Just a quick follow up. Proforma says they'd be happy to look at the amp again since it is covered under warranty but their tech support could only suggest checking the wiring and connections.

Guess I'll be looking for a loose linkage or bad connections and if I don't find anything, back it goes.

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Bob Kopicki
Massillon OH
'97 VW Cabrio (POS)
'93 Miata
'87 300e
'76 GMC C-15
'67 TR-4a