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Help determining value of tubes

pcorbin

Active Member
I have a few used tubes which were pulled from an old Hammond organ that I would like to find the value of.

All I have is the tubes, no covers, amp parts, etc. I have searched a few sites as well as AK of course, and I can't find the value of these specific tubes. I find other brand names, just not the ones I have.

If anyone can provide any info, or direct me to a place to research it, I would be most thankful.

They all are branded "Hammond" except one GE, but I assume they were made by another company. I have no way to test them, but am assuming for now that they are usable. They are other id numbers on them beyond the info below, and I will add those if it helps id them.

12AX7 - Hammond - Grt Britain (3 of these)
6BQ5/EL84 - Hammond - Holland (2 of these)
12AU7A - Hammond - USA (3 of these)
7247 - Hammond - Grt Britain
12BH7A - Hammond - USA
5U4GB/5AS4A - GE - USA

Thanks in advance for any help!
 
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if the organ was in working condition before you pulled 'em out, you can assume those tubes are at least in "good" condition. output tubes can be exception - they could be failing or even shot.

anyways,
according to ebay completed prices of testing very good tubes (with hammond label in most cases),

prices for not each but total # you have:

12ax7 (mullard) $60
6bq5 (amperex) $40
12au7a (rca?) $20
7247 (mullard) $15
12bh7a $10
5u4gb $5
 
Those prices sound about right, given that they are for the total # of each tube tube (e.g. $60 for three 12AX7s, rather than $60 each). If you get them tested by a reliable source and they turn out to be very strong tubes then you could probably get more.
 
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