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Board
Specification
Test Point
Adjustment Point
Input Signal
Mode
Tape
M.EQ
1. Place the unit in the REC mode.
2. Store the Confidence Playback spectrum in TRACE-B.
3. Playback a 25M Master Tape.
4. Store the Master Playback spectrum in TRACE-A.
5. Confirm the level at 2.5MHz is as follows.
TRACE-A Level - TRACE-B Level = ± 2.0 dB
6.6.38. REC Current And Frequency Characteristic Adjustment (25M Rch)
Board
Specification
Test Point
Adjustment Point
Input Signal
Mode
Tape
M.EQ
1. Connect the Spectrum Analyzer to the TP104(H4).
EXT TRIG. : TP2 (H4)
RECALL : REG 2
GND : TG101
2. Insert a R/P Tape and record a color bar signal.
3. Set the values as follows.
E08 REC FREQ R1 -100
E10 REC FREQ R2 -100
4. Change the item E07 REC CURR R1 and E09 REC CURR R2 until
just achieve the saturation level at 2.5MHz
RF EQ(H3)
TP104, TG101, TP2, TG1
INT SIG Color bar
REC, PLAY
R/P Tape, VFM3580KM
Spectrum Analyzer
RF EQ(H4)
TP104, TG101, TP2, TG1
INT SIG Color bar
REC
R/P Tape
Spectrum Analyzer
128
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