Tascam 122 Cassette Brochure
Contents
1. Play when this setting is in effect you can press Rewind and the 122 will stop rewinding at counter 999 and automatically enter Play mode Off disables this feature e Stop when rewind to 000 is complete the 122 will stop and wait Before you dismiss this Memory feature as just a home entertainment function consider these two professional applications Play can be used as a rehearsal function to avoid playing a multitrack master tape over and over and thus preserve its fidelity for mixdown Stop can be used to Cue Up a commer cial spot cassette for later replays automatically f you need Fader start capability in your use of the 122 the remote control socket can help you A microswitch you install on your mixers fader can initiate Play mode on the 122 when you open the Fader No circuit modification to the remote control is necessary just connect the right 122 remote pin to your Switch run the cable to the 122 and you are in business Ask your dealer for details about this useful remote start function L Phones Adjusts the level of the stereo signal What you hear will follow the logic of the Monitor Select switch either Source the input signal or Tape C Phones Jack Tip Ring Sleeve Plug in here for stereo monitoring TRANSPORT CONTROLS O Fast Forward gt gt Key Full Transport Auto Stop at end of tape is provided LJ Rewind Key Also works with the Counter and the Me2. 122 STUDIO CASSETTE TASCAM jp RECORDER REPRODUCER r l SU Wide HUI ud PHASE TR GAN PAM Y MIC A E TN EV a eae v 2 6 Ma IU GAN Pau METL 0 PHASE TRIM GAIN PAN ONUADAD J REV iu ea PHASE TRIM GAIN PAN OVERLOAD I 0 RE p Lu i 1 30 NORMAL us H PHASE PAN MIC ATL PHASE TRIM GAN PAN MC e be f TE TRIM GAIN iu MIC AT PHASE E EI dw an f A i LN Vie 9 e u e i E a eee i jum i me a f E mm ap Er s gr py r eee d FUTT m r g parr Ir a y r s EN d 3 a J Kk m i m r N ra r d ra r a r za e 7 M d 3 P p E A r r 4 p r i rp ww r r r a p r TASCAM p p e TEAC Production Products P a Reading clockwise R 61 Data Cassette 4 Track 244 Portastudio 124 AV 133 Multi hmage Master Cassette Deck and in front The FD55 a dual siced Double Density Thin Line 51 4 floppy disc drive At TASCAM our business of providing the tools for Audio production means that our design teams are always expancing the concept of tape and tape formats That leads to constant experi mentation At TEAC we ve done a lot with farmat Our 30 year engineering heritage now includes just about all for mats 0 data storage and retrieval Our design teams can deal with any kind of signal vou need recorded from D C to light Not tomorrow not next year but right now with an off
3. Remote Control Multipin Connector Provides the necessary logic commands that select Encode or Decode C Transport Remote Control Multipin Connector Both sets of transport controls will work when a remote RC 90 is connected
4. from the even tual industry standard you must use common sense as well as technology At TASCAM we concentrate on multi channel audio recorders and mixers for the musician and the multi image art ists The half size or quarter track tape width applied to multitrack has been developed by us into a world standard Our work with the cassette has pro duced some truly unique solutions to industry problems In the last ten years TASCAM engineers have ex panded the use of the cassette format far beyond the original intent of low fidelity speech dictation and simple convenience TASCAM special format audio cassette recorders are now available to do these jobs The 244 POSTASTUDIO m Eee SSS ee Our breakthrough four channel cassette product a complete self contained min lature studio of mixer recorder and more in an 18 pound package The 133 STEREO PLUS CUE The 3 Channel complete production tool for the Multi Image industry You can produce a master control tape ste reo sound and sync and then run the show with its many microprocessor controlled auto present features 4 The 124AV ANSI standard format cassette recorder reproducer that makes use of the full width of the tape in one pass dou bling the track width of the standard phillips stereo format in order to increase fidelity Each track can be recorded separately allowing one track sync recording for cues or music We have received
