Koch Powertone III - Handbuch (Seite 12)

Tube
Stages
Tube
Stage
Tube
Stage
Tube
Buffer
Bass
Bass
Mid
Mid
Treble
Treble
Volume
Volume
Master
Volume2
Presence
Volume
Depth
Drive
Master
Volume1
Level
Level
Gain
Gain
Channel 1
Gain
Boost
Channel 2
OTS Circuit
Input
Send
Send
Serial
Serial
Parallel
Parallel
Returns
Returns
REC/PA
Filter
2
1
Effects Loops
Power
Amp
BLOCK DIAGRAM
TECHNICAL SPECIFICATIONS
INPUT IMPEDANCES Input Normal
Return
Send
100-230VAC, 50-60Hz
Effects Loops
Preamp
Power amp
1M ohms
>20K ohms
1K ohms
125 Watts, or
250 Watts
50W(rms) in 4, 8 or 16 ohms, or
100W(rms) in 4, 8 or 16 ohms
-10 dBV
4x 12AX7 (standard microphonics)
1x 12AX7
2x EL34 or 4xEL34
OUTPUT IMPEDANCES
MAINS
OUTPUT POWER
SIGNAL LEVELS
TUBES
Speaker
Outputs