Koch power Atr-4502

90 Watts mono / 2x45 Watts stereo power amplifier in a 1U rack for a weight of 5.5 kg, it has 2 power amps such as the one used in the Jupiter. It can be used in mono or stereo by automatically detecting your connection. Each channel has a volume control and 2 voicing selectors to increase the Presence and Depth frequencies, a -10 / 0dBV input level selector and 2 speaker outputs. The outputs are protected against short circuits and the amplifier itself is protected against overheating with indicator on the front. It is made with a Class A analog circuit for better dynamics and tone and will feed any cabinet from 4Î © to 16Î © in stereo or from 8Î © to 16Î © in mono. ATR technology for authentic tube sound 1 12AX7 preamplifier tube per channel 2 Presence and Depth selectors per channel 1 Volume setting per channel Output power: - Mono (bridged): 90 Watts @ 8 Î © / 70 Watts @ 16 Î © - Stereo: 2x50 Watts @ 4 Î © / 2x45 Watts @ 8 Î © / 2x35 Watts @ 16 Î © Automatic selection of stereo or bridged mono mode 2 stereo link inputs Input level at 0 or -10 dBV 2 parallel outputs in jack per channel Outputs protected against short-circuits 2 thermal fans 60C Thermal overload protection with indicator Weight: 5.5 kg.