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Laser Show Systems - Pinouts

DISCLAIMER: The pinouts shown here were contributed by manufacturers, vendors and individuals. While every effort has been made to insure accuracy, LaserFX.com can not be responsible for any errors or omissions.


General Scanning logo
500 Arsenal Street
Watertown, Massachusetts 02172

General Scanning A102 Scan Amplifier

Pinout for the General Scanning A102 single channel, open loop, scanner amplifier usually used with the G series scanners.  This is not an official General scanning document, for the latest info, contact general scanning directly.

GS A102 Amp Diagram


Pin Signal
A +V [usually 15-28 VDC]
B Scan Signal Input
C External Offset Pot CW
D External Offset Pot CCW
E Ground
F Ground
H Galvo Output
J External Offset Pot Wiper
K Galvo Output
L -V [usually 15-28 VDC]


1/  All resistors are 5% composite unless otherwise specified

2/  To determine edge connector letters, place scan amp with damping trimmer (R24) facing you and pointing down.  Connections are lettered A, B, C, D, E, F, H, J, K L from bottom to top.

3/  If the galvo rotates opposite to the desired direction, or you wish to reverse the scan for rear-projection, flip connections H and K.


DISCLAIMER: Some of the information in the Backstage area is provided by the persons or companies named on the relevant page(s). Laser F/X does NOT endorse or recommend any products/services and is NOT responsible for the technical accuracy of the information provided.  We provide this information as a service to laserists using the Backstage area. 

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