5. much praise for these innovative products but along with the cheers we noticed that there was a minor grumble of discontent We had overlooked something basic The standard cassette format is still needed for all the necessary informa tion transfer functions that are essential to the process of creativity It does these jobs economically and well The producers dub the copy of work in progress so essential to writers musicians and arrangers n advertising and publishing the cassette has become the accepted final format for the display of finished ideas In Radio the standard cassette is making inroads on the overworked NAB Broadcast cart format to play spots and sound effects Now with the TASCAM 122 we return to the Basics and fill the needs of day to day audio production You said give us the right tools equipment designed to solve the problems and we ll do the rest So that s what we did We Built What You Asked For You designed the 122 These are features you asked for A Standard Phillips cassette Format recorder reproducer running at the standard speed 175 IPS Full compatibil ity with standard consumer units so producers and artists can play back dubs on their own equipment No trick E Q No non standard playback curves or special requirements Next you asked for Two Speeds 176 334 I P S Dual speed operation allows the 122 to be used for several important studio operations i
6. the shelf unit In addition to audio we manufacture data digital and computer recorders in all k nds of formats from I B M compa ible down to the 5 disc drive for micro end mini computers We have the SR Series inch open reel Instru mentation Recorders in 7 14 and 21 track formats and the RC 80 ser es cassette data recorders in 4 and 7 track formats on a standard cassette At TEAC we record light as well In our current catalogs we list airborne video recorders for anything that flies inch U matic transports for industry end the Video recorder for the COLUMBA spacecraft We re proud of that one There aren t very many companiss with design teams that can cope with blast off as the normal working environ ment Rock and Roll to Rocketry C M FM Digital Datapulse Analog in all these formats our products are available now Our broad experience in solving the problems of so many different applica tions has taught us to use guidelines that consider more than just the overworked phrase State of the Art Spending endless amounts of money on features that are only abstract engi neering accomplishments will guaran tee that the price will be ridiculous What we have learned about design in our three decades of building recorders of all kinds is best expressed in one word Balance To achieve that elusive quality of bal ance that sooner or later will separate the barely adequate tool
7. 22 this control is wired after the meter drive circuit and the dbx interface R C A connector set LJ VU Meters Audio L R The familiar Volume Unit Audio ballistic is used along with a Peak indicating L E D This dual meter circuit gives you the best of both methods of level indica tion another Tascam better idea for audio recording The signal appearing on the meters follows the logic of the Monitor switch OVU is equal to 316 Volt 10dBV in Source line input and 160nWb m in Tape playback In Input modes the Source setting of the Monitor select switch the meters read the level before the action of any noise reduction circuitry so you won t be misled In playback the level you see will be the technical level on tape unaffected TO ENCODER C 5 TO DECODER C by the setting of the Output controls allowing you to match input to output levels without having to carefully set any other controls O Monitor Select Switch Source selects input signal for the meters and the headphone circuit Tape selects tape playback signal for meters and phones Other inputs and outputs are not altered by moving this switch so you may move it while recording and com pare what is coming in to what is on the tape O NR System Selector Switch Set Left enables the standard Dolby noise reduction circuitry Set Center adds the action of the HX headroom extension to the Dolby circuit Set R
8. III ILI i in ae A 80388BRLU 400000010 128 LOLLE by 2 cS j UELLUMTLELDELULLHUR ESL LLLI LEUR LETUATEEL LEAL LL LLLI IF ni i oa aa LLL ALLELUIA TETTIE ST sas ponaanar HELLE LEGE ELLE EUM EL HANDIEN a p TAN EMRE AANNAM TTT PIBHHHUH HUE QONUESUUN ODADOOADA LU UAR TEE ETA A A s LLL LITITIT NN RANTAI LLL LLLA UA ATUM ME MUI With HX hidden surprises in the time tested units that we use These little things do a lot They are responsible for running the whole show and our concern for their reliability is not a little thing We regard reliability as the primary concept in every audio production product we build If a device depends on some new and untested component that breaks down all the feature benefits are lost That s not a well balanced design In all our TASCAM engineering we use time tested approaches to insure that you get to use what you have paid for When you look inside the 122 you ll find that we still use nuts bolts and screws When you have a problem with a TASCAM product you will be able to disassemble it and replace individual parts without being forced to purchase an entire subassembly Does TASCAM talk about repair Certainly Technology is not magic and what man can make man can break Being prepared for an accident is simple common sense and that s always the best insurance The f
