Enclosure not stated · 3 knobs
Carlin phaser
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Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 32 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 15 | ||||
| ×1 | 1MΩ | 1M | input pulldown; read from the schematic by eye | |
| ×1 | 1.5MΩ | 1.5M | read from the schematic by eye | |
| ×1 | 560kΩ | 560k | read from the schematic by eye | |
| ×3 | 56kΩ | 56k | input buffer emitter, output bias, output pulldown; read from the schematic by eye | |
| ×3 | 33kΩ | 33k | one after the input buffer, two in the output stage; read from the schematic by eye | |
| ×1 | 2.7kΩ | 2.7k | first phase stage collector; read from the schematic by eye | |
| ×15 | 3.3kΩ | 3.3k | 1 in the first phase stage + 2 in each of the 7 boxed stages; read from the schematic by eye | |
| ×18 | 150kΩ | 150k | 2 in the LFO, 1 in the first phase stage, 2 in each of the 7 boxed stages, 1 in the output stage; read from the schematic by eye | |
| ×4 | 10kΩ | 10k | LFO bias divider (2), LFO output series, BD139 base; read from the schematic by eye | |
| ×2 | 470kΩ | 470k | LFO feedback, below the depth pot; read from the schematic by eye | |
| ×1 | 1kΩ | 1k | in series with the manual pot; read from the schematic by eye | |
| ×2 | 4.7kΩ | 4.7k | BD139 base divider, output collector; read from the schematic by eye | |
| ×1 | 820Ω | 820 | read from the schematic by eye | |
| ×1 | 15kΩ | 15k | read from the schematic by eye | |
| ×1 | 12kΩ | 12k | read from the schematic by eye | |
| Capacitors 7 | ||||
| ×1 | 47nF | 47n | input; read from the schematic by eye | |
| ×8 | 6.8nF | 6.8n | 1 in the first phase stage + 1 in each of the 7 boxed stages; read from the schematic by eye | |
| ×2 | 150nF | 150n | output stage; read from the schematic by eye | |
| ×1 | 10nF | 10n | LFO timing; read from the schematic by eye | |
| ×1 | 47uF | 47u | electrolytic; read from the schematic by eye | |
| ×1 | 10uF | 10u | electrolytic, LFO filter; read from the schematic by eye | |
| ×1 | 1uF | 1u | electrolytic, depth coupling; read from the schematic by eye | |
| Transistors 3 | ||||
| ×9 | BC557 | BC557 | input buffer, one per boxed stage (7), output stage; read from the schematic by eye | |
| ×9 | BC547 | BC547 | first phase stage, one per boxed stage (7), output stage; read from the schematic by eye | |
| ×1 | BD139 | BD139 | lamp driver; read from the schematic by eye | |
| ICs 1 | ||||
| ×1 | 741 | 741 | LFO op amp; read from the schematic by eye | |
| Opto 1 | ||||
| ×8 | LDR | LDR | one per phase stage, lit by the lamp; read from the schematic by eye | |
| Potentiometers 3 | ||||
| Speed | B100kΩ | B100k | Potentiometer | LIN; read from the schematic by eye |
| Depth | A470kΩ | A470k | Potentiometer | LOG; read from the schematic by eye |
| Manual | B10kΩ | B10k | Potentiometer | LIN; read from the schematic by eye |
| Switches 1 | ||||
| ×1 | SPDT | SPDT | selects LFO or manual control of the lamp driver; read from the schematic by eye | |
| Other 1 | ||||
| ×1 | Lamp 0.6W/6V | LAMP 0.6W/6V | incandescent lamp driving the LDRs; read from the schematic by eye | |