USER MANUAL Hughes & Kettner VS 250 Stereo Tube Power Amplifier...
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You have just acquired a highquality sound tool which combines the sonic superiority of vacuum tubes with the optimum usefulenss of a guitar rack. The VS 250 incorporates the sum of our experience with vacuum tubes. May you enjoy the new measure of expressiveness and creative freedom it affords.
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Since both PRESENCE philosophies make sense, and both allow for very different characters, particularly with overdriven sounds, the VS 250 offers both types. The signal is unaffected when the control is in the PRESENCE 1 is the “American”...
PRESENCE 1 and PRESENCE 2. Please note: The PRESENCE controls do not affect the tone as strongly in TRIODE mode than in PENTODE mode! Mains VS 250. Mains is the power switch of the When the unit is powered up, the LED above VS 250 this switch will be on.
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Ventilation Heat generated by the tubes in the VS 250 is transferred to a heat exchanger, which is cooled in turn by an extremely low-noise fan. This design prevents excessive heat build-up in the housing, and ensures even cooling of the tubes. Please see to it that the ventilation slots on both the front and the back of the VS 250 are not blocked.
Speaker Outputs Each channel of the Vs 250 has three speaker output jacks with different impedances: 4 ohms, and ohms, 8 16 ohms. Use jack which corresponds to the impedance of the guitar loudspeaker cabinet which you are using. All three jacks may be used simultaneously.
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