9
LINE IN:
1kHz/+1dB
Ratio of the 1kHz
recorded portion to the
erased portion.
Ratio of Lch (1kHz) to
Rch (no signal).
Invert tape and play Rch
track. Check leakage
level against the output
reference of previously
recorded portion.
Ratio of the 1kHz
recorded portion to the
"REC MUTE" portion.
LINE IN:
1kHz/+1dB
Check
65dB min.
55dB min.
35dB min.
40dB min.
Check
Check
Check
LINE IN:
Lch 1kHz/
-9dB
Rch No signal
Rch 125Hz/
-9dB
LINE IN:
Lch No signal
Connection:Fig. 2-3
TAPE: MTT-5572
1kHz B.P.F in
Connection:Fig. 2-3
TAPE: MTT-5572
1kHz B.P.F in
Connection:Fig. 2-3
TAPE: MTT-5563
1kHz B.P.F in
Connection:Fig. 2-3
TAPE: MTT-5572
ITEM
REMARKS
SETTING
INPUT SIGNAL
ADJUSTMENTS
MEASURING
RESULT
17. Erase
efficiency
18. REC MUTE
function
REC MUTE
19. Channel
separation
20. Adjacent
track
crosstalk
Fig. 2-3
Fig. 2-4
Fig. 2-5
