Enclosure not stated · 4 knobs
Castledine Electronics Magical Mystery BoxVerified
Based on the Castledine Magical Mystery Box· 1 other board clones it
From the post
Schematic is avaiable HERE. There is two layouts for this one. One for an audio transformer and one for a fasel inductor. Transformer layout
Fasel inductor layout.
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 40 rows
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Check before you build · 1 value the reader of this layout was not sure of
- 300Ω at column 9, rows L-N: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 15 | ||||
| ×5 | 10K | 10k | read from the layout by eye | |
| ×3 | 1.8K | 1.8k | read from the layout by eye | |
| ×2 | 220K | 220k | read from the layout by eye | |
| ×2 | 1K | 1k | read from the layout by eye | |
| ×2 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 33K | 33k | read from the layout by eye | |
| ×1 | 220Ω | 220 | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 300Ω | 300 | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| ×1 | 470Ω | 470 | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×3 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 11 | ||||
| ×5 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×3 | 47uF | 47u | electrolytic; read from the layout by eye | |
| ×1 | 220uF | 220u | electrolytic; read from the layout by eye | |
| ×1 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 1uF | 1u | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×2 | 47nF | 47n | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×1 | 10nF | 10n | read from the layout by eye | |
| ×1 | 220nF | 220n | read from the layout by eye | |
| ×1 | 22nF | 22n | read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 5 | ||||
| Q1 | BC549C | BC549C | read from the layout by eye | |
| Q2 | BC549C | BC549C | read from the layout by eye | |
| Q3 | BC549C | BC549C | read from the layout by eye | |
| Q4 | OC79 | OC79 | or other PNP Ge; read from the layout by eye | |
| Q5 | OC79 | OC79 | or other PNP Ge; read from the layout by eye | |
| Transformers 1 | ||||
| TR1 | 42TM013 | 42TM013 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Distortion | C5K | C5k | Potentiometer | read from the layout by eye |
| Treble | B1K | B1k | Potentiometer | read from the layout by eye |
| Bass | A10K | A10k | Potentiometer | read from the layout by eye |
| Volume | A100K | A100k | Potentiometer | read from the layout by eye |
| Switches 3 | ||||
| Voice | 2P6T rotary | 2P6T ROTARY | set to 4 throws; read from the layout by eye | |
| Distortion | DPDT footswitch | DPDT FOOTSWITCH | read from the layout by eye | |
| MRB | DPDT footswitch | DPDT FOOTSWITCH | read from the layout by eye | |
Other boards based on the Castledine Magical Mystery Box
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