And put the intermodal server preamplifier circuit diagram

Adopt and put the intermodal servo preamplifier circuit as shown, the circuit is 115V, 60Hz servo motor amplifier provides a differential output. An op amp inverting connection

, another op amp connected to form a complementary output circuit. The voltage gain of the circuit is 40dB, a single regulator regulated power supply. Depth DC negative feedback circuit, having a good DC stability. Bandwidth of 60KHz, input by the 90 phase shifter drive.

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