emergence of 24 bit digital audio recording engineers are faced with a new requirement for undistorted dy namic range The NSEQ 2 meets this challenge exceptionally well Before connecting power to the N SEQ 2 assure that the rear panel voltage selection fuse block swit2. ATIONS Power Consumption Power Requirements Fuses 2 required Internal DC Power Dimensions N et Weight 40 Watts nominal 100VAC to 240VAC 50 60H z selectable 2 ea 1A with 100 120VAC mains 5x20mm slow blow 250V 2 ea 500mA with 200 240V mains 5x20mm slow blow 250V 350V 25V 25V 12V 19 W x 12 5 D x 3 5 H aproximately 24 pounds Millennia M edia reserves the right to change specifications delivery and pricing without notice NSEQ 2 UTU pietu 10 WARRANTY M illennia M edia will repair this product free of charge in the USA in the event of defect of materials or workmanship for one 1 year following date of purchase This warranty is ex tended only to the original purchaser T his limited warranty covers failures due only to defects in materials and workmanship which occur during normal intended use and does not cover damage which occurs in shipment or failures which are caused by products not supplied by M illennia M edia This limited warranty does not cover failures which arise from accident misuse abuse neglect mishandling misapplication faulty installation improper adjustment alteration or modification of product incompatibilities line power surges acts of God or service performed by anyone other than M illennia M edia or its authorized agent Vacuum tube failures are not covered under warranty LIMITS AND EXCLUSIONS There are no express warranties except as listed above M illen
3. Double check that the fuses installed correspond to the AC mains voltage range which appears in the viewing window Gently push the fuse block back until flush and snug FUSES For 100 120 VAC mains use 5x20mm 1A slow blow 250V Littelfuse 239 or equivalent For 200 240 VAC mains use 5x20mm 500 mA slow blow 250V Littelfuse 239 or equivalent 5 POWER ENTRY IEC Power Receptacle An IEC type AC line power receptacle for use with removable cords Use only the power cord provided with the N SEQ 2 unit or equivalent U L approved type SV SVT SJ or SIT AC power supply cord Do not defeat the third pin earth ground If ground lifting is desired remove the Earth Audio Ground Jumper strap item number 3 above AET o wee 1INVd vid G DISN VSN yi u peyopuoy a a 49996 VI aiiweooja Ta Aa ji N auj DI DIUUSIJ ano zno o en uw BIUUJ MA a H gt WANS 00 Gu anbywoet IOUS 8D ECO SLAW NOUNALIY 4500 co jo MADWAI Byumba WOM AID Aum puD opa SAA CUA KAAWADOKI8 SON BUDA YO LONJE PEY AND AJ AN T A X NBR 16705 AD AOLE YOU OD YIN MIGE JO YA BW EONPEI a GAN Nio ojh Eng g MO o A Ne 30409 OOj ANOUAJ JOU OG Nou O jepisu SBHOYON IDYIBT j FANYO NSEQ 2 FRONT PANEL 1 BAND IN OUT SWITCH IN Pushbutton switch which places its EQ band in circuit or out of circuit EQ band isin circuit when switch is depressed and LED is illuminated Because of the N SEQ 2 s unique shunt design
4. EQ bands should have no detectable sonic signature when they are in circuit as long as the boost cut control 4 is set at zero Band In Out switches are provided for comparing a band s EQ setting versus flat response 2 FREQUENCY SELECT SWITCH Rotary switch gold contacts mil spec which selects fixed high and low band frequencies 3 PEAK SH ELF SWITCH Pushbutton switch which selects high and low band curve shape W hen switch is depressed and LED isilluminated EQ isshelving at 6 dB per octave W hen switch is not depressed EQ is peaking with a fixed Q of 1 0 4 BOOST CUT CONTROL Conductive plastic rotary potentiometer offering up to 20 dB of boost and 20 dB of cut Can also be configured for 10 dB via master gain range switch 10 Boost Cut Potentiometer has 21 detented positions for accurate repeatability and logging 5 PARAMETRIC FREQUENCY CONTROL Conductive plastic rotary potentiometer which sweeps all center frequencies from 20 Hz to 25 kHz The low mid band sweeps 20 Hz to 220 Hz or 220 Hz to 2 5 kHz depending on the status of frequency range switch 6 The high mid band sweeps 250 Hz to 2 5 kH z or 2 5 kHz to 25 kHz depending on the status of Frequency Range Switch 6 This control is option ally available with 21 step detents for accurate repeatability and logging 6 PARAMETRIC FREQUENCY RANGE SWITCH 10X Pushbutton switch which selects 1X or 10X parametric frequency range When switch is depressed a
