Enclosure not stated · 3 knobs
Roger Mayer Noisegate
- Category
- Noise Gate· Compressors Gates and Limiters
- Controls
- Sen · Atn · Rel
- Price
- see vendor
- Tags
- Compressors Gates and Limiters
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 54 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 3 values the reader of this schematic was not sure of
- 2N3707: second number reads TIS44, probably TIS94
- T5: label placed beside the tantalum cap, assumed to be the 2N3704 next to it
- ×2 resistors drawn with no value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 26 | ||||
| ×4 | 100K | 100k | read from the schematic by eye | |
| ×4 | 220 | 220 | read from the schematic by eye | |
| ×3 | 1K5 | 1.5k | audio board; read from the schematic by eye | |
| ×3 | 3K3 | 3.3k | gate board; read from the schematic by eye | |
| ×3 | 33K | 33k | one on gate board, two on LED driver; read from the schematic by eye | |
| ×2 | 2K2 | 2.2k | LED resistors; read from the schematic by eye | |
| ×2 | 5K6 | 5.6k | read from the schematic by eye | |
| ×2 | 15K | 15k | audio board; read from the schematic by eye | |
| ×1 | 39 | 39 | in series with 100uF to ground, gate board; read from the schematic by eye | |
| ×1 | 330 | 330 | read from the schematic by eye | |
| ×1 | 560 | 560 | read from the schematic by eye | |
| ×1 | 2K7 | 2.7k | read from the schematic by eye | |
| ×1 | 4K7 | 4.7k | read from the schematic by eye | |
| ×1 | 6K8 | 6.8k | read from the schematic by eye | |
| ×1 | 8.2K | 8.2k | read from the schematic by eye | |
| ×1 | 10K | 10k | read from the schematic by eye | |
| ×1 | 18K | 18k | read from the schematic by eye | |
| ×1 | 47K | 47k | read from the schematic by eye | |
| ×1 | 56K | 56k | read from the schematic by eye | |
| ×1 | 68K | 68k | read from the schematic by eye | |
| ×1 | 82K | 82k | read from the schematic by eye | |
| ×1 | 120K | 120k | read from the schematic by eye | |
| ×1 | 470K | 470k | read from the schematic by eye | |
| ×1 | 560K | 560k | read from the schematic by eye | |
| ×1 | 680K | 680k | read from the schematic by eye | |
| ×2 | ? | ? | no value drawn: T3 base to ground, and T5 collector to the REL pot; read from the schematic by eye | |
| Capacitors 11 | ||||
| ×4 | 22uF | 22u | 25V; read from the schematic by eye | |
| ×2 | 100uF | 100u | 25V; read from the schematic by eye | |
| ×2 | 4.7uF | 4.7u | 40V; read from the schematic by eye | |
| ×1 | 47uF | 47u | 25V, output coupling; read from the schematic by eye | |
| ×1 | 220uF | 220u | 6V; read from the schematic by eye | |
| ×1 | 0.47uF | 470n | 35V tantalum; read from the schematic by eye | |
| ×1 | 0.1uF | 100n | read from the schematic by eye | |
| ×2 | 1000pF | 1n | read from the schematic by eye | |
| ×2 | 470pF | 470p | read from the schematic by eye | |
| ×2 | 220pF | 220p | read from the schematic by eye | |
| ×1 | 22pF | 22p | read from the schematic by eye | |
| Diodes 1 | ||||
| ×2 | 1N4148 | 1N4148 | sensitivity detector; read from the schematic by eye | |
| Transistors 10 | ||||
| T1 | 2N4058 | 2N4058 | PNP; BC259 also written; read from the schematic by eye | |
| T2 | BC169 | BC169 | TIS94 also written; a crossed-out number beside it; read from the schematic by eye | |
| T3 | 2N3704 | 2N3704 | read from the schematic by eye | |
| T4 | 2N3704 | 2N3704 | read from the schematic by eye | |
| T5 | 2N3704 | 2N3704 | T5 label sits by the 0.47uF tantalum; taken as the last 2N3704; read from the schematic by eye | |
| ×1 | 2N4058 | 2N4058 | audio board, PNP; BC259 also written; read from the schematic by eye | |
| ×2 | BC169 | BC169 | audio board; TIS94 also written; read from the schematic by eye | |
| ×2 | 2N3820 | 2N3820 | P-channel JFET: one is the attenuator, one drives the LEDs; read from the schematic by eye | |
| ×1 | 2N3707 | 2N3707 | LED driver; TIS44 also written (probably TIS94); read from the schematic by eye | |
| ×1 | 2N3704 | 2N3704 | LED driver; read from the schematic by eye | |
| Potentiometers 3 | ||||
| Sen | A47K | A47k | Potentiometer | log; read from the schematic by eye |
| Atn | A22K | A22k | Potentiometer | log; read from the schematic by eye |
| Rel | A2M2 | A2.2M | Potentiometer | log; read from the schematic by eye |
| Switches 1 | ||||
| Key | SPDT | SPDT | key switch selects input or key input; read from the schematic by eye | |
| LEDs 2 | ||||
| ×1 | TIL209A | TIL209A | red, gating; read from the schematic by eye | |
| ×1 | TIL211 | TIL211 | green, not gating; read from the schematic by eye | |