McIntosh C8

- 10 -
VOLTAGE AND RESISTANCE CHART
Resistances measured to ground with pin #4 of inter-unit cable socket shorted to pin #1
D.C. Voltages measured with VTVM to ground using D-8 power supply.
Signal voltage measured with all controls in flat position, 1000 cycle signal of
10 MV in channel 3, volume control fully on, and with a VTVM.
Tube
Input
Tube
Center
Tube
Output
Tube
Pin No.
1
2
3
4 & 5
6
7
8
9
1
2
3
4 & 5
6
7
8
9
1
2
3
4 & 5
6
7
8
9
Resistance
430K
1M
4. 1K
*0-65 ohms
440K
1M
1.8K
*0-65 ohms
110K
440K
330K
*0-65 ohms
110K
200K
102K
*0-65 ohms
340K
**0-l meg
1.8K
*0-65 ohms
12K
1.1M
102K
*0-65 ohms
D.C. Voltage
110V
0
1.2V
*0-4.8 V.A.C.
108V
0
1.2V
*0-6.3 V.A.C.
195V
108V
110V
*0-4.8 V.A.C.
195V
45V
55V
#0-6.3 V.A.C.
160V
0
1.2V
*0-4.8 V.A.C.
95V
25V
350V
*0-6.3 V.A.C.
Signal Voltage
17 MV
10 MV
9.5 MV
--
1.25V
17 MV
0
--
0
1.25V
1.2V
__
0
1.0V
1.1V
--
2.7V
95 MV
14 MV
--
0
2.65
2.85
--
* Depends on position of hum reducing potentiometer.
** Depends on position of Bass potentiometer. 100K, Bass at "0"