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Summary of Contents for 62 series

Page 1: ...esignedand fully transis 64 62 lt covers the special head alignments and torized Certain minor changeshave been introduced electrical adjustmentsnecessaryfor model 64x and in the equalizationcircuits...

Page 2: ...ith 1000c s recordedatTt zi p s tape speed The record level of the exact area corresponding to track 3 is reduced 30 dB Adjust the heightof the playbackhead until minimumoutput is botainedon a V T V M...

Page 3: ...e is 2 dB for all frequencies The difference in level betweenthe two channelsshouldbe lessthan 3 dB 4 2 Adjustment of the playback amplifiers Play back the test tape No 4 with the output volume contro...

Page 4: ...6 6 3The playback head The height of the playback head is aligned by the height adjustmentscrews The tape shall run flush with the upperedgeof the lamination for channel1 Readjust theazimuth in necess...

Page 5: ...e resistor The signal generator is connected to the Hl levelinputof CH1 Depress the push button monaural recording CH1 and set the operating leverto normalforwarddrive Tune the signalgeneratorto 400 c...

Page 6: ...206 tnK 1W cn0 O 0 27 c1 c4 25 I ATIVEINPUTS CENTER CHANNET NOTES RE5IsIORsINDICATED IN OHMS x 1000oHMs 4 1 000 000 0HMS DEPOSITE0CARBON RESIST0RS RES STORS t1O z UNLESS OTHERwIsE SPEC FIED 3o4 coNf c...

Page 7: ...inlh som con C5 C6ond Cl TOHIGHLEVEI I NPUTCH2 34 REC AXP1 cll l rJ 50N S SWITCH TOP DEX 1 Sors PCGInON H ilEI llEI IFI t 1 qP lrMrEftoo H HHH CA HODE I FOLTOWER 2 PLAYB AMPI B 15T 2 st5r0R5 lriER rS...

Page 8: ...6li _ r6i a H l lR 6F ql R6 r L q sr f o E ot61 coo 35 X J H A l 1 f o 9 7 hG7 3r _ L0 e 0 0 33 l n c6o3 t Fig 3 Theoscillator board component layout Fig 4 Location of themicroswitch forthebiascircui...

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