I am only search for 5 Minute, by it in 5 Minutes to and get ist in few ours! Best i found in the Internet and my Amplifer is repaired as well! Thank you
Readable text and good copy. Very much needed if you wish to do some repairs on this fine old unit.
Text excerpt from page 11 (click to view)
BM-23MK2
Tape Speed 2.4cm/s Adjustment Switch position TAPE SPEED Switch : 2.4 cm Procedure:
test WS-48A (3 kHz, 0 dB) 18 � set J102 frequency counter
1. Play back WS-48A (tape center portion) in FWD mode. Adjust the RV602 so that the frequency counter reads 1,490± 15 Hz. 2. Play back WS-48A (tape center portion) in REV mode. Confirm that the reading of frequency counter is within 2.5 % from the reading in step 1. Adjustment Parts Location Diagram :