tube amplifer HIFI DIY EL34 6N11 single-ended tube amplifier pcb board
EL34 6N11 Single-end Double channels PCB Board
6N11:can be replaced by 6N1 (ECC88 6922 6DJ8) tubes
EL34:can be replaced by 6P3P 6CA7 tubes
Size: L 185mm W127mm Thickness 2mm
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