Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 08:51:00 am
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:51:00 am | ||
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Which scheme sounds better?
Started by heavil |
2 Replies
4728 Views |
December 14, 2011, 03:49:10 amby heavil |
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4 Replies
4570 Views |
December 13, 2011, 08:19:57 pm by John |
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8 Replies
7917 Views |
December 13, 2011, 03:51:09 pm by HotBluePlates |
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OT question
Started by Colas LeGrippa |
2 Replies
4657 Views |
December 12, 2011, 07:52:48 am by Colas LeGrippa |
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should i reform?
Started by kwm488 |
18 Replies
9187 Views |
December 12, 2011, 04:54:09 am by LooseChange |
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Active vs Passive
Started by J Rindt |
6 Replies
6512 Views |
December 11, 2011, 10:56:44 pm by PRR |
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Attenuator question
Started by jeff |
10 Replies
7291 Views |
December 11, 2011, 10:46:22 pm by PRR |
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what exactly does this cap do?
Started by 12AX7 |
2 Replies
6102 Views |
December 11, 2011, 07:57:24 pm by 12AX7 |
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fixed bias issue
Started by Colas LeGrippa |
2 Replies
4645 Views |
December 11, 2011, 05:12:37 pm by Colas LeGrippa |
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8 Replies
7757 Views |
December 11, 2011, 10:12:56 am by Ed_Chambley |
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1 Replies
4678 Views |
December 11, 2011, 06:24:42 am by tubenit |
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3 Replies
4653 Views |
December 11, 2011, 06:14:15 am by tubenit |
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2 Replies
4255 Views |
December 10, 2011, 11:34:36 pm by HotBluePlates |
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Vibro Champ Tremolo question!
Started by blueznet |
7 Replies
9184 Views |
December 10, 2011, 11:14:45 pm by HotBluePlates |
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6 Replies
5679 Views |
December 10, 2011, 07:09:45 pm by Colas LeGrippa |
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6 Replies
6003 Views |
December 10, 2011, 06:49:33 pm by Pastortom |
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Sho-Bud TelStar
Started by Blind Lemon |
0 Replies
4436 Views |
December 10, 2011, 06:19:53 pm by Blind Lemon |
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The New Peavey Classic 30
Started by plexi50 |
3 Replies
5026 Views |
December 10, 2011, 04:57:46 pm by triode |
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PI cap question
Started by 12AX7 |
10 Replies
9448 Views |
December 10, 2011, 12:36:40 pm by HotBluePlates |
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31 Replies
17016 Views |
December 10, 2011, 12:05:03 pm by HotBluePlates |
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HRD conversion amp
Started by Tiny_Daddy |
4 Replies
3998 Views |
December 09, 2011, 08:26:58 pm by Rev D |
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Would you add grid resistor to Power Tubes
Started by Cups |
3 Replies
4643 Views |
December 09, 2011, 07:57:56 am by Colas LeGrippa |
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13 Replies
12097 Views |
December 09, 2011, 07:52:43 am by Ed_Chambley |
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Ampeg SVT CL biasing
Started by six el six |
13 Replies
11110 Views |
December 09, 2011, 04:44:50 am by birt |
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5 Replies
6184 Views |
December 08, 2011, 06:43:49 pm by HotBluePlates |
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What is this?
Started by tubenit |
17 Replies
10736 Views |
December 08, 2011, 06:31:09 pm by HotBluePlates |
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Sozo vintage "mustard" caps
Started by 12AX7 |
6 Replies
9147 Views |
December 08, 2011, 04:50:39 pm by thermion |
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princetone reverb master volume
Started by phsyconoodler |
46 Replies
21624 Views |
December 08, 2011, 03:29:43 pm by phsyconoodler |
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Reallly bad bias problem :(
Started by ACDCG400 |
12 Replies
7222 Views |
December 08, 2011, 02:49:28 pm by ACDCG400 |
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TREBLE CUT 3 POSITIONS SWITCH
Started by Colas LeGrippa |
11 Replies
6776 Views |
December 08, 2011, 08:27:52 am by tubenit |
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VOX AC50 and old caps/resistors
Started by Leevi |
5 Replies
6254 Views |
December 08, 2011, 06:02:05 am by SoundmasterG |
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TOS REBUILD ALMOST DONE
Started by TIMBO |
1 Replies
4703 Views |
December 08, 2011, 04:29:35 am by tubenit |
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16 Replies
11534 Views |
December 07, 2011, 09:46:59 pm by Willabe |
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S T A A L H O O F D mod
Started by Colas LeGrippa |
21 Replies
14792 Views |
December 07, 2011, 04:20:48 pm by Colas LeGrippa |
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12 Replies
8305 Views |
December 07, 2011, 02:31:05 pm by Ed_Chambley |
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combine this preamp with that power amp
Started by embotone |
7 Replies
5403 Views |
December 07, 2011, 12:21:11 pm by RicharD |
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9 Replies
7693 Views |
December 07, 2011, 10:23:52 am by tubenit |
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6 Replies
5747 Views |
December 07, 2011, 12:46:32 am by Platefire |
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Hoffman/Randall 50 watt schematic
Started by macula56 |
7 Replies
6046 Views |
December 06, 2011, 08:46:19 pm by EL34 |
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2 Replies
4725 Views |
December 05, 2011, 05:59:39 pm by sluckey |
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3 Replies
7322 Views |
December 05, 2011, 10:09:42 am by 12AX7 |
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3 Replies
6522 Views |
December 04, 2011, 02:20:04 pm by Jack1962 |
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EL84 Sockets Well Done
Started by plexi50 |
9 Replies
6784 Views |
December 04, 2011, 10:41:07 am by Tiny_Daddy |
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7 Replies
5765 Views |
December 03, 2011, 09:43:22 pm by HotBluePlates |
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Silvertone Twin 12 with low output
Started by BigE |
5 Replies
5879 Views |
December 03, 2011, 03:14:17 pm by LooseChange |
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2 Replies
4177 Views |
December 03, 2011, 12:46:53 pm by kagliostro |
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coupling cap question
Started by 12AX7 |
4 Replies
7153 Views |
December 03, 2011, 09:14:56 am by 12AX7 |
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7 Replies
6807 Views |
December 03, 2011, 02:57:42 am by kagliostro |
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180 Replies
68144 Views |
December 03, 2011, 01:57:10 am by blown240 |
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3.4K or 6.8K for 6L6 in push pull?
Started by Baguette |
4 Replies
6365 Views |
December 02, 2011, 08:58:55 pm by PRR |
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