125B · 5 knobs
PedalPCB· PCB063
Betty Boost
Based on the Friedman Buxom Boost· 1 other board clones it
- Category
- Boost
- Controls
- Mid · Bass · Treble · Tight · Boost
- Price
- $12.00in stock
- Tags
- 125B
From the vendor
Controls
• Mid
• Bass
• Treble
• Tight
• Boost
• EQ / Bypass EQ (toggle switch)
Specifications
• Runs on standard 9VDC pedal power
• Designed for a 125B enclosure with top-mounted jacks
Documentation
Schematic
The schematic is in the vendor's build document, page 4. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 56 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 29 | ||||
| R1 | 1M | 1M | Resistor, 1/4W | |
| R2 | 470K | 470k | Resistor, 1/4W | |
| R3 | 10K | 10k | Resistor, 1/4W | |
| R4 | 100K | 100k | Resistor, 1/4W | |
| R5 | 47K | 47k | Resistor, 1/4W | |
| R6 | 10K | 10k | Resistor, 1/4W | |
| R7 | 2K2 | 2.2k | Resistor, 1/4W | * LED current limiting resistor |
| R8 | 100K | 100k | ||
| R9 | 47K | 47k | Film capacitor, 7.2 x 2.5mm | |
| R10 | 10K | 10k | Film capacitor, 7.2 x 2.5mm | |
| R11 | 4K7 | 4.7k | Film capacitor, 7.2 x 2.5mm | |
| R12 | 470R | 470 | Ceramic capacitor | |
| R13 | 100K | 100k | Electrolytic capacitor, 5mm | |
| R14 | 47K | 47k | Film capacitor, 7.2 x 2.5mm | |
| R15 | 2K2 | 2.2k | Electrolytic capacitor, 5mm | |
| R16 | 2K2 | 2.2k | Film capacitor, 7.2 x 2.5mm | |
| R17 | 10K | 10k | ||
| R18 | 47K | 47k | Schottky diode, DO-41 | |
| R19 | 33K | 33k | ||
| R20 | 33K | 33k | BJT transistor, NPN TO-92 | |
| R21 | 2K2 | 2.2k | BJT transistor, NPN TO-92 | |
| R22 | 2K2 | 2.2k | ||
| R23 | 22K | 22k | 16mm right-angle PCB mount pot | |
| R24 | 100K | 100k | 16mm right-angle PCB mount pot | |
| R25 | 2K2 | 2.2k | ||
| R35 | 100K | 100k | ||
| R36 | 2K2 | 2.2k | ||
| R37 | 100K | 100k | ||
| R100 | 4K7 | 4.7k | ||
| Capacitors 16 | ||||
| C1 | 22n | 22n | Film capacitor, 7.2 x 2.5mm | |
| C2 | 120p | 120p | Ceramic capacitor | |
| C3 | 22n | 22n | Film capacitor, 7.2 x 2.5mm | |
| C4 | 120p | 120p | Ceramic capacitor | |
| C5 | 220n | 220n | Film capacitor, 7.2 x 5.0mm | |
| C6 | 4n7 | 4.7n | Film capacitor, 7.2 x 2.5mm | |
| C7 | 1n | 1n | Film capacitor, 7.2 x 2.5mm | |
| C8 | 22n | 22n | Film capacitor, 7.2 x 2.5mm | |
| C9 | 220n | 220n | Film capacitor, 7.2 x 5.0mm | |
| C10 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C11 | 2n2 | 2.2n | Film capacitor, 7.2 x 2.5mm | |
| C12 | 470n | 470n | Film capacitor, 7.2 x 5.0mm | |
| C25 | 470n | 470n | Film capacitor, 7.2 x 5.0mm | |
| C100 | 100u | 100u | Electrolytic capacitor, 5mm | |
| C101 | 10u | 10u | Electrolytic capacitor, 5mm | |
| C102 | 47u | 47u | Electrolytic capacitor, 5mm | |
| Diodes 1 | ||||
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| ICs 4 | ||||
| IC1 | TL072 | TL072 | Dual op-amp, DIP8 | |
| IC2 | TL072 | TL072 | Dual op-amp, DIP8 | |
| IC3 | TL072 | TL072 | Dual op-amp, DIP8 | |
| IC100 | TC1044SCPA | TC1044SCPA | Charge pump IC, DIP8 | |
| Potentiometers 5 | ||||
| TREBLE | B100K | B100k | 16mm right-angle PCB mount pot | |
| BASS | C100K | C100k | 16mm right-angle PCB mount pot | |
| MID | C100K | C100k | 16mm right-angle PCB mount pot | |
| BOOST | C100K | C100k | 16mm right-angle PCB mount pot | |
| TIGHT | C100K | C100k | 16mm right-angle PCB mount pot | |
| Switches 1 | ||||
| EQ | SPDT | SPDT | Toggle switch, SPDT | 2-position (ON/ON) |
Other boards based on the Friedman Buxom Boost
- Freeman Boost PCB Guitar Mania · 125B · €9.90