Instruction/ maintenance manual of the product VS 250 Hughes & Kettner
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USER MANUAL Hughes & Kettner VS 250 Stereo Tube Power Amplifier.
Hughes & Kettner Stereo Tube Power Amplifier vs 250 Congratulations! 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.
FRONT Stand by There are two different levels of voltage controlling the tubes: 1) the basic voltage intended to warm the tube to minimum operational temperature. This voltage is always applied to the tube whenever the power switch is in the on position.
With the SELECT switch you can alternate between PRESENCE 1 and PRESENCE 2. The triangular-shaped LEDs indicate which presence control is currently active. On the back of the VSZ50 there is one l/4” jack per channel for connecting a footswitch to select between PRESENCE 1 and PRESENCE 2.
Pentode/Triode The first guitar tube amps from the 30’s and 40’s utilize d TREIODE power amp tubes. Since triodes tend to emphasize even-order harmonics, these amps had a very typical sound with a warm even tone, even when overdriven. Great for sweet, warm, full, fat blues.
Speaker Outputs Each channel of the Vs 250 has three speaker output jacks with different impedances: 4 ohms, 8 ohms, an d 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.
An important point after buying a device Hughes & Kettner VS 250 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hughes & Kettner VS 250 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hughes & Kettner VS 250 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hughes & Kettner VS 250 you will learn all the available features of the product, as well as information on its operation. The information that you get Hughes & Kettner VS 250 will certainly help you make a decision on the purchase.
If you already are a holder of Hughes & Kettner VS 250, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hughes & Kettner VS 250.
However, one of the most important roles played by the user manual is to help in solving problems with Hughes & Kettner VS 250. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hughes & Kettner VS 250 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
