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Vintage threads from the first ten years
| previous: dr.kt88 RCA red base 5691, V1 |
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Re: survey: what tubes are you using?
 10/8/2004 2:42 PM |
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| Brutus | Re: survey: what tubes are you using? Dr, what is a 5691? Is it similar to a 12ax7 or more similar to a 12au7. Is it hi-mu or medium-mu? Brutus |
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| Darin Here's the link: |