Enclosure not stated · 4 knobs
Spaceman Effects Sputnik IIb
Based on the Spaceman Effects Sputnik IIb· 1 other board clones it
From the post
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 46 rows
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Check before you build · 2 values the reader of this layout was not sure of
- 475K ×3, 196K, 25.5K, 3.92K, 62K, 36K resistors and 36nF ×2, 24nF, 18nF, 12nF, 5nF caps: printed clearly, unusual values
- 12nF at column 11 rows F-G: text overlaps the lead of a translucent box cap, reads 12nF
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×6 | 10K | 10k | read from the layout by eye | |
| ×3 | 475K | 475k | read from the layout by eye | |
| ×3 | 1K | 1k | read from the layout by eye | |
| ×1 | 2.2M | 2.2M | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 62K | 62k | read from the layout by eye | |
| ×1 | 196K | 196k | read from the layout by eye | |
| ×1 | 25.5K | 25.5k | read from the layout by eye | |
| ×1 | 36K | 36k | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| ×1 | 3.92K | 3.92k | read from the layout by eye | |
| ×2 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 11 | ||||
| ×1 | 270pF | 270p | read from the layout by eye | |
| ×1 | 5nF | 5n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×1 | 12nF | 12n | read from the layout by eye | |
| ×1 | 18nF | 18n | read from the layout by eye | |
| ×1 | 24nF | 24n | read from the layout by eye | |
| ×2 | 36nF | 36n | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×2 | 330nF | 330n | read from the layout by eye | |
| ×1 | 4.7uF | 4.7u | electrolytic, marked BP (bipolar); read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 4 | ||||
| D1 | 1N4148 | 1N4148 | read from the layout by eye | |
| D2 | 1N4148 | 1N4148 | read from the layout by eye | |
| D3 | Germanium | GERMANIUM | legend says only 'Germanium'; read from the layout by eye | |
| D4 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 7 | ||||
| Q1 | P416B | P416B | read from the layout by eye | |
| Q2 | P416B | P416B | read from the layout by eye | |
| Q3 | P416B | P416B | read from the layout by eye | |
| Q4 | 2N3904 | 2N3904 | read from the layout by eye | |
| Q5 | BS170 | BS170 | MOSFET; read from the layout by eye | |
| Q6 | BS170 | BS170 | MOSFET; read from the layout by eye | |
| Q7 | 2SK30 | 2SK30 | JFET; read from the layout by eye | |
| Inductors 1 | ||||
| ×2 | Ferrite Bead | FERRITE BEAD | FB; read from the layout by eye | |
| Transformers 1 | ||||
| Tr1 | 42TL019 | 42TL019 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Calibrate | B100K | B100k | Potentiometer | read from the layout by eye |
| Range | B100K | B100k | Potentiometer | read from the layout by eye |
| Scan | B100K | B100k | Potentiometer | read from the layout by eye |
| Signal | A100K | A100k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×2 | 20K | 20k | read from the layout by eye | |
| Switches 5 | ||||
| Filter | DPDT on/off/on | DPDT ON/OFF/ON | toggle; read from the layout by eye | |
| Bass | DPDT on/off/on | DPDT ON/OFF/ON | toggle; read from the layout by eye | |
| XF Bypass | SPDT on/on | SPDT ON/ON | toggle; read from the layout by eye | |
| Rev Diode | DPDT on/on | DPDT ON/ON | toggle; read from the layout by eye | |
| Drift | 3PDT | 3PDT | footswitch; read from the layout by eye | |
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