Home Speaker Asylum

General speaker questions for audio and home theater.

A25 mods

After some experimenting with A-25s back in the '80s I happened to find a very nice pair (with original shipping cartons!) at a garage sale for $60 (I didn't even quibble) about 15 years ago. I'm not using them now but have plans for an office/den system.

In my current pair a friend more knowledgeable about electronics than I am installed a better quality cap in the crossover. Then I removed the metal mesh tweeter screens. Not everyone agrees with the latter change but I find it opens up the highs a bit and I don't need their protection.

On an earlier pair I opened them up and carefully cut out a strip of the insulation on both sides just above the woofer, then installed solid wood 3/4 x 1 3/4 braces on each side. I then replaced the insulation over the braces. That seemed to slightly tighten the bass without "drying" it out. But it was for playback in a large room and powerful SS amp. I don't expect to do that to my current pair.

Bottom line, it is a wonderfully musical speaker and one which can be squeezed for a little more performance.

"The secret of life is honesty and fair dealing, if you can fake that you've got it made." Groucho



Edits: 12/05/14

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  • A25 mods - M3 lover 14:40:27 12/04/14 (1)

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