5. N SEQ 2 line input is unbalanced using pin 1 as chassis ground pin two as signal and pin 3 tied to audio ground 2 OUTPUTS Out 1 Left Out 2 Right Conventional 3 pin male X LR output jacks Output is unbalanced Pin 1 is chassis ground pin 2 is signal and pin 3 is tied to audio ground J FET topology output impedance is 55 ohms Vacuum tube output impedance is 150 ohms 3 EARTH AUDIO GROUND JUM PER A barrier terminal which ties earth ground to audio ground If ground hum loops are experi enced when using the N SEQ 2 removing this jumper may help Using this jumper the integrity of the chassis earth ground connection is never compromised 4 AC VOLTAGE MAINS SELECTION 100 120 or 200 240 A power entry module with a removable fuse holder block This fuse holder block is selectable for 100 to 120 Volt or 200 to 240 Volt worldwide mains powering The fuse block contains two fuses one fuse isin series with the hot power line while the other fuse is in series with the neutral power line Both fuses must be installed To change the mains voltage selection remove IEC power connector and assure that the N SEQ 2 is not connected to mains power With a non conductive tool gently pry the fuse block away from the power entry module Remove the two fuses and replace both with type as shown below Slide out the internal PC Board turn it over and reinsert the PCB so that the desired AC mains voltage appears in the viewing window
6. Output Level Input Impedance SS Input Impedance VT Output Impedance SS Output Impedance VT Recommended Load N oise Boost Cut switch 10 dB Common M ode Rejection Ratio bal opt Slew Rate 26 dBu out XLR Polarity EQUALIZER PARAMETERS Q Range M aximum Boost amp Cut Minimum Boost amp Cut Low Range Fixed Frequencies High Range Fixed Frequencies Low H igh Range Fixed Q Low M id Parametric Sweep Frequencies High M id Parametric Sweep Frequencies H ardwire Bypass for Each Channel Peak Shelf Selection on Hi amp Lo bands Bypass Selection on Each Band Twin Topology Selection lt 009 typ 002 all EQ bands switched in Sub 1 Hz to beyond 300 kHz Sub 2 Hz to beyond 200 kHz lt 15 dB 28 dBu VT 24 dBu SS 28 dBu VT 24 dBu SS see user manual page four see user manual page four 55 ohms transformerless 150 ohms transformerless gt 150 ohms SS gt 3 k ohms VT 104 dBu SS 94 dBu VT all EQ bands in gt 50dB gt 75 dB typical 100mvV to 20 kHz gt 25 volts per microsecond Pin 2 positive polarity Pin 1 ground Q 0 4 to 4 0 sweepable 20 dB 21 step detent 10 dB 21 step detent 20 34 56 100 180 270 Hz 4 8 5 8 8 0 10 16 21 kHz Q 1 0 20 Hz to 220 Hz or 220 Hz to 2 5 kHz 250 Hz to 2 5 kHz or 2 5 kHz to 25 kHz Yes Yes Yes Switch In FET Amplifiers Switch Out Vacuum Tube Amplifiers ELECTRO MECHANICAL SPECIFIC
7. READ THIS FIRST Any changes or modifications not expressly approved by MILLENNIA MEDIA INC could void your authority to operate this equipment under the EC or FCC rules 1 Copyright You acknowledge that no title to the intellectual property in the NSEQ 2 is transferred to you 2 Inspection Inspect packing boxes N SEQ 2 and cables for damage unusual marks or shortages It is your responsibility to report damage shortage or misshipments in a timely manner M illennia M edia and or its dealers will not be responsible for claims arising from damage in shipping nor will claims for shortage or misshipments be honored more than 10 days after ship date 3 Read this manual carefully and completely before attempting to use the N SEQ 2 Improper operation could result in damage to product It is the user s responsibility to understand the safe use and operation of this device 4 The shipping box of the N SEQ 2 system will include 1 Owner s M anual 2 NSEQ 2 3 a UL approved power cord 4 Owner s Registration Card Fill out the Owner s Registration Card and return to M illennia M edia at your earliest ability The material contained in this manual consists of information that is property of M illennia M edia Inc and is intended solely for use by the purchasers of the equipment described in this manual M illennia M edia Inc expressly prohibits the duplication of any portion of this manual or the use thereof for any purpose othe
