Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 03:41:12 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 03:41:12 pm | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 78 Guests are viewing this board. | ||||
|
|
Diode rectifier for Tube...
Started by Oddvar |
4 Replies
2457 Views |
December 25, 2016, 02:31:07 pmby sluckey |
|
|
Tonebox
Started by Sonny ReVerb |
39 Replies
10127 Views |
December 25, 2016, 02:07:18 pm by Zarrir |
|
|
|
1967 Super Reverb Blackface Tranny change?
Started by Oddvar |
5 Replies
2803 Views |
December 24, 2016, 02:55:21 pm by Oddvar |
|
|
|
Initial Bias adjustments
Started by jaster55 |
2 Replies
2483 Views |
December 24, 2016, 07:25:47 am by HotBluePlates |
|
|
|
5 Replies
2840 Views |
December 24, 2016, 05:53:42 am by kagliostro |
|
|
|
|
coupling caps n DC
Started by shooter |
25 Replies
6120 Views |
December 23, 2016, 09:09:20 pm by shooter |
|
|
|
AA864 turret board, which one to use?
Started by mozz |
10 Replies
4099 Views |
December 23, 2016, 08:23:54 pm by EL34 |
|
|
|
5F2A Little to no noise.
Started by makingnoise88 |
11 Replies
3775 Views |
December 23, 2016, 07:44:28 am by makingnoise88 |
|
|
|
17 Replies
8087 Views |
December 22, 2016, 11:57:57 pm by pompeiisneaks |
|
|
|
|
Temporary rectifier swap
Started by dunner84 |
4 Replies
2295 Views |
December 22, 2016, 01:47:44 pm by dunner84 |
|
|
|
6 Replies
2980 Views |
December 22, 2016, 07:55:42 am by goldstache |
|
|
|
|
17 Replies
10438 Views |
December 21, 2016, 05:23:15 pm by Ritchie200 |
|
|
|
|
2 Replies
3308 Views |
December 21, 2016, 12:15:28 pm by BetterOffShred |
|
|
|
|
Photo of the Deluxe Reverb
Started by Planobilly |
9 Replies
3288 Views |
December 21, 2016, 12:30:44 am by TIMBO |
|
|
|
3 Replies
2230 Views |
December 19, 2016, 07:39:53 pm by Planobilly |
|
|
|
|
12 Replies
2932 Views |
December 19, 2016, 07:18:55 pm by shooter |
|
|
|
|
4 Replies
3624 Views |
December 19, 2016, 04:16:01 pm by Ed_Chambley |
|
|
|
|
Voltage drop and compression
Started by Auke Jolman |
23 Replies
4584 Views |
December 18, 2016, 07:26:30 pm by pompeiisneaks |
|
|
|
Is it possible....
Started by 12AX7 |
3 Replies
2702 Views |
December 18, 2016, 04:49:30 pm by 12AX7 |
|
|
|
Power Supply Capacitors
Started by upnorth2 |
2 Replies
2196 Views |
December 18, 2016, 04:09:57 pm by upnorth2 |
|
|
|
peavey 6505+ head
Started by J Rindt |
4 Replies
3208 Views |
December 18, 2016, 08:55:40 am by shooter |
|
|
|
15 Replies
6983 Views |
December 18, 2016, 05:05:05 am by tubenit |
|
|
|
|
Grid Leak Resistors
Started by hesamadman |
7 Replies
11911 Views |
December 17, 2016, 07:01:59 pm by jjasilli |
|
|
|
Melvin Leibowitz EL84 HiFi?
Started by Zarrir |
4 Replies
3375 Views |
December 17, 2016, 01:13:13 pm by jjasilli |
|
|
|
circuit understanding?
