Enclosure not stated · 5 knobs
Buzzefall - Laboga Mr Hector Amp EmulatorVerified
Based on the Buzzefall - Laboga Mr Hector Amp Emulator
- Category
- Preamp / Amp-in-a-box
- Build
- Vero· 22×22· 30 cuts, 12 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Amp Emulator, Distortion, Laboga, Pre Amp
From the post
Another high gain amp emulator, this time based on Laboga Mr Hector.
Schematic
This is a board layout, a drawing of where each part goes, and the post may link the schematic it was drawn from. Open the layout at Dirtbox Layouts. No KiCad fragment has been drawn for this circuit yet.
Parts list 44 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 2 values the reader of this layout was not sure of
- 24K x2 at columns 18-19, rows E-I: printed clearly, unusual value
- 43K x2 (column 6 rows G-J, column 14 rows Q-S): printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 16 | ||||
| ×1 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| ×2 | 220K | 220k | read from the layout by eye | |
| ×5 | 47K | 47k | read from the layout by eye | |
| ×2 | 43K | 43k | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| ×1 | 27K | 27k | read from the layout by eye | |
| ×2 | 10K | 10k | read from the layout by eye | |
| ×2 | 24K | 24k | read from the layout by eye | |
| ×1 | 68K | 68k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×3 | 56K | 56k | read from the layout by eye | |
| ×1 | 2K | 2k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 10Ω | 10 | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| Capacitors 11 | ||||
| ×2 | 100pF | 100p | read from the layout by eye | |
| ×3 | 470pF | 470p | read from the layout by eye | |
| ×2 | 1nF | 1n | read from the layout by eye | |
| ×1 | 1.5nF | 1.5n | read from the layout by eye | |
| ×1 | 2.2nF | 2.2n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×3 | 22nF | 22n | read from the layout by eye | |
| ×4 | 47nF | 47n | read from the layout by eye | |
| ×2 | 470nF | 470n | read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×4 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 3 | ||||
| D1 | 1N4148 | 1N4148 | read from the layout by eye | |
| D2 | 1N4148 | 1N4148 | read from the layout by eye | |
| D3 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 6 | ||||
| Q1 | KP303A | KP303A | JFET; KP303A / J201; read from the layout by eye | |
| Q2 | 2N7000 | 2N7000 | MOSFET; read from the layout by eye | |
| Q3 | KP303A | KP303A | JFET; KP303A / J201; read from the layout by eye | |
| Q4 | 2N7000 | 2N7000 | MOSFET; read from the layout by eye | |
| Q5 | KP303E | KP303E | JFET; KP303E / 2N5457/58; read from the layout by eye | |
| Q6 | KP303E | KP303E | JFET; KP303E / 2N5457/58; read from the layout by eye | |
| Potentiometers 5 | ||||
| Drive | A100K | A100k | Potentiometer | Try 250kA; read from the layout by eye |
| Treble | A250K | A250k | Potentiometer | read from the layout by eye |
| Mid | A25K | A25k | Potentiometer | read from the layout by eye |
| Bass | B1M | B1M | Potentiometer | read from the layout by eye |
| Volume | B1M | B1M | Potentiometer | read from the layout by eye |
| Trimmers 2 | ||||
| ×1 | 500K | 500k | read from the layout by eye | |
| ×1 | 50K | 50k | read from the layout by eye | |
| Switches 1 | ||||
| Switch | SPDT on/on | SPDT ON/ON | read from the layout by eye | |