Enclosure not stated · 2 knobs
Maestro Filter Sample/Hold
Based on the Maestro Filter Sample/Hold
- Category
- Wah / Envelope· FILTERS (ENVELOPE)
- Controls
- Filter Range · Speed
- Price
- $16.00in stock
From the vendor
The ready-to-solder PCB for the Maestro Filter Sample/Hold Replica. The PCB dimensions are 8.5cm by 6.0cm. PCB has solder mask, plate-through holes and screen print for placement of components. Very similar to the original PCB layout except much smaller with off-board wiring to pots and switches for more versatile use. Uses single opamp ICs, (741 opamps) as the originals used.
Click here for complete instructions for this PCB.
Any trademarks mentioned here belong to their rightful owners and do not belong to General Guitar Gadgets.
Schematic
The schematic is in the vendor's build document, page 1. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 70 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 37 | ||||
| R1 | 10k | 10k | ||
| R2 | 100k | 100k | ||
| R3 | 22k | 22k | ||
| R4 | 100k | 100k | ||
| R5 | 3k3 | 3.3k | ||
| R6 | 22k | 22k | ||
| R7 | 1M | 1M | ||
| R8 | 12k | 12k | ||
| R9 | 100k | 100k | ||
| R10 | 3k3 | 3.3k | ||
| R11 | 3k3 | 3.3k | ||
| R12 | 3k3 | 3.3k | ||
| R13 | 22k | 22k | ||
| R14 | 100k | 100k | ||
| R16 | 22k | 22k | ||
| R17 | 1M | 1M | ||
| R18 | 3k3 | 3.3k | ||
| R19 | 100k | 100k | ||
| R20 | 2M7 | 2.7M | ||
| R21 | 1M | 1M | ||
| R22 | 22k | 22k | ||
| R23 | 100k | 100k | ||
| R24 | 100k | 100k | ||
| R25 | 1M | 1M | ||
| R26 | 100k | 100k | ||
| R27 | 10k | 10k | ||
| R29 | 180k | 180k | ||
| R30 | 1M | 1M | ||
| R31 | 22k | 22k | ||
| R32 | 3k3 | 3.3k | ||
| R33 | 22k | 22k | ||
| R34 | 47k | 47k | ||
| R35 | 470 | 470 | ||
| R36 | 470 | 470 | ||
| R37 | 1k | 1k | ||
| R38 | 6k8 | 6.8k | ||
| R39 | 1k | 1k | ||
| Capacitors 14 | ||||
| C1 | 0.047ųF | 47n | ||
| C2 | 0.15ųF | 150n | ||
| C3 | 0.001ųF | 1n | ||
| C4 | 0.15ųF | 150n | ||
| C5 | 0.033ųF | 33n | ||
| C6 | 4.7ųF | 4.7u | ||
| C7 | 0.15ųF | 150n | ||
| C8 | 0.047ųF | 47n | ||
| C9 | 0.047ųF | 47n | ||
| C10 | 0.33ųF | 330n | ||
| C12 | 100ųF | 100u | ||
| C14 | 100ųF | 100u | ||
| C15 | 10ųF | 10u | ||
| C16 | 10ųF | 10u | ||
| Diodes 4 | ||||
| D1 | 1N914 | 1N914 | ||
| D2 | 1N914 | 1N914 | ||
| D3 | 1N914 | 1N914 | ||
| D4 | Status | STATUS | ||
| Transistors 7 | ||||
| Q1 | 2N5088 or 2N5089 | 2N5088 OR 2N5089 | ||
| Q2 | 2N5457 | 2N5457 | ||
| Q3 | 2N3906 | 2N3906 | ||
| Q4 | 2N3904 | 2N3904 | ||
| Q5 | 2N5457 | 2N5457 | ||
| Q6 | 2N5457 | 2N5457 | ||
| Q7 | 2N3906 | 2N3906 | ||
| ICs 6 | ||||
| IC1 | CA3080 | CA3080 | ||
| IC2 | CA3080 | CA3080 | ||
| IC3 | LM741 | LM741 | ||
| IC4 | LM741 | LM741 | ||
| IC5 | LM741 | LM741 | ||
| IC6 | MAX1044 | MAX1044 | ||
| Potentiometers 2 | ||||
| FILTER RANGE | B100k | B100k | Potentiometer | |
| SPEED | B1M | B1M | Potentiometer | |