Enclosure not stated · 1 knob
BOSS TM-3
Based on the Boss TM-3
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 28 rows
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Check before you build · 1 value the reader of this schematic was not sure of
- IC: drawn '5216LL', read as Mitsubishi M5216L dual op amp; chip count inferred from three sections
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 9 | ||||
| ×8 | 10kΩ | 10k | read from the schematic by eye | |
| ×1 | 10K | 10k | supply dropping resistor from +9V; read from the schematic by eye | |
| ×4 | 1MΩ | 1M | read from the schematic by eye | |
| ×6 | 47kΩ | 47k | read from the schematic by eye | |
| ×2 | 4.7kΩ | 4.7k | read from the schematic by eye | |
| ×2 | 2.2kΩ | 2.2k | read from the schematic by eye | |
| ×1 | 1kΩ | 1k | read from the schematic by eye | |
| ×2 | 470Ω | 470 | output resistors; read from the schematic by eye | |
| ×1 | 330Ω | 330 | read from the schematic by eye | |
| Capacitors 13 | ||||
| ×2 | 47nF | 47n | read from the schematic by eye | |
| ×1 | 1uF | 1u | film; read from the schematic by eye | |
| ×1 | 1uF | 1u | electrolytic; read from the schematic by eye | |
| ×1 | 15nF | 15n | read from the schematic by eye | |
| ×1 | 22nF | 22n | read from the schematic by eye | |
| ×1 | 4.7nF | 4.7n | read from the schematic by eye | |
| ×1 | 33nF | 33n | read from the schematic by eye | |
| ×1 | 5.6nF | 5.6n | read from the schematic by eye | |
| ×1 | 1.5nF | 1.5n | read from the schematic by eye | |
| ×2 | 15pF | 15p | read from the schematic by eye | |
| ×4 | 10uF | 10u | electrolytic; read from the schematic by eye | |
| ×1 | 47uF | 47u | electrolytic, supply; read from the schematic by eye | |
| ×1 | 100uF | 100u | electrolytic, output; read from the schematic by eye | |
| Diodes 1 | ||||
| ×2 | 1N4148 | 1N4148 | read from the schematic by eye | |
| Transistors 2 | ||||
| ×1 | 2SK117 | 2SK117 | JFET input buffer; read from the schematic by eye | |
| ×1 | 2SC3378 | 2SC3378 | NPN emitter follower; read from the schematic by eye | |
| ICs 1 | ||||
| ×2 | M5216L | M5216L | drawn '5216LL' (Mitsubishi dual op amp); three op amp sections per channel; read from the schematic by eye | |
| Potentiometers 1 | ||||
| Volume | 100k | 100k | Potentiometer | read from the schematic by eye |
| Switches 1 | ||||
| ×1 | SPDT | SPDT | Line/Spkr switch; read from the schematic by eye | |