Adjustments, Maintenance & Calibration
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110-50 RD AMP 1N4751A Zenier Diode keeps failing by MidCenturyAudio » Fri, 10/23/2015 - 18:18 |
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by lmv Fri, 10/23/2015 - 19:35 |
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2475-130: Low volume + general upkeep by admin2 » Tue, 03/25/2014 - 09:34 |
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by Luthier Vandros Tue, 03/17/2020 - 12:21 |
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Music Man Sixty-Five tube bias by Danteguzzardi » Sun, 01/10/2016 - 18:11 |
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by mm210 Mon, 01/11/2016 - 13:40 |
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My 212 sixty five and HD150 head by admin2 » Tue, 03/25/2014 - 09:25 |
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by vettrious Tue, 12/08/2015 - 06:29 |
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110RD50 Cutting out after use by MrWhiteLightning » Wed, 03/14/2018 - 19:12 |
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by lmv Sun, 03/18/2018 - 17:05 |
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112RP 100 Phasor help needed by GrumpyJoeWV » Wed, 08/22/2018 - 00:29 |
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by mgriffin155 Thu, 08/23/2018 - 21:00 |
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TL072CP or TL072CN for RD50 by Aaron_S » Sat, 11/07/2015 - 13:36 |
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by RD112 Sun, 11/08/2015 - 04:50 |
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RD50-110 speaker sounds bright by ChicagoDon » Sun, 10/10/2021 - 07:05 |
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by mgriffin155 Tue, 10/12/2021 - 15:06 |
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Help with best tone adjustments by fairrockhound » Mon, 02/11/2019 - 16:55 |
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by G Mac Mon, 02/11/2019 - 17:25 |
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2475 RD-130 Amp by Joe_D » Tue, 05/26/2020 - 15:07 |
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by lmv Wed, 05/27/2020 - 18:44 |
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Question about Zener Diodes and LM307H voltages by sevenicecubes » Thu, 09/15/2022 - 15:15 |
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by mgriffin155 Wed, 09/21/2022 - 20:32 |
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Mm HD150 or HD130 transformer by Skawts » Thu, 06/22/2017 - 23:02 |
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by mm210 Sat, 06/24/2017 - 14:32 |
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Bright switch RD 65 GD-2 circuit by jemshaw » Tue, 05/12/2015 - 23:27 |
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by jemshaw Wed, 05/13/2015 - 06:39 |
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help troubleshooting an HD130 212 combo! by big_tabasco » Tue, 08/30/2022 - 08:00 |
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by mgriffin155 Sat, 09/03/2022 - 16:54 |
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RD50 suddenly sounds anemic...any ideas? by talabereldon » Tue, 03/28/2017 - 15:19 |
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by talabereldon Wed, 03/29/2017 - 07:56 |
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Bias/ standby or volume down by Per27 » Thu, 07/15/2021 - 00:01 |
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by Per27 Sun, 07/18/2021 - 05:44 |
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What is this modification? Preamp in and out? HELP! by TedNugent » Tue, 12/11/2018 - 19:30 |
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by TedNugent Thu, 12/20/2018 - 23:24 |
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MM 115-65 Weird Tremolo noise by Nico » Mon, 06/05/2017 - 05:40 |
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by Nico Tue, 06/06/2017 - 08:09 |
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210-65 ss driver help by musicman-fan » Mon, 11/24/2014 - 16:43 |
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by musicman-fan Tue, 11/25/2014 - 14:45 |
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65 Reverb Biasing by admin2 » Tue, 03/25/2014 - 10:01 |
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by mm210 Thu, 02/09/2023 - 07:21 |
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112RD 65 / CIRCUIT GD2 / DATED 7-80 -6L6 VERSION by ogeecheeman » Sun, 01/18/2015 - 10:10 |
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by mm210 Mon, 01/26/2015 - 14:29 |
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Your favorite RD series tone settings? by davidp » Sun, 06/07/2015 - 17:30 |
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by lmv Mon, 06/22/2015 - 18:40 |
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Is my RD50 broken? by talabereldon » Thu, 03/16/2017 - 10:51 |
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by talabereldon Fri, 03/17/2017 - 19:45 |
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110 RD-50 Goes Silent with 8.7 Ohm External Speaker? by louloomis » Mon, 09/24/2018 - 13:17 |
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by louloomis Mon, 09/24/2018 - 17:17 |
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biasing a 65 (SS driver) bass head by Upnorth » Thu, 09/08/2016 - 19:28 |
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by Upnorth Thu, 09/08/2016 - 20:41 |
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