We test all our amplifiers with the JBL cinema system subwoofer:

JBL 4645A + JBL 2446H & Horn JBL 2365A + JBL 2665 . DIY DAC

Suppo Audio - Simple is Beautiful
6P13P	EL34 Single End	6P1 Parallel Push & Pull
6J3+FM30T	6P1 Single End for Destop	Our First 6P1 Single End
KT88 & 300B		Back to Top
Class D Solid		Class D Solid
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