Chevin Research A2000 - Mono Bridge Mode Details

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Mono bridge mode
WARNING: You cannot bridge the A700v, A5000, A6000, QB1000/600, Line250 or Line500.
Inputs
A500
1 Make a lead from the source with two XLR plugs at the amplier end.
2 HOT output from the source goes to pin 2 of Channel A XLR and pin 3 of Channel B XLR.
3 COLD output from the source goes to pin 3 of Channel A XLR and pin 2 of Channel B XLR.
4 The cable screen goes to pin 1 of both XLR plugs.
Q6 • Q1004
1 Make two leads, one for each source channel. Each lead needs 2 XLR plugs at the amplier end.
2 In each lead, HOT output from the source goes to pin 2 of the rst XLR & pin 3 of the second XLR.
3 In each lead, COLD output from the source goes to pin 3 of rst XLR & pin 2 of second XLR.
4 The cable screen goes to pin 1 of both XLR plugs.
5 In each lead, rst XLR goes to INPUT A (INPUT C) and second XLR goes to INPUT B (INPUT D).
A750 • A1000 • A1004 • A1500 • A2000 • A3000 • A4000 • A5003 • Q900
1 Bring the input signal into channel A as usual.
2 Make a lead with an inline XLR socket to go to the Channel A LINK connector and an XLR plug
to go to the Channel B INPUT socket.
3 Connect socket pin 2 to plug pin 3 and similarly, socket pin 3 to plug pin 2.
Q900: Make a second lead as above for channels C & D.
Outputs
A500 • A750 • A1000 • A1004 • A1500 • A2000 • A3000 • A4000 • A5003 • Q900
1 Split the speaker cable by separating the two conductors for a distance of 20cm along
cable.
2 Connect the red conductor to terminal 1+ of the Channel A Speakon connector.
3 Connect the black connector to terminal 1+ of the Channel B Speakon connector.
Do not make connections to any other terminals. Q900: Repeat the above for channels C & D.
Q6 • Q1004
1 Connect the red conductor of the speaker cable to terminal 1+ of channel A (C) Speakon conn.
2 Connect the black conductor of the speaker cable to terminal 2+ of channel B (D) Speakon conn.
WARNING: Do not make connections to terminals 1– or 2–.
Operation
Set the gain controls of both channels in the same position (preferably at maximum), and control
the gain from elsewhere in the system. This ensures the load is shared equally between channels.
Loading and power output
Please see the rear page for mono bridge loading and power output values.