Power amplifier preamplifier with positive and negative rectifier filters, operational amplifier power supply, dual power supply board, preamplifier voltage regulation, ±12V, 470uF.

1、Filter Board: Using 7812/7912, 7815/7915, 7805/7905, 7809/7909 for voltage stabilization, the highest input voltage is negative and positive 35V.

2、Reliable Work: Has 4 main filter electrolytic capacitors, divided into two levels of filtering, single capacity 470uF, total capacity 2300uF.

3、Practical Use: Can be used as front end power supply for NE5532, OP275, AD826, etc., or various AD circuits that require positive and negative power supplies.

4、Broad Utility: Can also work as power supply for sensor, instruments, providing power with low internal resistance, low noise, and low ripple.

5、Easy to Install: Compact in size and light in weight, the installation is very convenient to finish.Item Type: Filter Board

Voltage Regulator: Negative and positive 12V.

Board Size: Length: Approx. 71mm / 2.8in

Width: Approx. 30mm / 1.18in

Height: Approx. 25mm / 0.98in

Maximum Input Voltage: Dual AC voltage is 22V, the maximum.

1 x Filter Board