Originally Posted by 157dB

I have seen those no-name splice in kits in their non-working form.
Lots have been sent to me for diagnosis/repairs and the diagnosis
is always a too small output transistors(s) that have bit the dust
from overheating during prolonged use.

You get what you pay for with those cheap e-Bay splice in kits.
Most are made off-shore in another country and the warranty is nil.

Just something to think about...