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Strange copper diaphragm found in diamond B
Posted: Tue Dec 08, 2015 5:55 pm
by Victrolaboy
Rebuilding a diamond B and found that it had a copper diaphragm installed by a previous rebuilder decades ago. Any thoughts? The link appears to be homemade.
Re: Strange copper diaphragm found in diamond B
Posted: Tue Dec 08, 2015 8:55 pm
by Edisone
Must have been intended for an N, O, R, or S ...
Re: Strange copper diaphragm found in diamond B
Posted: Wed Dec 09, 2015 12:55 am
by winsleydale
How did it sound? Was it noticeably different, or similar enough that you weren't expecting anything when you started the rebuild?
Re: Strange copper diaphragm found in diamond B
Posted: Thu Dec 10, 2015 11:36 am
by Victrolaboy
It sounded horrible, very low volume. Probably just because of the crude link. None of the R,S,L,M,N,O reproducers I've seen have a diaphragm like this. This diaphragm is also much thicker than a real Edison copper diaphragm.
Re: Strange copper diaphragm found in diamond B
Posted: Thu Dec 10, 2015 6:58 pm
by mark gaisser
HEY,
YEA THESE WERE MADE AROUND 20 YEARS AGO AND WERE BY FAR THE WORST ATTEMPT MY FATHER AND I EVER SAW IN DIAPHRAGMS

))
MERRY CHRISTMAS TO ALL,
MARK AND D'ARCY
Re: Strange copper diaphragm found in diamond B
Posted: Thu Dec 10, 2015 7:33 pm
by clevelander
Mark,
All the very best to you and D'Arcy over the Christmas holidays!
I look forward to doing business with you in 2016.
Regards,
Alistair.