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This is a preamplifier with Balanced/unbalanced input and balanced/unbalanced output for all combination of transforming between unbalanced and balanced audio configuration. Thus, it can do the below functions : Balanced input -> balanced output ; balanced input -> unbalanced output ; unbalanced input -> balanced output ; unbalanced input -> unbalanced output. Each channel contains a new old stock signetics/Philips NE5532 for low noise /low distortion signal processing. The opamps can be easily replaced by other dual opamps easily via the IC sockets.All the resistors are low noise, low tempco, 1% tolerance metal film resistors. The balanced input/outpu Cannon sockets are already mounted on the board. For the unbalanced input/output, simple 2-pin PCB board terminals are mounted on the board. The whole assembly can be seen in the pictures. The default voltage gain is one. PCB thickness : 2.0mm board Copper thickness : 75um( four times normal thickness !!) Board Dimension : 103mm x 63mm. Supply voltage : DC +/-15VWe do air shipping worldwide at US$6.00. |
Item Specifics | |
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Brand : | Unbranded/Generic |
MPN : | Does not apply |
UPC : | Does not apply |
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Balanced/Unbalanced to balanced/unbalanced stereo preamplifier assembled !
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