Speaker Outputs
Each channel of the
Vs
250 has three speaker output jacks with different impedances: 4
ohms, 8

ohms, and

16 ohms. Use

the

jack which corresponds to the impedance of the guitar
loudspeaker cabinet which you are using. All three jacks may be used simultaneously.
If you

wish to connect two &ohm cabinets to one channel,

please connect one of the cabinets
to the 4-ohm input, and connect the second cabinet to the first in parallel.
If
you wish to
connect two
16-ohm
cabinets to one channel, please connect one of the cabinets to the 8-ohm
input, and connect the second cabinet to the first in parallel.
Technical Specifications
Tubes, each channel:
Driver stage: 1 x ECC 83 (or 12ax7 or 7025)
1 x ECC 82 (or 12AU7
Power stage: 4 x EL 84
Output per channel:
Pentode
mode: 50 watts RMS
Triode mode:
25 watts RMS
Input sensitivity:
300
mV
to
10
volts

Presence control

per channel:
PRESENCE 1
:
+
4
dB
@
4000 Hz, broadband
PRESENCE 2
:
+2
dB
@
6000 Hz, broadband
Loudspeaker jacks per channel:
4
/
8
/
16 ohms; all usable simultaneously
Cooling:
Temperaturecontrol-circuitry, heat exchanger, and Papst fan
Thermal protection, automatic shut-off