Thread: Tube rolling in ARC preamps?
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Old 11-27-2014, 12:39 PM
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cmalak cmalak is offline
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Originally Posted by tima View Post
NOS 6H30П-DR try Conus Audio: ~ $175 ea NOS Black plate Tungsol 6550 1950s: Brent Jesse had them ~$350 ea
Thx for info
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