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Construction
1. Jumpers
J : 4X
Choice between different input sensitivities:
Mount the jumpers JH for a sensitivity of 1V.
Mount the jumpers JM for a sensitivity of 550mV.
Leave both jumper connections OPEN for a sensitivity of
330mV.
Choice between stereo or mono:
Mount the jumpers JS for a stereo amplifier.
Mount the jumpers JB for a mono-bridged amplifier.
6
2.
Resistors
1/4W
R1 : 22K
R2 : 22K
R3 : 680
JH
JM
R4 : 680
R5 : 470K (4 - 7 - 4 - B)
JH
JM
R6 : 470K (4 - 7 - 4 - B)
JH
JM
R7 : 33K
R8 : 33K
JH
JM
R9 : 39K
R10 : 39K
JH
JM
R11 : 15K
R12 : 15K
JH
JM
R13 : 3,3
R14 : 3,3
JB
JS
R15 : 100
JB
JS
JB
JS
JB
JS
R...
(2 - 2 - 3 - B)
(2 - 2 - 3 - B)
(6 - 8 - 1 - B)
(6 - 8 - 1 - B)
(3 - 3 - 3 - B)
(3 - 3 - 3 - B)
(3 - 9 - 3 - B)
(3 - 9 - 3 - B)
(1 - 5 - 3 - B)
(1 - 5 - 3 - B)
(3 - 3 - B)
(3 - 3 - B)
(1 - 0 - 1 - B)
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