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TOO!
Fig. 7-3
Erasing Voltage is 90 V (+5 db).
TRI,TR2
(a)
aa
(4) 22.5V
T50Ol
EXTERNAL
(¢}
©
SPEAKER
+
L8
O--O—
"a
3
oo
||
"2
Ba
RESISTOR
(22.5V
Fig. 7-4
TR2
22
35 ~ 40.mA
Caution:
It is important
that the potentiometer
be
adjusted so that both meters indicate equal
levels.
VU METER
| Tone
Lites
AS
LEVEL
VOLUME
ea
INPUT
CONTROL
CONTROL
RESISTOR
Fig. 7-5
4) Connect V.T.V.M. across 8 ohms resistor
position
Voltage reaches 8 volts.
an ~m
VT.V.M.
-
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