8. ch is set correctly In the USA the NSEQ 2 is shipped with the voltage selection block set to 100 120 VAC At this voltage setting a pair of 1 amp 5 x 20 mm slow blow fuses have been factory installed If you change the voltage selection block to 200 240 VAC usage be sure to change both fuses to 500 milliamp 0 4 amp slow blow types The N SEQ 2 enclosure measures 19 wide x 3 5 high x 12 5 deep and is designed for mount ing into a standard 2U 19 equipment rack If the N SEQ 2 is mounted in a road case or other rack which is prone to strong vibration or shock it is recommended that the rear of the N SEQ 2 be supported or otherwise reinforced to withstand such conditions The N SEQ 2 requires adequate ventilation To assure proper air circulation and operation leave at least one rack space open above and below the NSEQ 2 The NSEQ 2 is designed on a common ground topology For high quality operation and for your own Safety and the safety of others do not defeat the purpose of the earth grounding pin on the A C power cord NSEQ 2 alienate NSEQ 2 REAR PANEL 1 INPUTS In 1 Left In 2 Right Conventional 3 pin female XLR input jacks for all balanced or unbalanced line level signals Input impedance is greater than 10k ohms when 10 dB gain range switch is engaged 10dB greater than 40k ohms when gain range switch is disengaged 20dB and greater than 100k ohms when optional balanced inputs are installed Standard
9. nd corresponding LED is illuminated frequencies as shown on front panel legend are multiplied by 10X When switch is not depressed and LED is not illuminated frequencies are as shown on front panel legend 7 PARAMETRIC QUALITY CONTROL Q Conductive plastic rotary potentiometer which sweeps Q Quality factor from 0 4 to 4 0 Q is defined as the ratio of the center frequency to the bandwidth For example a filter setting with 3 dB down points near 100 Hz and 1000 Hz exhibits a Q of approximately 0 4 This control is optionally available with 21 step detents for accurate repeatability and logging 8 MASTER CHANNEL IN OUT SWITCH IN Pushbutton switch which places the corresponding four band EQ channel in circuit or out of circuit EQ channel isin circuit when switch is depressed and LED is illuminated When switch is not depressed or when N SEQ 2 power is off the EQ channel is completely bypassed via a relay and inputs become hard wired directly to outputs JEE l n t ITIN Vd LINO G DISN vos Z DISN E P i ee yi be SEDE Og 0 ce WA vz Z e T 9 TT SELECTION SWITCH TWIN TOPOLOGY Pushbutton switch which selects the corresponding channel as a complete vacuum tube EQ or a complete solid state EQ N ot a gimmick Twin Topology is designed around two world class musically optimized all Class A amplifiers one amplifier is based on twin triode vacuum tubes while the other is based up
10. nia M edia shall not be liable for special subsequent incidental consequential or punitive damages including but not limited to damage to recordings microphones mixing consoles or any associated equipment down time costs loss of goodwill or claims of any party dealing with purchaser for such damages resulting from the use of this product All warranties express and implied including the warranties of merchantability and fitness for a particular purpose are limited to the applicable warranty period set forth above Some states do not allow the exclusion or limitation of incidental or consequential damages or length of time an implied warranty remains in effect As such the above exclusions may not apply This warranty gives you specific legal rights and you may also have other rights which can vary from state to state JEE n t MILLENNIA MEDIA INC 4200 B Day Spring Court Placerville CA 95667 9500 T 530 647 0750 F 530 647 9921 info mil media com http www mil media com The N SEQ 2 is hand crafted in USA M anual printed in USA NSEQ2 A 120 499 NSEQ 2 ISE ANA 11