9. for the unnatural pre emphasis The result is an expanded dynamic range on the order of 15 dB at 15kHz which trans lates into a clarity of high end definition previously associated with the open reel format Microprocessor controlled transport Don t let anybody tell you that comput ers are the coming thing At our design labs they arrived quite a while back We ve been making use of this technol ogy to run our recorders for ten years now and we re sure that there are no a a m ed CU nee aue X H M GM CENNS ame Sam V GEO A66 ag es r L4 C m e Gm o oo 8 GN LE 1 L L ees ae SS Se pr Z Sare am LH L L 43 H d H bice a cm EEH e ee La EL e mime m ea lal pint YE a D a e ae SS ei E LIII ts LLLI LL ees ee pe Me r tene m Ped p m a e MED o 62 CNN d ae banudo G D GO n ie LIII 2 L4 wa eS LII TJ n E epea A n 63 a i Lu 5 1 E 1 I1 14 _ F3 ai Pul memp ee ee ee m c Se 4 a d bad Lam EX ba L3 S au 7 m d LO Recording amplifier and equalization Control signal l Bias oscillator ULL TE HALLA T AMI 4 LLUEUEEOELLLLLI HRS IT IPIIEITI n LLETTTELLT i HET ETOT TOTEI ETT i LLTTINTETTTTEEPLT E niil ELILTETTITITTIA OTE TOEA T L
10. ight to dbx Ext Out position all Dolby action is bypassed Use this position when Dolby is not wanted or when the RX 8 dbx accessory is installed O Input Select Switch Selects either the regular rear panel jacks Line 1 the front panel pair Line 2 or the special Test function that is used when you are adjusting the front panel Bias and Level Set trimmers O Speed Select Switch High is 334 I P 5 Standard is 17 amp I P S The switch selected E Q and bias settings are also switched to conform with the requirements of the speed selected but the custom front panel trim controls should be manually re adjusted O E Q Select Switch Internal pre sets for normal CrO2 and metal tapes See the spec page for a precise listing of the characteristics of each position REMOTE CONTROL O Bias Select Switch Internal pre sets for the same three tape types as the E Q switch described above BACK PANEL CONNECTORS O A C Power Cord O Line Input RCA Jacks The input impedance of these circuits is 50 000 Ohms O Line Output RCA Jacks The True output impedance of these circuits is 100 Ohms but we recommend that the load you connect here be no lower a number than 10 000 ohms Maximum output before clipping is I5dBV 5 6 Volts Noise Reduction Interface RCA Jacks Use to patch in the accessory dbx unit model RX8 When the outboard dbx unit is not used the jumpers provided must be in place for signal to flow O DBX
11. inal component in our balanced concept of doing business is definitely the most important of all A SATISFIED OWNER Flexibility that s what you asked for that s what you get in the 122 but to make use of that flexibility you must be able to understand the features and find all the controls That requires complete and thorough documentation a professional reference manual complete with all the answers Our owners manuals are written for owners workers in the field We ll sell you one before you buy the unit if you want to learn more We also have a full service manual for every TASCAM product as a matter of policy When the chips are down you must be up and running and full documentation is the best insurance for the long run Speaking of the long run we think that you can see that TASCAM means business multi image multitrack and much more When new creative areas develop in the world of audio production we plan on being ready in advance and we look forward to meeting your needs The details of any device are important so here s a summary of the 122 controls and how they operate If you have any questions about function that this brochure doesn t answer talk to your dealer You ll get a demonstration that will make the point in question more understandable TASCAM provides complete documentation for every product O Power Switch Push to turn on or off Li Memory Switch Three positions
