Comparator Board for VGA4CPC {Brett} Converter
BrettHallen·Amstrad-CPC·VGA4CPC_Brett/Comparator_Board/Comparator_Board.kicad_pcb
About the Comparator Board for VGA4CPC {Brett} Converter
Comparator Board for VGA4CPC {Brett} Converter is an open source PCB design by BrettHallen, published on GitHub. It is a 2-layer board measuring 35 × 20 mm, with 18 components from 7 distinct parts.
Other key parts include the TLV3202AID. By type, the board carries 9 capacitors, 4 resistors, 3 ICs and 2 connectors.
From the project
Amstrad CPC related projects
This HTML page will: - Check each line as you type it in - Colourise/capitalise keywords - Highlights missing GOTO/GOSUB targets - Save/load BAS file for resuming where you left off
Of course you would need to de-solder the original ROM and install this, but you wouldn't need to worry about cutting the PCB and wiring up pin 1, and you can just reinstall the original ROM.

Main components on the Comparator Board for VGA4CPC {Brett} Converter
Comparator Board for VGA4CPC {Brett} Converter bill of materials (BOM)
18 components, 7 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | TLV3202AID TLV3232 | VSSOP-8_3x3mm_P0.65mm | U1, U2, U3 |
| 1 | INPUT | PinHeader_1x05_P2.54mm_Vertical | J1 |
| 1 | OUTPUT | PinHeader_1x06_P2.54mm_Vertical | J2 |
| 9 | 100NF 100nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2, C3, C4, C5, C6, C7, C8 +1 |
| 2 | 18K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R3 |
| 1 | 3.3K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2 |
| 1 | 1K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
Comparator Board for VGA4CPC {Brett} Converter design files
The KiCad project lives in the BrettHallen/Amstrad-CPC repository on GitHub; these links point at the commit this page was built from.
Comparator Board for VGA4CPC {Brett} Converter: common questions
How big is the Comparator Board for VGA4CPC {Brett} Converter?
The Comparator Board for VGA4CPC {Brett} Converter measures 35 × 20 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Comparator Board for VGA4CPC {Brett} Converter?
18 components, from 7 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Comparator Board for VGA4CPC {Brett} Converter design files?
From the BrettHallen/Amstrad-CPC repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Comparator Board for VGA4CPC {Brett} Converter design in my own project?
The repository has no license, so all rights stay with BrettHallen. Use it as a reference, and ask the author before reusing the design.
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