Enclosure not stated · 1 knob
Electro Harmonix wah -wah
Based on the Electro-Harmonix wah -wah
- Category
- Wah / Envelope· Filters Wahs and VCFs
- Controls
- Pedal
- Price
- see vendor
- Tags
- Filters Wahs and VCFs
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 22 rows
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Check before you build · 1 value the reader of this schematic was not sure of
- Mode Selector: pole count read from the drawing, could be DPDT with a third contact set
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 8 | ||||
| ×3 | 470K | 470k | Q1 emitter, collector bias, collector-to-Q2 base; read from the schematic by eye | |
| ×1 | 68K | 68k | input; read from the schematic by eye | |
| ×1 | 15K | 15k | Q1 base; read from the schematic by eye | |
| ×1 | 22K | 22k | Q1 collector; read from the schematic by eye | |
| ×1 | 33K | 33k | read from the schematic by eye | |
| ×1 | 100K | 100k | read from the schematic by eye | |
| ×1 | 1K | 1k | Q2 collector; read from the schematic by eye | |
| ×1 | 10K | 10k | Q2 emitter; read from the schematic by eye | |
| Capacitors 8 | ||||
| ×1 | .022uF | 22n | input; read from the schematic by eye | |
| ×2 | .2uF | 200n | drawn '.2µf'; read from the schematic by eye | |
| ×1 | 5uF | 5u | electrolytic; read from the schematic by eye | |
| ×1 | .0022uF | 2.2n | feedback from Q2 emitter; read from the schematic by eye | |
| ×1 | .0033uF | 3.3n | Tone switch; read from the schematic by eye | |
| ×1 | .01uF | 10n | Tone switch; read from the schematic by eye | |
| ×1 | .047uF | 47n | Tone switch; read from the schematic by eye | |
| ×1 | .1uF | 100n | Tone switch; read from the schematic by eye | |
| Transistors 1 | ||||
| ×2 | 2N3565 | 2N3565 | read from the schematic by eye | |
| Inductors 1 | ||||
| ×1 | 500mH | 500mH | wah inductor; read from the schematic by eye | |
| Potentiometers 1 | ||||
| Pedal | 100K | 100k | Potentiometer | drawn 100KΩ, wired through the Reverse switch; read from the schematic by eye |
| Switches 3 | ||||
| Tone | SP4T | SP4T | rotary, selects one of four feedback caps; read from the schematic by eye | |
| Mode Selector | 3PDT | 3PDT | drawn with three switched contacts; pole count read from the drawing; read from the schematic by eye | |
| Reverse | DPDT | DPDT | reverses the pot's sweep; read from the schematic by eye | |