125B · 10 knobs
Dimehead
Based on the Randall x2 Warhead
- Category
- Distortion· Overdrive
- Controls
- Bass · Density · Gain · Master · Mid · Mid-Freq · Presence · Treble · Freq · Preamp
- Difficulty
- Advanced
- Price
- €11.90out of stock
Heads up Builders widely report inconsistent quality from PCB Guitar Mania boards, and whether a given board works is a gamble. Read recent forum reports before ordering.
From the vendor
Project overview
Dimehead preamp features the famous and hard-to-find Randall Warhead x2 Amp in a box. This awesome-sounding high-gain head makes Dimebag Darrell’s those guitar tones iconic in Pantera.
Introduction
Dimehead is a face melter. This beast of a preamp is all about delivering bone-crushing tones that’ll shake the earth beneath your feet.
Designed to meet the demands of metal legends by replicating the Warhead X2 that combines the legendary Randall sounding but with modern-day features, including an extra hi-gain stage.
With its straightforward controls, this pedal keeps things intuitively simple to use while still offering a ton of flexibility for shaping your sound. Whether you’re after classic rock vibes or mind-blowing extremes, the mix of active and passive EQ controls has got you covered. If you’re a serious hi-gain guitarist on the hunt for the ultimate tone, don’t waste another second – grab this bad boy and brace yourself for an epic ride!
Controls
Potentiometers
• Bass
• Density
• Gain
• Master
• Mif
• Mif-freq
• Presence
• Treble
Switches
• Diode
For any technical questions regarding this build don’t forget to check out our Facebook Group and our forum at Free Stomp Boxes.
Dimehead – Building Docs
Dimehead – Drilling template
Schematic
The schematic is in the vendor's build document, page 6. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 99 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 37 | ||||
| R37 | 150k | 150k | ||
| R38 | 10k | 10k | ||
| R1 | 4m7 | 0.0047 | ||
| R39 | 10k | 10k | ||
| R2 | 1m | 1M | ||
| R40 | 4k7 | 4.7k | ||
| R3 | 2k2 | 2.2k | ||
| R4 | 1k | 1k | ||
| R5 | 15k | 15k | ||
| R6 | 10k | 10k | ||
| R7 | 150k | 150k | ||
| R8 | 220k | 220k | ||
| R9 | 2k2 | 2.2k | ||
| R10 | 2k2 | 2.2k | ||
| R11 | 2k2 | 2.2k | ||
| R12 | 2k2 | 2.2k | ||
| R13 | 4k7 | 4.7k | ||
| R14 | 10k | 10k | ||
| R15 | 10k | 10k | ||
| R16 | 220k | 220k | ||
| R19 | 4k7 | 4.7k | ||
| R20 | 2k2 | 2.2k | ||
| R21 | 47k | 47k | ||
| R22 | 47k | 47k | ||
| R24 | 10k | 10k | ||
| R25 | 22k | 22k | ||
| R26 | 4k7 | 4.7k | ||
| R27 | 10k | 10k | ||
| R28 | 10r | 10 | ||
| R29 | 2k2 | 2.2k | ||
| R30 | 10k | 10k | ||
| R31 | 1k | 1k | ||
| R32 | 5k6 | 5.6k | ||
| R33 | 2k2 | 2.2k | ||
| R34 | 10k | 10k | ||
| R35 | 10k | 10k | ||
| R36 | 1k | 1k | ||
| Capacitors 33 | ||||
| C1 | 10n | 10n | ||
| C2 | 47p | 47p | ||
| C3 | 2n2 | 2.2n | ||
| C5 | 4n7 | 4.7n | ||
| C6 | 1n | 1n | ||
| C7 | 10n | 10n | ||
| C8 | 51p | 51p | ||
| C10 | 1u | 1u | ||
| C11 | 51p | 51p | ||
| C13 | 1u | 1u | ||
| C14 | 220n | 220n | ||
| C15 | 220n | 220n | ||
| C16 | 470p | 470p | ||
| C17 | 470pf | 470p | ||
| C20 | 33n | 33n | ||
| C21 | 47p | 47p | ||
| C22 | 100n | 100n | ||
| C23 | 10n | 10n | ||
| C24 | 47p | 47p | ||
| C26 | 10n | 10n | ||
| C27 | 47p | 47p | ||
| C28 | 22n | 22n | ||
| C4 | 100u | 100u | ||
| C9 | 1u | 1u | ||
| C12 | 1u | 1u | ||
| C18 | 1u | 1u | ||
| C19 | 1u | 1u | ||
| C25 | 10u | 10u | ||
| C29 | 22u | 22u | ||
| C30 | 10u | 10u | ||
| C31 | 10u | 10u | ||
| C32 | 10u | 10u | ||
| C33 | 47u | 47u | ||
| Diodes 10 | ||||
| D1 | 1n4148 | 1N4148 | ||
| D2 | 1n4148 | 1N4148 | ||
| D3 | 1n5817 | 1N5817 | ||
| D4 | 3mm | 3MM | ||
| D5 | 1n5817 | 1N5817 | ||
| D6 | 1n5817 | 1N5817 | ||
| D7 | 1n5817 | 1N5817 | ||
| D8 | 1n5817 | 1N5817 | ||
| D9 | ZENER | ZENER | ||
| D10 | ZENER | ZENER | ||
| Transistors 4 | ||||
| Q1 | J201 | J201 | ||
| Q2 | J201 | J201 | ||
| Q3 | J201 | J201 | ||
| Q4 | J201 | J201 | ||
| ICs 3 | ||||
| IC1 | TL074 | TL074 | ||
| IC2 | TL074 | TL074 | ||
| IC3 | MAX1044 | MAX1044 | ||
| Crystals 1 | ||||
| X2 | that | THAT | ||
| Potentiometers 10 | ||||
| BASS | 50KB | B50k | Potentiometer | |
| DENSITY | 50KB | B50k | Potentiometer | |
| GAIN | 100KA | A100k | Potentiometer | |
| MASTER | 1MA | A1M | Potentiometer | |
| MID | 50KB | B50k | Potentiometer | |
| MID-FREQ | 100KB | B100k | Potentiometer | |
| PRESENCE | 50KB | B50k | Potentiometer | |
| TREBLE | 50KB | B50k | Potentiometer | |
| FREQ | 100K | 100k | Potentiometer | |
| PREAMP | 50K | 50k | Potentiometer | |
| Jacks & sockets 1 | ||||
| J201 | Q1 | Q1 | ||