Details:

Advanced double-sided thickened gold-plated PCB (substrate 2MM, copper foil thickness 70U

Power amplifier board integrated horn protection circuit, with delay start, midpoint protection, overcurrent protection functions.

High current wiring, tree ground, very high signal-to-noise ratio.

Size: 240MM x100MM

Work Voltage: DC+-50V

Output power:
Class A: 30W+30W
Class AB: 150W+150W (8ohm) 300W+300W (4 ohm)

Main materials:

Each channel is 3 pairs of new original Sanken 2SC2922/2SA1216 sound special transistor (each transistor static current 100MA)

Driving transistor : 2SA1837/2SC4793

Opa: genuine LM4562 op amp and JRC4580DD op amp optional

Bennick YONTEX/ Non-polar polypropylene MKP coupling capacitor

Military 718 factory metal film resistor

Nikon 125° ultra-high temperature electrolysis

New original Omron 16A contact relay

The power amplifier board supports balanced input for better sound.


Note: For various reasons, this board does not provide the circuit diagram. Please forgive me. Please do not ask the circuit diagram of this board.

Power supply board:

https://www.ebay.com/itm/353243290367

need 2pcs psu board !!

Package included:

Assembled amplifier board x 1 pair (2 channels)