12. mory Select switch to provide repeat play or cueing Time to rewind a C 60 fully is approximately 90 seconds L Stop Key Stops any tape motion shuts off the capstan motor to extend the bearing life and releases all record functions The 122 motors don t run if they aren t needed U Play gt Key When depressed alone the tape will play depress along with the Record key to begin recording LI Pause Key Stops the tape without disengaging the record logic To con tinue recording just press the Play key alone If a Rec Pause logic condition is in effect L E D s above the Pause and Rec keys will light Faster operation is possible from Pause Rec because the pinch roller is partially engaged You won t miss those important cues L Rec Mute Use this button to leave a space in your recording When in Record pressing Rec Mute mutes the incoming signal but not the erase and bias currents and the 122 continues to run Press Play again to resume record ing or Pause to stop the transport and stay in record ready mode if the unwanted program is longer than the desired space you need on the tape Record Key To begin recording several conditions must first be met Play key must be depressed simulta neously with the Record key or Either the Record Pause or Rec Mute feature must be activated If so press ing Play alone will start or continue the record process If the 122 is in a record ready c
13. n addition to the standard copy function First the high quality reference dub is possible if your clients have two speed playback capability but there s more High speed quality means that the 122 can be seriously considered for use as a spot machine in Broadcast and as an inex pensive slap Echo Delay device in multichannel mixdowr Three solutions to the noise reduction problem Both Dolby E and HX Head Room Extension systems are built in HX is a program adaptive bias technique which increases the head room of typical cassette tape up to 10dB at 10kHz effectively reducing tape saturation Patch points and logic outputs are pro vided for the interface and control of our optional RX 8 outboard dbx unit Three heads so you can monitor the sound of the tape you are making in the same way as any production recorder With the 122 you can hear what you are doing In addition to the monitor function three heads allow you to per form full professional alignment Along with the pre set switch selec tion of E Q and bias for three different kinds of tape Norm CrO2 Co and Metal we provide a set of front panel bias and record level adjustments so you can optimize the performance of the 122 for your choice of tape without dismantling the unit or removing it from the rack THE INSIDE STORY O eee ee Ee 0000000 In a balanced design details make the difference Small points can be just as important as majo
14. ondition the red L E D above the Record key will blink When recording commences or resumes the red L E D will glow without blinking Eject Button Opens the cassette com partment When open this cover can be removed to allow easy access to the heads for cleaning and demagnetizing The Eject key will not open the door unless transport is in Stop mode L Counter Allows for precision in tape location and 000 sets the point on the tape that the Memory feature will return to C Clear button Resets Counter to zero ELECTRONIC CONTROLS C Line 2 Input L R Front Panel Input RCA Connectors The switch selectable extra inputs allow you to hook up with out removing the 122 from the rack or disconnecting your standard studio feed C Bias Rec Calibration Panel This group of four front panel trimpots and circuit LINE IN rx O enable push switch allows you to precisely adjust the bias and record level of each track on the 122 to suit the requirements of the cassette tape that you prefer O Input Level Controls Adjust these internally interlocked controls to set the input signal level To adjust separately hold one while turning the other Con trols signals from Line In 1 back panel as well as Line In 2 front panel O Output gain control This dual control adjusts the signal level that will appear at the back panel Line Out RCA connec tors and the signal sent to the head phone monitor circuit On the 1
15. r innovations We have elected to use the Interna tional reference fluxivity of 160nWb m as a Meter circuit zero reference This means that the 122 gives you a little bit more headroom on the tape when the meter reads OVU At TASCAM we select operating levels that improve more than just our spec sheet and our spec sheet is thoroughly professional No incomplete specs no half finished lines nothing left out Enter Record Mode just a little bit quicker You can do that from Record Pause In that mode the record Dual gap Record play Head Dolby HX input r stages Dolby NR encoder i Gira amm cp iai Ei m 1 Existing NR control signal Control signal conditioning TT HTTTTTHEHTETEDELBETTET ELE LELELETT I SUT HET A I AM TT SC LLLI SLE TERT m a 2 Lad b 4 LULA LLLA LL UR LUN 8 ALLE ULL Normal electronics are on and the capstan pinch and roller are already partially engaged so you get a faster start NEW DOLBY HX CIRCUITRY HX works in conjunction with the Dolby B circuit improving high fre quency response Decreasing the amount of record bias would ordinarily result in a high fre quency pre emphasis and a degrada tion of signal integrity With the Dolby HX circuit however equalization is provided to compensate
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