1590B · 3 knobs
Small Tube Box
Based on the Beavis Audio Tube Cricket
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- Category
- Preamp / Amp-in-a-box
- Price
- $7.00in stock
From the vendor
The Tube Cricket is a stompbox format guitar amp using one 12AU7/ECC82 tube in the preamp section and a JRC386 chip in the power amp section. Controls: volume, gain and tone. Power supply: regulated mains adapter 12 VDC (load current of 0.5 A or more). The dimensions of the PCB 50 x 87 mm. Enclosure type: Hammond 1590B.
Schematic
The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 21 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 7 | ||||
| ×1 | 10 | 10 | Metal film resistor 0.6W 10 Ohm | |
| ×2 | 220 | 220 | Metal film resistor 1/4W 220 Ohm | |
| ×2 | 4k7 | 4.7k | Metal film resistor 1/4W 4k7 | |
| ×1 | 56k | 56k | Metal film resistor 1/4W 56k | |
| ×1 | 68k | 68k | Metal film resistor 1/4W 68k | |
| ×1 | 100k | 100k | Metal film resistor 1/4W 100k | |
| ×3 | 1M | 1M | Metal film resistor 1/4W 1M | |
| Capacitors 4 | ||||
| ×2 | 4n7 | 4.7n | Film capacitor (R=5mm) 4n7 63V | Film capacitor |
| ×1 | 10n | 10n | Film capacitor (R=5mm) 10n 63V | Film capacitor |
| ×3 | 47n | 47n | Film capacitor (R=5mm) 47n 63V | Film capacitor |
| ×1 | 100n | 100n | Film capacitor (R=5mm) 100n 63V | Film capacitor |
| Diodes 1 | ||||
| ×1 | 1N4007 | 1N4007 | Diode 1N4007 | |
| ICs 1 | ||||
| ×1 | JRC386 | JRC386 | IC JRC386 | NJM386, LM386 |
| Potentiometers 3 | ||||
| ×1 | B1k | B1k | Potentiometer Alpha RV16AF-20-15k-B1k | |
| ×1 | A100k | A100k | Potentiometer Alpha RV16AF-20-15k-A100k | |
| ×1 | B100k | B100k | Potentiometer Alpha RV16AF-20-15k-B100k | |
| Trimmers 1 | ||||
| ×2 | 100k | 100k | Trimmer potentiometer type 3296W 100k | |
| LEDs 1 | ||||
| ×1 | Blue bright (ultra bright) 3mm LED | BLUE BRIGHT (ULTRA BRIGHT) 3MM LED | Blue bright (ultra bright) 3mm LED | |
| Other 3 | ||||
| ×1 | tube 12AU7/ECC82 | TUBE 12AU7/ECC82 | Vacuum tube 12AU7/ECC82 | |
| ×3 | Connector PLS-5R | CONNECTOR PLS-5R | Connector PLS-5R | DS1022-1x5R |
| ×2 | Mounting stand PCHSS-21 | MOUNTING STAND PCHSS-21 | Mounting stand PCHSS-21 | |