American Acoustic Development THE CUB Speaker User Manual


 
PANEL DESCRIPTION
1. Input Socket
Accepts standard mono ¼ inch guitar instrument cable.
2. Input level switch
This switches the input sensitivity. 0db with passive pickups or -10dB: output from an
additional pre amp.
3. Level Control
Controls volume of amplifier.
4. Bass Control.
5. Mid Range Control
6. Treble Control
7. FX Send
Connect the FX send to auxiliary FX unit input.
This can also be used as an additional line out if necessary.
8. FX Return
Connect the FX Return to auxiliary FX unit output.
9. Line Out
These are used for driving a second amplifier.
10. Tuner Out
Connect to instrument tuner. This output can also be used as an additional line out.
11.XLR Balanced Line Out.
This is an ultra-low impedance (200ohm) balanced line out for use with recording or PA mixing
consoles.
12. Ground lift Switch
When there is a difference in grounding between audio equipment, it can cause what is
known as a ground loop. This will cause an audible hum or buzz through the speakers or
main PA speakers. Using this switch will break the ground loop and therefore eliminate
any hum.
13. AC Power On/Off Switch.
14. AC Power input and AC fuse holder.
Connects the amplifier to AC power supply. Always use a grounded plug and make sure
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