FS: 12au7 tubes

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vrao81

FS: 12au7 tubes
« on: 8 Oct 2015, 12:50 am »
Hi, I have the following 12au7 tubes for sale.

Tesla 802s from late 1970's, purchased NOS and used only about 200 hours, rated for 10k hours of life - $27

Raytheon 5814 with black plate, 3 mica, D getter, tested on Hickok 799 results 80/80 where 56 is minimum - $13

GE/Ken Rad 5814 nickel plate rare early 50's, tested  at 5400/5000 on a Hickok 539C where new  is 4500 - $17

 

RFT rare foil getter 12au7 1960's vintage I believe (dont have test results but told it tested strong) - $12

RFT 12au7 with o getter, later version, $10

 

Sylvania 5814 triple mica grey plate and Sylvania 6189 triple mica grey plate - $10 each.

 I have 100% positive feedback on audigon and ebay under 'vrao81'











Links to reviews:

 

http://www.tubemaze.info/sylvania-jhs-5814-gray-plates/

http://www.tubemaze.info/raytheon-ck5814-black-plates-triple-mica/

http://www.tubemaze.info/tesla-ecc802s/

http://www.tubemaze.info/ken-rad-ge-5814-black-plates/

http://www.tubemaze.info/sylvania-618912au7wa-gray-plates-triple-mica/