Enclosure not stated · 5 knobs
Electro Harmonix Deluxe Big Muff - EH3054C version
Based on the Electro-Harmonix Big Muff Pi· 73 other boards clone it
- Category
- Compressor
- Controls
- Sensitivity · Comp Vol · Sustain · Tone · Fuzz Volume
- Build
- Vero· 32×30· 73 cuts, 33 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Big Muff, Compressor, Distortion, Electro Harmonix, Fuzz
From the post
The late EH3054C version of the vintage Deluxe Big Muff. Some improvements had to be done like true bypass and common voltage refrence. Schematic is avaiable HERE.
Schematic
This is a board layout, a drawing of where each part goes, and the post may link the schematic it was drawn from. Open the layout at Dirtbox Layouts. No KiCad fragment has been drawn for this circuit yet.
Parts list 60 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 1 value the reader of this layout was not sure of
- 24.3K at column 14 rows S-U: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 27 | ||||
| ×6 | 100K | 100k | read from the layout by eye | |
| ×4 | 470K | 470k | read from the layout by eye | |
| ×3 | 10K | 10k | read from the layout by eye | |
| ×3 | 22K | 22k | read from the layout by eye | |
| ×2 | 82K | 82k | read from the layout by eye | |
| ×2 | 47K | 47k | read from the layout by eye | |
| ×2 | 150Ω | 150 | read from the layout by eye | |
| ×1 | 75K | 75k | read from the layout by eye | |
| ×1 | 1.2K | 1.2k | read from the layout by eye | |
| ×1 | 8.2K | 8.2k | read from the layout by eye | |
| ×1 | 330K | 330k | read from the layout by eye | |
| ×1 | 56K | 56k | read from the layout by eye | |
| ×1 | 2.2M | 2.2M | read from the layout by eye | |
| ×1 | 47Ω | 47 | read from the layout by eye | |
| ×1 | 5.6K | 5.6k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 24.3K | 24.3k | read from the layout by eye | |
| ×1 | 470Ω | 470 | read from the layout by eye | |
| ×1 | 680Ω | 680 | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| ×1 | 4.7M | 4.7M | read from the layout by eye | |
| ×1 | 20K | 20k | read from the layout by eye | |
| ×1 | 18K | 18k | read from the layout by eye | |
| ×1 | 220Ω | 220 | read from the layout by eye | |
| ×1 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 17 | ||||
| ×1 | 22pF | 22p | read from the layout by eye | |
| ×1 | 100pF | 100p | read from the layout by eye | |
| ×1 | 3.9nF | 3.9n | read from the layout by eye | |
| ×1 | 6.8nF | 6.8n | read from the layout by eye | |
| ×1 | 8.2nF | 8.2n | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×1 | 68nF | 68n | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×1 | 120nF | 120n | read from the layout by eye | |
| ×2 | 220nF | 220n | read from the layout by eye | |
| ×1 | 330nF | 330n | read from the layout by eye | |
| ×3 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | marked BP: bipolar electro or film cap; read from the layout by eye | |
| ×1 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×2 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 47uF | 47u | electrolytic; read from the layout by eye | |
| ×1 | 470uF | 470u | electrolytic; read from the layout by eye | |
| Diodes 2 | ||||
| ×12 | 1N4148 | 1N4148 | D1-D12; read from the layout by eye | |
| D13 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 2 | ||||
| Q1 | 2N5087 | 2N5087 | read from the layout by eye | |
| Q2 | 2N5087 | 2N5087 | read from the layout by eye | |
| ICs 6 | ||||
| IC1 | RC4558 | RC4558 | read from the layout by eye | |
| IC2 | RC4558 | RC4558 | read from the layout by eye | |
| IC3 | LM1458 | LM1458 | LM1458 or RC4558; read from the layout by eye | |
| IC4 | RC4558 | RC4558 | read from the layout by eye | |
| IC5 | UA741 | UA741 | read from the layout by eye | |
| IC6 | LM3080 | LM3080 | read from the layout by eye | |
| Potentiometers 5 | ||||
| Sensitivity | B10K | B10k | Potentiometer | wired as Threshold 1-3; read from the layout by eye |
| Comp Vol | B10K | B10k | Potentiometer | read from the layout by eye |
| Sustain | B10K | B10k | Potentiometer | read from the layout by eye |
| Tone | B10K | B10k | Potentiometer | read from the layout by eye |
| Fuzz Volume | A50K | A50k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Ser/Par | DPDT on/on | DPDT ON/ON | toggle; read from the layout by eye | |
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