A better place for classic Altec speaker advice is the Altec Lansing Heritage forums. That's where you'll find all the Lansing fanatics and experts. The main Lansing Heritage site has a lot of information about Altec, Lansing, and JBL classics.
Ask your question over there and I'm sure you'll get exactly what you need to know in no time.
Ask your question over there and I'm sure you'll get exactly what you need to know in no time.