Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 08:09:10 am
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:09:10 am | ||
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| 0 Members and 34 Guests are viewing this board. | ||||
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Mstr vol pot value?
Started by tubenit |
5 Replies
6382 Views |
July 08, 2010, 02:36:24 pmby jojokeo |
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Fender AB763 onboard reverb too trebley
Started by flora |
9 Replies
8252 Views |
July 08, 2010, 10:32:16 am by phsyconoodler |
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2204 or Hot Switch
Started by macula56 |
3 Replies
4942 Views |
July 08, 2010, 09:02:58 am by rzenc |
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3 Replies
6442 Views |
July 08, 2010, 09:00:31 am by macula56 |
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Tonal Difference anyone? Choke types
Started by dwp |
4 Replies
6985 Views |
July 08, 2010, 07:16:35 am by FYL |
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MOVED: My time for building is over....
Started by tubenit |
0 Replies
4881 Views |
July 07, 2010, 07:19:17 pm by tubenit |
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1970's JMP50 PT voltage??
Started by bnwitt |
4 Replies
5369 Views |
July 06, 2010, 04:00:45 pm by bnwitt |
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Hammond M100 Ao29 on the bench
Started by LooseChange |
5 Replies
8123 Views |
July 06, 2010, 09:12:20 am by FYL |
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Marshall style PT with 7V heater winding...
Started by bruno |
16 Replies
10414 Views |
July 06, 2010, 07:00:18 am by sluckey |
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7 Replies
7989 Views |
July 06, 2010, 06:47:11 am by FYL |
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Need help identifying these Pots!
Started by Platefire |
13 Replies
7846 Views |
July 05, 2010, 10:58:47 pm by Platefire |
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'75 Deluxe Reverb Overhaul Advice Needed
Started by Wilks |
7 Replies
6561 Views |
July 05, 2010, 12:42:10 pm by pullshocks |
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Need Marshall schem and/or bit of info
Started by dynaman1 |
2 Replies
4385 Views |
July 05, 2010, 12:26:08 pm by dynaman1 |
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JCM 900 tone opinions and known mods
Started by bnwitt |
7 Replies
7264 Views |
July 05, 2010, 10:57:23 am by tubenit |
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Blues Jr. Upgrade secrets
Started by Tiny_Daddy |
7 Replies
8208 Views |
July 04, 2010, 09:19:16 pm by bigdaddy |
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Power & Standby switch alternatives
Started by Fresh_Start |
1 Replies
4350 Views |
July 04, 2010, 04:15:27 pm by bigdaddy |
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6 Replies
6183 Views |
July 04, 2010, 02:21:56 pm by bigdaddy |
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14 Replies
16468 Views |
July 04, 2010, 11:04:03 am by theundeadelvis |
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Silverface Twin Reverb
Started by Tiny_Daddy |
4 Replies
5036 Views |
July 04, 2010, 08:59:58 am by Tiny_Daddy |
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Some of the recents
Started by Madison |
5 Replies
6321 Views |
July 04, 2010, 08:57:50 am by LooseChange |
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Too many nice little amps
Started by TIMBO |
1 Replies
5107 Views |
July 04, 2010, 02:07:44 am by TIMBO |
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4 Replies
6777 Views |
July 03, 2010, 02:12:04 pm by RicharD |
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New amp D-HRM cathode biased
Started by tubenit |
3 Replies
4609 Views |
July 03, 2010, 09:34:15 am by Geezer |
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What tube is this?
Started by SLW |
10 Replies
7470 Views |
July 03, 2010, 03:19:41 am by HotBluePlates |
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PT question
Started by bigdaddy |
20 Replies
11054 Views |
July 02, 2010, 11:22:52 pm by eleventeen |
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Input shield connected to Plate??
Started by bnwitt |
13 Replies
10710 Views |
July 02, 2010, 06:12:22 pm by bnwitt |
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EF86 Tubes
Started by NannerPuddin |
3 Replies
5207 Views |
July 02, 2010, 04:08:46 pm by loogie |
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8 Replies
7255 Views |
July 02, 2010, 08:55:13 am by kagliostro |
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pots and high frequency
Started by Leevi |
12 Replies
7882 Views |
July 02, 2010, 08:00:10 am by bluesbear |
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Are these Wimas Worth Anything?
Started by jerryjg |
3 Replies
4683 Views |
July 02, 2010, 07:37:40 am by bluesbear |
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5 watt SLO
Started by Rev D |
1 Replies
6524 Views |
July 02, 2010, 05:23:58 am by JB |
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1 Replies
4819 Views |
July 01, 2010, 11:53:18 pm by PRR |
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Proper bias voltage range for EL34s
Started by bnwitt |
4 Replies
9996 Views |
June 30, 2010, 07:37:02 pm by bnwitt |
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HRM vs. 5E3 OD tone stack
Started by tubenit |
12 Replies
8617 Views |
June 30, 2010, 05:26:29 pm by jojokeo |
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Hammond L133 Power Transformer
Started by Jack1962 |
3 Replies
6196 Views |
June 30, 2010, 09:55:47 am by Jack1962 |
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Circuit Digestion - Ampex MX-10
Started by RicharD |
16 Replies
14179 Views |
June 30, 2010, 01:49:03 am by PRR |
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6Ak6/6G6 info
Started by bigdaddy |
11 Replies
16911 Views |
June 29, 2010, 07:03:27 pm by bigdaddy |
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Looking for AB763 transformer advice
Started by nateflanigan |
18 Replies
10652 Views |
June 29, 2010, 01:00:41 pm by Bp-Plickner |
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humming in new build...grrrrr!
Started by phsyconoodler |
17 Replies
10184 Views |
June 29, 2010, 10:13:29 am by DummyLoad |
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5F6-A+5E3 combination
Started by harryk |
12 Replies
10477 Views |
June 29, 2010, 04:14:50 am by HotBluePlates |
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MOVED: PC Based Oscilloscope
Started by PRR |
0 Replies
4648 Views |
June 29, 2010, 12:38:09 am by PRR |
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reverb problem in 66 vibrolux
Started by blues man |
2 Replies
4783 Views |
June 28, 2010, 10:39:37 am by phsyconoodler |
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Are this tubes usable ?
Started by kagliostro |
16 Replies
10172 Views |
June 28, 2010, 01:46:42 am by Rev D |
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Thoughts on the EF184?
Started by Rev D |
5 Replies
14632 Views |
June 27, 2010, 10:51:53 pm by Rev D |
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9 Replies
6712 Views |
June 27, 2010, 08:27:41 pm by tubenit |
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9 Replies
7840 Views |
June 27, 2010, 03:21:29 pm by SoundmasterG |
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Mating aa864 with ab165
Started by J Rindt |
4 Replies
5136 Views |
June 27, 2010, 12:34:28 pm by J Rindt |
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Identifying source of Hum
Started by joelap |
10 Replies
8079 Views |
June 27, 2010, 09:59:36 am by sluckey |
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Help Identify this board
Started by Custom_Amp_30 |
18 Replies
9870 Views |
June 27, 2010, 08:58:34 am by Dave |
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Sovtek 5Y3GT went poof!
Started by mresistor |
10 Replies
8230 Views |
June 27, 2010, 05:18:04 am by Danskman |
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