A Guide to Tektronix Dual Beam Oscilloscopes Of all the hundreds of models of oscilloscopes produced by Tektronix up to 1980, my favorites are the dual beam scopes. Five models were produced: the 502, the 551,...
Hi fidelity two-way in-wall speaker system has EZ mounting tabs for quick installation. It has a 5 1/4" polypropylene woofer and a 1" mylar dome tweeter, which has automatic circuit breaker protection. It offers a 40 watt RMS and a 80 watt max. It...