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Tascam M-35, Инструкция по эксплуатации и техническому обслуживанию

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Содержание M-35

Страница 1: ...TASCAM TEAC Production Products Audio Mixer OPERATION MAINTENANCE...

Страница 2: ......

Страница 3: ...ys on the M 35 As our mixing console becomes more flexible the amount of time needed to understand the available function increases as well The main signal path from mic in to line out is still fairly...

Страница 4: ...nt Many aspects will be discussed in the rnost basic language we can use There is a vast arnount of inforrnation available to the beginning sound rnixer but rnuch of it is not basic enough to be easil...

Страница 5: ...webers it doesn t matter a bel or ear related statement of twice as loud is always a ratio not an absolute number Unless a zero or no difference point is placed somewhere no comparison is possible Th...

Страница 6: ...he multichannel recordist Far more to the point is the question What is a microbar I t is a unit of measure ment related to atmospheric pressure and al though it is extremely small it must be divided...

Страница 7: ...witching before we need audible sound we can lower the power of the signal What is a good value for a reference here Well we need to have enough energy so that the signal is not obscured by hiss hum b...

Страница 8: ...dio because the telephone company was the largest buyer for audio equipment Most of the companies that built the gear started out working for the phone company and new audio indus trie as they came al...

Страница 9: ...eans that the circuit will do its job with a minimurn of electrical energy as a begin ning The most economical electronic de vices in use today have input impedancesof many millions of ohms test gear...

Страница 10: ...in puts the total impedance of the two inputsmust not exceed the load impedance mentioned above and if it becomes necessary to increasethe number of inputs with slight exceeding of the load specificat...

Страница 11: ...All levelsafter the rnic input will be higher than this showing that they have been amplified and eventually we will come to the last output of the M 35 the line out and the reference signal there wil...

Страница 12: ...mic in to line out The diagram on page 43 indicates the gain of a reference signal the noise level and the available reserve gain or headroom a t any point in the signal chain An experienced audio en...

Страница 13: ...ncy line in if no tools are available to convert a 3 wire circuit to a 2 wire RCA connector if the line level signal can be reduced to a max of OdB 1V Input transformer Maximum signal to this internal...

Страница 14: ...ne TAPE IN signal we ll provide a chart to show which signal goes to which module Right here we have our first major problem in comprehension The connection and its circuit is drawn plainly on the blo...

Страница 15: ...odule is used the signal will only be available more understandable for contro1 roorn M Track 8 playback To keep the routing clear we show only the last submaster module that handles track 8 and track...

Страница 16: ...ck signal is substi tuted for the monitor output signal on the submaster monitor select and the monitor mix is now derived from tape playback on each section so switched Any or al1 8 may be selected i...

Страница 17: ...k con hear it and a meter shared with the effects trols x8 on the submaster modules with the in buss allows you to set levels but caution is ad put cue controls x 8 on the input modules to vised The h...

Страница 18: ...tro1 room monitor module Since the remix position can be selected one module at a time a single track may be equalized and monitored without disturbing AUX OUT 1x41 TAPE l N 11 41 CUE OUT 11 I l EFFEC...

Страница 19: ...a player wearing a headphones than a sudden change in tone is losing track of the sound of his instrument entirely Remember al1 music execu tion is in large part a response to what is heard and if the...

Страница 20: ...problem Just as in many other concepts in audio the telephone company language has set the terms we use today The term parametric refers to the adjustable frequency point The parameters or rules are...

Страница 21: ...e upper switch is set fully rightwards the range once again is shifted upwards i o c i IL The center position on both upper and lower fre quency select switches is off The great advantage of a paramet...

Страница 22: ...f rnic technique and tonal balance you need to rnake good rnixes In fact experience is the only teacher that will work on your specific problern i e your guitar your voice your rnusic All the inforrna...

Страница 23: ...control is the preferred location to use when a secondary mix must reflect the prior mix decisions of level and equalization Echo Send is a good example of such use and this post fader post equalizer...

Страница 24: ...n Pot On the M 35 rnonitoring will be possible by switching the appropriate monitor section to TAPE and listening to the recorder instead of a buss rnaster For metering either the recorder or an acces...

Страница 25: ...ck As you rotate the knob one fader is turned up as the other is turn ed down When the control is dead center each fader is still reducing the signal slightly so that the signal transition through cen...

Страница 26: ...Drivesand Meters Two lines are shown on the block diagram here one to the monitor circuits one to the meter cir cuits We ll go up on the block first and dea1 with the visual references the meters and...

Страница 27: ...t labels to account for the TAPE INjacks and their relationship to the input modules To make functions more understandable we ll show the entire top panel as it appearson the outside Several aspects o...

Страница 28: ...gain the outer section is the pan 8 sections are provided for 8 track playback or 4 buss output monitor Each section is indi vidually switchable to Buss or Tape Monitor Pan The Monitor Pan affects onl...

Страница 29: ...s signal will appear in stereo as affected by the pan pot on the monitor section The entire four pot and button group can be made to receive signal from input Jack l by setting a back panel switch to...

Страница 30: ...ter module they appear in line with the buss outlaux out jacks Outputs for the control room group signal are marked CONTROL ROOM Output level is 2 2dB 0 8V Max output before clipping 18dB 7 9V Auxilia...

Страница 31: ...ide as to where you are without having to slow down and play the tape Talkback This 2 wire jack is provided t o give access to the talkback rnic signal if you wish t o run a separate amp and single sp...

Страница 32: ...yback of your recorder in this patch these Jacks are avail able for any other unit or units you may have Moving to LI NE IN will of course force you to re set the input controls if you have been using...

Страница 33: ...orks this way sion of pre or post fader signals we offer an ac cessory line level device called the Model 1 M l front panel Signal continues via foldback or Bridgeing Output Signal in Par All 8 inputs...

Страница 34: ...ition commend more than two here At this point to the mono that is built in you get anything assigned to the module Need two Cascade a pair this way from ac Tape tracks Line ins and Mic ins as well 3...

Страница 35: ...lts before overload so it is safe Next reroute al1 direct outs to the tape ins on the submasters This will now allow you to use the entire monitor section for a stereo echo send For a master stereo se...

Страница 36: ...in Stereo Button rnust be down to enable Stereo echo send When unorthodox patches are used and the con cidents from happening because you have tried sole top panel labels are no longer correct we to o...

Страница 37: ...UTION AND LOGIC DIAGRAM TOP V I E W NJH4559D Dual cornparator 3 OUTPUT CONNECTION HD7400 Quad cornparator EQUIVALENT CIRCUIT BASIC CIRCUIT I CONNECTION EQUIVALENT CIRCUIT BASIC CIRCUIT I 2Y GND TOP VI...

Страница 38: ...ts TEAC CORPORATION OF AMERICA 7733 TELEGRAPH ROAD MONTEBELLOCALIFORNIA 90640 PHONE 213 726 0303 TEAC AUSTRALIA PTY LTD 165 167 GLADSTONE STREET SOUTH MELBOURNE VICTORIA 3205 PHONE 699 6000 C PRINTED...

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