Harley Benton HB-40B, User Manual

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1 [INPUT]
1/4" jack socket to connect an instrument.
You can also connect other active signal sources like CD or MP3 players, keyboards, mixers etc. to this input.
2 [GAIN]
Control to adjust the signals preamp gain.
3 [CLIP]
Indicator LED (blue). This LED lights up once the compressor is active.
4 [COMP]
Pressure switch for enabling the built-in compressor.
5 [BASS]
Control to adjust the low frequencies.
6 [MIDDLE FREQUENCY]
Control to boost or lower the mid frequencies from 200 Hz … 2 kHz.
Connections and operating elements
HB-40B
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