Enclosure not stated · 3 knobs
Spaceman Effects Gemini IIIVerified
Based on the Spaceman Effects Gemini III· 2 other boards clone it
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 47 rows
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Check before you build · 2 values the reader of this layout was not sure of
- 308K at column U, rows E-F (right of the 1.2nF): printed clearly, unusual value (could be meant as 30.9K)
- D1 is drawn as the black power diode next to the 9v ferrite bead and D3 as a red signal diode, yet the legend says D1-D2: 1N4148, D3: 1N5817; rows follow the legend
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 17 | ||||
| ×2 | 1K | 1k | read from the layout by eye | |
| ×3 | 2.1K | 2.1k | read from the layout by eye | |
| ×1 | 3K | 3k | read from the layout by eye | |
| ×1 | 3.65K | 3.65k | read from the layout by eye | |
| ×4 | 10K | 10k | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| ×1 | 18K | 18k | read from the layout by eye | |
| ×3 | 21.5K | 21.5k | read from the layout by eye | |
| ×2 | 36.5K | 36.5k | read from the layout by eye | |
| ×2 | 100K | 100k | read from the layout by eye | |
| ×1 | 150K | 150k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 308K | 308k | read from the layout by eye | |
| ×1 | 430K | 430k | read from the layout by eye | |
| ×2 | 4.7M | 4.7M | read from the layout by eye | |
| ×1 | 47.5Ω | 47.5 | read from the layout by eye | |
| ×1 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 10 | ||||
| ×2 | 1.2nF | 1.2n | read from the layout by eye | |
| ×1 | 1.8nF | 1.8n | read from the layout by eye | |
| ×2 | 5.6nF | 5.6n | read from the layout by eye | |
| ×2 | 68nF | 68n | read from the layout by eye | |
| ×5 | 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 | 680nF | 680n | read from the layout by eye | |
| ×1 | 47uF | 47u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 3 | ||||
| D1 | 1N4148 | 1N4148 | read from the layout by eye | |
| D2 | 1N4148 | 1N4148 | read from the layout by eye | |
| D3 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 7 | ||||
| Q1 | AC128 | AC128 | germanium; read from the layout by eye | |
| Q2 | AC128 | AC128 | germanium; read from the layout by eye | |
| Q3 | AC176 | AC176 | germanium; read from the layout by eye | |
| Q4 | 2N2222A | 2N2222A | read from the layout by eye | |
| Q5 | 2N2222A | 2N2222A | read from the layout by eye | |
| Q6 | 2N3700 | 2N3700 | read from the layout by eye | |
| Q7 | 2N5088 | 2N5088 | 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 3 | ||||
| Filter | B50K | B50k | Potentiometer | dual; read from the layout by eye |
| Ge/Si Blend | B50K | B50k | Potentiometer | read from the layout by eye |
| Master | A100K | A100k | Potentiometer | read from the layout by eye |
| Trimmers 2 | ||||
| ×1 | 25K | 25k | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| Switches 3 | ||||
| Ge Gain Mode | SPDT on/off/on | SPDT ON/OFF/ON | toggle; read from the layout by eye | |
| Si Gain Mode | SPDT on/off/on | SPDT ON/OFF/ON | toggle; read from the layout by eye | |
| Tone Mode | DPDT | DPDT | toggle; read from the layout by eye | |
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