Fostex B-16 - Page 26

5. ALIGNMENT AND ADJUSTMENTS
5.1 Test equipment required
Spring scale
0 'V 4kg. (0 -v 8 lbs. )
0 -v 300g. (0 -v 10 ozs.)
. Flutter meter
Meguro Denpa Sokki Co., Model MK-668B (Japan)
Audio oscillator
Frequency counter
Range: 0 "V 1MHZ; sensitivity: O.IVrms;
impedance: >1MQ, <25pF
Band-pass filter
General purpose frequency analyzer
AC voltmeter
Range: -80dB a, +4003; impedance: >1MI), <25pF
Oscilloscope
General purpose
Test tapes
For reproduce alignment: Fostex Model 9200,
P/N 8266033001 or MRL 31J329
For wow/fletter measurement: Fostex Model 9201
P/N 8266034001 or STL CAT No. 62
Blank tape
Ampex 456 or Scotch 226 or equivalent
5.2 Transport check and adjustment
1) Pinch roller pressure
Pinch roller pressure is applied by the Pinch Roller Pressure Spring only and
it is most important that the solenoid plunger be fully bottomed before taking a
pressure measurement.
a) Attach a suitable spring scale to the pinch roller shaft with a short loop
of twine as shown in Fig. 5.1.
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