Enclosure not stated · 4 knobs
Hotbox Tube Distortion
- Category
- Distortion· Distortion Boost and Overdrive
- Price
- see vendor
- Tags
- Distortion Boost and Overdrive
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 26 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| ×2 | 1500 | 1.5k | cathode resistors; 1/2W; read from the schematic by eye | |
| ×1 | 2200 | 2.2k | V2 first-stage cathode; 1/2W; read from the schematic by eye | |
| ×1 | 4700 | 4.7k | supply dropper, 2W; read from the schematic by eye | |
| ×1 | 10K | 10k | tone stack; 1/2W; read from the schematic by eye | |
| ×2 | 22K | 22k | supply droppers, 2W; read from the schematic by eye | |
| ×1 | 56K | 56k | V1 cathode follower; 1/2W; read from the schematic by eye | |
| ×1 | 68K | 68k | grid stopper; 1/2W; read from the schematic by eye | |
| ×3 | 100K | 100k | 1/2W; read from the schematic by eye | |
| ×2 | 220K | 220k | plate loads; 1/2W; read from the schematic by eye | |
| ×3 | 470K | 470k | 1/2W; read from the schematic by eye | |
| ×1 | 1M | 1M | input to ground at the jack; 1/2W; read from the schematic by eye | |
| Capacitors 7 | ||||
| ×4 | 0.022uF | 22n | coupling and tone stack, 600V; read from the schematic by eye | |
| ×1 | 50pF | 50p | treble cap, 600V; read from the schematic by eye | |
| ×1 | 0.1uF | 100n | cathode bypass, 600V (drawn 0.1/600); read from the schematic by eye | |
| ×1 | 0.1uF | 100n | cathode bypass, 50V (drawn 0.1/50); read from the schematic by eye | |
| ×1 | 0.22uF | 220n | cathode bypass, 300V (drawn 0.22/300); read from the schematic by eye | |
| ×5 | 33uF | 33u | supply filters, 450V; read from the schematic by eye | |
| ×1 | 10000uF | 10m | filament supply, 10V; read from the schematic by eye | |
| Diodes 2 | ||||
| ×2 | 1N4007 | 1N4007 | high-voltage rectifier (drawn IN4007); read from the schematic by eye | |
| ×1 | MP3510 | MP3510 | bridge rectifier for filament supply; read from the schematic by eye | |
| Potentiometers 4 | ||||
| Gain | A1M | A1M | Potentiometer | drawn 1MA; read from the schematic by eye |
| Bass | A1M | A1M | Potentiometer | drawn 1MA; read from the schematic by eye |
| Treble | A1M | A1M | Potentiometer | drawn 1MA; read from the schematic by eye |
| Output | A100K | A100k | Potentiometer | drawn 100KA; read from the schematic by eye |
| Other 2 | ||||
| V1 | 12AX7WB | 12AX7WB | dual triode valve; read from the schematic by eye | |
| V2 | 12AX7WB | 12AX7WB | dual triode valve; read from the schematic by eye | |