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CT-S630S, CT-S630S-G, CT-S530
2.
ELECTRICAL ADJUSTMENTS
* As the reference recording level is 250 nwb/m for STD-331E,
the recording level will be higher by 4 dB for STD-331B (160
nwb/m). When adjusting, pay carefull attention to the type of
tape used.
OdB
30s
O dB: 315 Hz, 250 nwb/m
Fig. 3 Constants of the test tape STD-331E
PLAY
BACK
Head azimuth adjustment screw
Calibration point, 400Hz NR
on.
Fig. 4
Head azimuth adjustment
;
Fig.5
Frequency response zone
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