Tube Amps / Music Electronics
For current discussions, please visit Music Electronics Forum. New: view Recent Searches.
New: visit Schematic Hell!
The sunn still shines online!

Listen to great tunes streaming live right now!

ampage archive

Vintage threads from the first ten years

Search for:  Mode:  
previous: Bob K. Looking for opinions on a good spea... -- 4/20/1998 1:00 PM View Thread

Re: BF Princeton Reverb Speaker Changeout

4/20/1998 1:57 PM
Re: BF Princeton Reverb Speaker Changeout
Referring to the 12" part of your question, I once made this conversion on a hot-rodded Princeton (Prince 'O-Wails mod). I made a new speaker baffle with hole for 12" driver, new grill cloth, and an Eminence copy(?) of an 80 watt celestion speaker. Who knows if it's a copy or not, but it sounds good, and costs half as much. Clean & strong, and you can't burn it out with a pair of 6V6's.  
I've also installed a 12" Eminence alnico magnet driver in a blackface Princeton Reverb which was stock, except for the hole in the baffle (which was already there when I bought the amp), and it sounds luscious for a small fender reverb amp.  
If I was going to keep it stock, I'd probably go with one of the Weber VST offerings, but don't have any direct experience with them yet. If you make up a new baffle for a modern 12" speaker, cut the hole about 2" off-center (check this dim. before cutting) to help the magnet clear the transformer & power tubes. You may not need this offset with the smaller magnet structure of the reissue alnico speakers.

BC I had a really rough '67 PR that I ... -- 4/21/1998 10:10 AM