Started by shooter |
15 Replies
3520 Views |
December 17, 2016, 08:45:11 am by shooter |
|
|
|
Bias question
Started by SacDave |
11 Replies
3180 Views |
December 16, 2016, 08:16:27 pm by PRR |
|
|
|
27 Replies
6863 Views |
December 16, 2016, 08:16:14 pm by rlh5599 |
|
|
|
|
OT Position compromise
Started by dennyg |
1 Replies
2317 Views |
December 16, 2016, 01:33:26 pm by PRR |
|
|
|
100-200w Valve Junior
Started by WintersHarvest |
16 Replies
7016 Views |
December 15, 2016, 04:07:19 pm by BetterOffShred |
|
|
|
2 Replies
2222 Views |
December 15, 2016, 03:41:05 pm by Planobilly |
|
|
|
|
Single-Ended Plexi Build Help
Started by Big_Mike |
5 Replies
4347 Views |
December 15, 2016, 12:48:30 pm by Big_Mike |
|
|
|
A very peculiar thing...
Started by hesamadman |
8 Replies
2954 Views |
December 14, 2016, 08:21:14 pm by 12AX7 |
|
|
|
24 Replies
7048 Views |
December 14, 2016, 01:40:34 pm by Bangy |
|
|
|
|
Adding Reverb to Sluckey's AC15
Started by clyde |
4 Replies
3192 Views |
December 14, 2016, 10:07:17 am by pompeiisneaks |
|
|
|
9 Replies
4888 Views |
December 14, 2016, 09:37:56 am by pbman1953 |
|
|
|
|
Marshall JMP -78 Master model 100w Lead
Started by niilopi |
11 Replies
4392 Views |
December 14, 2016, 01:41:10 am by silverfox |
|
|
|
11 Replies
4018 Views |
December 13, 2016, 08:30:24 am by kagliostro |
|
|
|
|
2 Replies
2179 Views |
December 12, 2016, 06:12:46 pm by Planobilly |
|
|
|
|
Newbie Builder
Started by manofgod4life |
11 Replies
3409 Views |
December 12, 2016, 01:32:46 pm by sluckey |
|
|
|
High Voltage 6L6 SE
Started by TIMBO |
27 Replies
11443 Views |
December 12, 2016, 01:19:30 pm by TIMBO |
|
|
|
JCM800 Heater/Tube Issue
Started by dbray6714 |
9 Replies
3246 Views |
December 12, 2016, 12:31:45 pm by sluckey |
|
|
|
AB763 grounding question
Started by Planobilly |
3 Replies
2368 Views |
December 12, 2016, 09:25:48 am by Planobilly |
|
|
|
8 Replies
3301 Views |
December 11, 2016, 10:26:57 pm by Leevi |
|
|
|
|
Single ended el34 amp
Started by fossilshark |
35 Replies
28791 Views |
December 11, 2016, 10:10:53 pm by frankenxtein |
|
|
|
Transformer voltage readings
Started by fossilshark |
2 Replies
2394 Views |
December 11, 2016, 09:08:49 pm by Willabe |
|
|
|
Tweed Super 5E4A tweaking
Started by SleepLess |
35 Replies
10144 Views |
December 11, 2016, 05:49:48 pm by HotBluePlates |
|
|
|
Amp for steel guitar
Started by Leevi |
28 Replies
7964 Views |
December 11, 2016, 02:02:58 pm by Leevi |
|
|
|
16 Replies
8665 Views |
December 11, 2016, 12:45:53 pm by steelerfan88 |
|
|
|
|
grid bias resistor value 6V6
Started by 12AX7 |
7 Replies
6323 Views |
December 11, 2016, 12:05:03 pm by 12AX7 |
|
|
|
Hi-fi amp to guitar amp
Started by fossilshark |
7 Replies
3459 Views |
December 11, 2016, 11:14:39 am by HotBluePlates |
Normal Topic
Hot Topic (More than 25 replies)
Very Hot Topic (More than 50 replies)
Locked Topic
Sticky Topic
Poll
| Choose a link from the Hoffman Amplifiers parts catalog |
||
|
Mobile Device Catalog Link |
Yard Sale Discontinued |
Misc. Hardware |
| What's New |
Board Building Parts |
Amp trim Handles |
|
Lamps Diodes |
Hoffman Turret Boards |
Channel Switching |
| Resistors |
Fender Eyelet Boards |
Screws/Nuts Washers |
|
Jacks/Plugs Connectors |
Misc Eyelet Boards |
Tools |
| Capacitors |
Custom Boards |
Tubes Valves |
|
Pots Knobs |
Fuses/Cords |
Chassis |
|
Tube Sockets |
Switches |
Wire Cable |