Enclosure not stated · 3 knobs
Cookbook Phase Shifter
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- Phaser· Phasers
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- Phasers
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 26 rows
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Check before you build · 1 value the reader of this schematic was not sure of
- Manual pot is labeled 'RATE 100k' on the drawing; named Manual here
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| ×3 | 100k | 100k | input bias, buffer feedback, summer feedback; read from the schematic by eye | |
| ×1 | 200k | 200k | read from the schematic by eye | |
| ×13 | 20k | 20k | 12 in the all-pass stages plus summer input; read from the schematic by eye | |
| ×1 | 36k | 36k | read from the schematic by eye | |
| ×6 | 10k | 10k | read from the schematic by eye | |
| ×2 | 75k | 75k | read from the schematic by eye | |
| ×1 | 360k | 360k | read from the schematic by eye | |
| ×1 | 1M | 1M | read from the schematic by eye | |
| ×1 | 2.4k | 2.4k | read from the schematic by eye | |
| ×1 | 51k | 51k | read from the schematic by eye | |
| ×1 | 100k | 100k | manual divider; read from the schematic by eye | |
| Capacitors 7 | ||||
| ×1 | 1uF | 1u | read from the schematic by eye | |
| ×1 | 0.47uF | 470n | read from the schematic by eye | |
| ×1 | 0.33uF | 330n | read from the schematic by eye | |
| ×1 | 0.15uF | 150n | read from the schematic by eye | |
| ×2 | 0.1uF | 100n | one all-pass stage, one supply bypass in the sweep generator; read from the schematic by eye | |
| ×1 | 0.05uF | 50n | read from the schematic by eye | |
| ×1 | 100uF | 100u | electrolytic, sweep timing; read from the schematic by eye | |
| ICs 3 | ||||
| ×2 | LM348 | LM348 | quad op amp; 8 sections used; read from the schematic by eye | |
| ×1 | LM741 | LM741 | sweep generator; read from the schematic by eye | |
| ×2 | AM9709CN | AM9709CN | FET switch arrays used as variable resistors (4 + 2 sections); read from the schematic by eye | |
| Potentiometers 3 | ||||
| Depth | 100k | 100k | Potentiometer | read from the schematic by eye |
| Rate | 250k | 250k | Potentiometer | sweep rate; read from the schematic by eye |
| Manual | 100k | 100k | Potentiometer | labeled RATE 100k on the manual side; read from the schematic by eye |
| Switches 2 | ||||
| Bypass | SPDT | SPDT | read from the schematic by eye | |
| Auto/Manual | SPDT | SPDT | read from the schematic by eye | |