DIY pure Class A full field effect transistor 25W+25W power amplifier finished board Refer to PASS F7 circuit
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A5 50W Field-effect transistor class A hifi amplifier board Refer to the US PASS circuit](http://ae01.alicdn.com/kf/Sccb14b18568b431eb75152d34f045a8b9.jpg)
+6%
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$42.00
A5 50W Field-effect transistor class A hifi amplifier board Refer to the US PASS circuit
![A5 50W Field-effect transistor class A hifi amplifier board Refer to the US PASS circuit
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+5%
32%
$42.00
A5 50W Field-effect transistor class A hifi amplifier board Refer to the US PASS circuit
![A5 50W+50W Field Effect Transistor Class A Hifi Amplifier Board Refer To US PASS Circuit
A5 50W+50W Field Effect Transistor Class A Hifi Amplifier Board Refer To US PASS Circuit](http://ae01.alicdn.com/kf/S9dccbecd7a264474b89ff084ac60cd9ap.jpg)
+1%
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$84.60
A5 50W+50W Field Effect Transistor Class A Hifi Amplifier Board Refer To US PASS Circuit