11. on all discrete J FET servo amplifiers Like having two distinctly different equalizers in one chassis When switch is depressed and LED is illuminated the channel is operating as a discrete solid state EQ When the switch is not depressed the channel is operating as a high voltage vacuum tube EQ Because of the N SEQ 2 s unique shunt design individual EQ bands will have no detectable sonic signature when they are in circuit as long as the boost cut controls are set to zero 10 GAIN RANGE 10 dB Pushbutton switch which determines the range of channel boost cut When switch is depressed and LED is illuminated the corresponding channel offers 10 dB of boost and cut W hen switch is not depressed the channel offers 20 dB of boost and cut Use the 20 dB setting for rough adjustments or deep repairs Use the 10 dB setting for most artistic EQ requirements 11 PILOT INDICATOR LIGHT LED which when illuminated shows that the N SEQ 2 unit is powered up and active 12 POWER SWITCH POWER Rocker switch for switching AC line power on and off 13 TEMPLATE not shown A logging template for use with the N SEQ 2 is available for download on the M illennia M edia web site http www mil media com nseq2 html AET o n t NSEQ 2 GENERAL SPECIFICATIONS THD Noise 20 Hz 30 kHz Frequency Response 3 dB SS Frequency Response 3 dB VT Frequency Response Stereo Deviation M aximum Input Level EQ Flat M aximum
12. pilling or falling into the N SEQ 2 unit 2 HEAT AND VENTILATION Be sure to allow adequate ventilation to N SEQ 2 and avoid using or installing unit in close prox imity to heat sources such as heaters stoves radiators power amplifiers spotlights or other heat producing appliances or equipment 3 POWER SOURCES AND POWER CORD PROTECTION The N SEQ 2 Power Supply should be connected to a power source only of the type described in the operating instructions or as marked on the Power Supply Route the power cord so that it is not likely to be walked on or pinched by having objects placed on it Pay particular attention to plugs receptacles and the point where the AC power cord exits the N SEQ 2 4 GROUNDING For your safety it is extremely important that the grounding pin of the 3 wire power cable in cluded with unit be inserted into a grounding type 3 pin power outlet If you are unable to insert the plug into an existing outlet contact an electrician to install a properly grounded 3 pin power outlet preferably with OFI protection 5 DAMAGE REQUIRING SERVICE This unit should be repaired or serviced by qualified personnel whenever The AC power cord has been damaged or Objects have fallen or liquid has spilled into any N SEQ 2 unit or The unit does not function properly or exhibits a marked change in performance or The unit has been abused dropped or damaged or The unit has been exposed to rain or moisture
13. r than the operation and or maintenance of the equip ment described in this manual without the express written permission of M illennia M edia Inc Under copyright laws this manual may not be duplicated in whole or in part without the written consent of M illennia M edia Inc NSEQ 2 and Twin Topology are trademarks of M illennia M edia Inc All other trademarks are property of their respective holders Serial numbers are located on the rear left side of each unit We suggest that you record the serial numbers in the space provided below Refer to it whenever you call an authorized M illennia M edia repair facility or the manufacturer M ake sure that you return your completed warranty card immediately Features and specifications subject to change without notice 1999 2002 M illennia M edia Inc All rights reserved Serial Nos ONNAN NSEQ 2 AA SAFETY PRECAUTIONS For your safety and the safety of others be sure to read and understand all safety and opera tional instructions before attempting to use the NSEQ 2 WARNING The NSEQ 2 internal circuitry carries lethal voltages Carefully observe all warnings precautions and instructions on the N SEQ 2 and as described in the instructions supplied with the unit 1 WATER MOISTURE AND SPILLAGE Do not attempt to use the N SEQ 2 in near or around water or in unusually moist environments such as near a sink or swimming pool Prevent liquids or any other materials or objects from s
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