Enclosure not stated · 4 knobs
Roland BeeBaa AF-100Verified
Based on the Roland BeeBaa AF-100
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 Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.
Parts list 28 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 10 | ||||
| ×1 | 68K | 68k | read from the layout by eye | |
| ×3 | 47K | 47k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 33K | 33k | read from the layout by eye | |
| ×3 | 15K | 15k | read from the layout by eye | |
| ×5 | 10K | 10k | read from the layout by eye | |
| ×3 | 100K | 100k | read from the layout by eye | |
| ×3 | 1K8 | 1.8k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| Capacitors 9 | ||||
| ×1 | 100n | 100n | read from the layout by eye | |
| ×1 | 22n | 22n | read from the layout by eye | |
| ×1 | 2n2 | 2.2n | read from the layout by eye | |
| ×3 | 4n7 | 4.7n | legend: remove the one between Q3's base and collector for a more aggressive tone; read from the layout by eye | |
| ×1 | 6n8 | 6.8n | read from the layout by eye | |
| ×1 | 100p | 100p | read from the layout by eye | |
| ×5 | 1u | 1u | electrolytic; read from the layout by eye | |
| ×3 | 10u | 10u | electrolytic; read from the layout by eye | |
| ×1 | 47u | 47u | electrolytic; read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | 2SC644R | 2SC644R | legend: this layout for more modern NPN silicon like 2N3904, 2N5088 etc.; read from the layout by eye | |
| Q2 | 2SC828Q | 2SC828Q | legend: this layout for more modern NPN silicon like 2N3904, 2N5088 etc.; read from the layout by eye | |
| Q3 | 2SC828Q | 2SC828Q | legend: this layout for more modern NPN silicon like 2N3904, 2N5088 etc.; read from the layout by eye | |
| Potentiometers 4 | ||||
| Volume | B100K | B100k | Potentiometer | read from the layout by eye |
| Boost | B100K | B100k | Potentiometer | read from the layout by eye |
| Sustain | B100K | B100k | Potentiometer | read from the layout by eye |
| Tone | B100K | B100k | Potentiometer | read from the layout by eye |
| Switches 2 | ||||
| Sw1 | DPDT | DPDT | Fuzz/Boost, 2 position; read from the layout by eye | |
| Sw2 | SPDT | SPDT | Tone Select, 2 position; read from the layout by eye | |