Three-channel Power Amplifier Board Speaker Protection Board Support Subwoofer BTL Module

Feature 1 The plate is made of 1 6MM high quality FR 4 board sprayed with tin The relay is Songle and the resistance is five ring gold film copper foot resistor And with a power indicator light the relay is closed for about 3 seconds after booting the green indicator light is on and the work indicator functions 2 The voltage of this protection board is 12 18V AC with a single power supply and one set of electricity can be taken from the power amplifier board If possible try to use independent windings or separate power supply3 This protection board can be used in conjunction with our store s 1875 power amplifier board or it can be used in conjunction with LM3886 TDA7294 TDA7293 etc 4 All finished boards are debugged and tested with electricity 5 PCB ruler 80 50M6 Net weight 80g within 5g error Package includes 1 x Three channel Power Amplifier Board