Hughes and Kettner Amplifier Tube 20

Hughes and Kettner All Tube amp Tube 20 Made in Germany Front Panel INPUT: Input jack for guitars.VOLUME: Determines the volume and gain for CHANNEL 1. Higher VOLUME settings (depending on your instrument's output level) add a crunchy edge to the signal.FOOTSWITCH: Jack for a standard footswitch (e.g. Hughes & Kettner FS-1); allows you to switch channels.YELLOW CHANNEL LED: The yellow LED illuminates to indicate CHANNEL 1 is active.CHANNEL SELECT: This channel selector switch activates either CHANNEL 1 or CHANNEL 2. This switching function can also be executed via footswitch.RED CHANNEL LED: The red LED illuminates to indicate CHANNEL 2 is active.CHANNEL 2 GAIN: Controls the amount of distortion in CHANNEL 2.CHANNEL 2 MASTER: Determines the volume level of CHANNEL 2. EQ SECTION: Common BASS, MID and TREBLE controls for the both channels. MID and TREBLE controls influence each other: if you boost the treble, the mids are cut and vice versa. This EQ shaping feature allows you dial in a wide variety of subtle tonal variations. REVERB: Controls the amount of integrated reverb. POWER AMP: Determines the TUBE 20's output level. In contrast to conventional master controls, the enhanced overtones and compressive effect of the TUBE 20 power amp is audible even at low POWER AMP settings. At the maximum setting, the TUBE 20 operates like any amp without a master control - i.e. the amount of power amp distortion is determined by the preamp's output signal level.MAINS:Power On/Off switch