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Many thanx, Edgewound. I'm not sure if the surround is still sticky enough, but I"ll give that a try.

Many thanx, Richard. My own thoughts on a possible repair method are much like yours. No redundancy there, I can use the confirmation. In fact, my "method" for doing the damage itself involved a...

Well, I've gone an done it. :banghead:

Despite my best efforts to avoid it, I've put a hole in the woofer surround on an Altec 601-8D Duplex speaker. Since nobody makes a re-cone or re-edge kit...

That last part should read "the N-3000-E has no low-pass filter at all."

Sheesh. Musta been a rough day at work.

Hello, grumpy! :wave: Many thanks for the reply. I suspected the 3000A tweeter had an impedance greater than 8 ohms; you've confirmed that.

The Altec article from that link is for the 601A, which...

Since a tweeter stopped working on one of my 601-8D "Duplex" speakers a few weeks ago, I've been doing some digging on the puppy. A couple of issues and interesting facts have surfaced:

1) The...

Many thanx for that schematic, Nibeskov! :applaud:

I got most of it from tracing wires inside one of my N-3000-E networks, but couldn't see what was going on with that tapped coil through all the...

Has anyone here had any experience with the Altec N-3000-E "dividing network" which comes with the 601-8D Duplex speaker?

I have recently had occasion to get inside of one. Since the Duplex...