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Woofers don't woof cause theyr'e wired backwards. Me bad, dumb klutz. Put grn and red wires to wrong speaks.:o:
Glad thats all it was.

they were tested for dc resistance and were OK. Not tested audiowise tho.
Ill do that and at same time chk the xover.

Thanks

Assembled my L88s from separate LBJ component parts.
sound comes out of tweeters but woofers are silent.
Bad xovers?
how to test?

drivers meant to be HEARD, not seen.

Dont know the Altec amps but that Mac ought do them justice. IMO

kinda the same but when HP built it, it wwas built with all top quality parts and like a tank, in house. We made the circuit boards, chassis etc. Ran the full gamut of IHF audio tests on them to...

Hi. New kid on the blok and am assembling a pair of L88s from the component parts. Have everything but the tweets, being delivered. Am wondering if the mod with the midrange and crossover are...

Ive heard the VOTTs driven by a SS 70 watt "Popular Electronics Brute 70" amp going full tilt and they sounded awsome. Tha amp was a build article in the mag and my company, HP, built a small run of...

I'll jump in here and tell what I did. Sold my Olympus C50 S8R systems a couple yrs ago for 1600 in as new condition when built in 1970 from JBL plans and components. I bought em from builder in 75....