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In this video I show some changes to the 500w irs2092 board to work at 2Ω and in bridge. 500w amplifier board! ????https://s.click.aliexpress.com/e/_DeI... Original IRFP4227! ???? https://s.click.aliexpress.com/e/_DlV... Power supply for the amplifier board! ???? https://s.click.aliexpress.com/e/_DFs... Top original IRS2092s! ???? https://s.click.aliexpress.com/e/_DdR... Mini Rechargeable Component Tester! ???? https://s.click.aliexpress.com/e/_Dl1...