thomann Harley Benton SolidBass 150C, User Manual

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10 [LIFT/GND] Ground potential switch to suppress ground loop noise.
Position
[LIFT] (button released): Ground disconnected
Position [GND] (button pressed): Ground connected
11 [PRE/POST] Position [PRE] : The DI signal is tapped before the tone control and the compressor.
Position [POST] : The DI signal is tapped behind the tone control and the compressor.
12 [D.I.] Balanced XLR output (male) for connecting the amplifier to a mixer.
13 [EFFECTS]
[RETURN] 1/4" phone socket
Input of the effect loop for feeding back the processed signal.
14 [EFFECTS]
[SEND] 1/4" phone socket
Output of the serial effect loop for connecting sound processors such as compressors, etc.
The connection can also be used as a line output since the internal signal path is only inter‐
rupted by plugging in a plug into the [RETURN] socket.
15 Headphones 3.55 mm phone jack socket to connect headphones
16 Smartphone 3.55 mm phone jack socket for connecting a line-level player, e.g. MP3 player or smartphone
17 [LINE IN] Volume control for the Smartphone input.
Connections and controls
bass combo
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