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SOLD RCA 5691 red base tubes

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Markwatkiss

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SOLD RCA 5691 red base tubes
« on: 9 Jul 2024, 10:42 am »
Offered for sale a matched pair of vintage RCA 5691 tubes which are a premium version of the 6SL7GT.Manufactured in the USA.Both tubes exceed the minimum requirement of 32 for each triode.The 5691 has an expected life expectance of 10,000 hours.
Comes complete in original RCA factory boxes.Both tubes are pristine,no gas leaks ,shorts or other electrical issues.
Attractively priced at $145 for both including FREE shipping from 49783.
Paypal adds 4% and I will accept a money order and or certified bank draft.






« Last Edit: 29 Oct 2024, 03:07 pm by Markwatkiss »
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Markwatkiss

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Re: RCA 5691 red base tubes
« Reply #1 on: 24 Sep 2024, 10:37 am »
Bump
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ceylon

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Re: RCA 5691 red base tubes
« Reply #2 on: 25 Sep 2024, 06:13 pm »
what did you test em on?
what did you test em for?
exactly what are the test results?

thanks
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Markwatkiss

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Re: RCA 5691 red base tubes
« Reply #3 on: 25 Sep 2024, 11:17 pm »
PM sent
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ceylon

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Re: RCA 5691 red base tubes
« Reply #4 on: 26 Sep 2024, 01:28 am »
please answer and post em here in the listing. thank you.
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