Duane, that sounds like a Heath AR-3. The AR series had the speaker in the left end but beyond that it sounds right. The optional cabinets were Proxylin-covered plywood and the one for the AR-3 was a mottled gray. (Proxylin is "tube tester skin", as found on Hickoks or a Heath TT-1.) Fred -- <>< -- Outgoing checked by Norton AV