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Tube DIY Asylum Do It Yourself (DIY) paradise for tube and SET project builders. |
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In Reply to: RE: tube reverb driver in Guitar amp - impedance matching question posted by Chip647 on March 3, 2015 at 13:40:44:
Almost all vintage Gibson amps use a 4FBxxxx tank. The input impedence is 1,475 Ohms. They read 200 Ohms DCR.
That original output transformer in the drive circuit is unobtanium. The OP mentioned needing one. The logical thing to do is to replace tank and transformer with 8 Ohm stuff.
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- RE: tube reverb driver in Guitar amp - impedance matching question - Alpha Al 14:49:56 03/03/15 (0)
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