1. CHA XLR input connector
standard XLR socket.
Pin1: ground Pin2: positive Pin3: negative
2. CHB XLR input connector
standard XLR socket.
Pin1: ground Pin2: positive Pin3: negative
3. CHA 1/4” JACK input connector
1/4” standard connector,. You can use unbalanced or balanced input jack.
Tip: signal + Ring: signal - Sleeve: ground
4. CHB 1/4” JACK input connector
1/4” standard connector,. You can use unbalanced or balanced input jack.
Tip: signal + Ring: signal - Sleeve: ground
5. Mode selector
For Stereo, Bridge or Parallel mode selection.
6. CHA Speakon output connector
standard Speakon connector. pos. = 1+ 2+, neg. = 1- 2-
7. CHB Speakon output connector
standard Speakon connector. pos. = 1+ 2+, neg. = 1- 2-
8. BRIDGE Speakon output connector
standard Speakon connector. pos. = 1+ 2+, neg = 1- 2-
9. Ground/Lift switch
Setting the amplifier to be grounded or lifted.
10. Power supply
11. Resettable fuse
When the amplifier malfunctions, the fuse will automatically disconnect the circuit loop; after the trouble is
Removed, the fuse will automatically reset, and resume working.
Rear panel:
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