

Simple 8-bit HD IF for Spectrum +3 v1.0
- Size
- 80 × 100 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 11
- Nets
- 74
- Pads
- 118
- Tracks, vias
- 189, 26
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 9 Feb 2025
- Updated
- 9 Feb 2025
Overview
Simple 8-bit HD IF for Spectrum +3 v1.0 is an open-source printed circuit board by lostretrotapes, from the lostretrotapes/Simple-8-Bit-IDE-Interface-for-Spectrum-3e repository on GitHub. It is a 2-layer board of 80 × 100 mm with 11 parts on 74 nets, routed with 189 tracks and 26 vias.
It is built around the 74LS10PC and BC327. Its parts include 2 connectors, 1 resistor, 1 IC and 1 transistor. It belongs with the retro computing and games boards of this library.
Main components
2README
README.mdSimple-8-Bit-IDE-Interface-for-Spectrum-3e
Parts
11| Qty | Value | Footprint | References |
|---|---|---|---|
| 1 | 100K | Resistors_THT:R_Axial_DIN0309_L9.0mm_D3.2mm_P15.24mm_Horizontal | R1 |
| 1 | 74LS10 | Housings_DIP:DIP-14_W7.62mm_LongPads | U1 |
| 1 | BC327 | TO_SOT_Packages_THT:TO-92_Inline_Narrow_Oval | Q1 |
| 1 | CONN_20X2 | G0TDJ:Header-2X20 | P2 |
| 1 | KiCad Logo | G0TDJ:KiCad-Logo_Copper_11mmx5mm | G*** |
| 1 | LOGO | G0TDJ:projectavr_logo_nostrap_SILK_40mm | G*** |
| 1 | SPECTRUM_EDGE-28x2 | G0TDJ:Spectrum_Edge_Connector | P1 |
The 7 most common of 11 parts.
Similar boards
- 2 layers299.2 × 180 mm

- 2 layers84.3 × 56.6 mm

HDC
spodula/Spec-IDE-Interface
Buffered and Unbuffered 8 bit IDE interfaces for the zx Spectrum.
19 parts1 - 2 layers

- 2 layers49.6 × 78.3 mm

Odyssey
jotego/jtcores
FPGA cores compatible with multiple arcade game machines and KiCAD schematics of arcade games. Working on MiSTer FPGA/Analogue Pocket
24 parts346GPL-3.0 - 2 layers365.1 × 203.2 mm

DIAG
Nakazoto/CenturionComputer
This is just a simple backup of all the files related to the Centurion that I have stored on my HD. The Wiki itself has far more in-depth information about the Centurion and it's individual cards.
150 parts172 - 2 layers304.8 × 165.1 mm

Comix-35
schlae/comix-35
The COMIX-35 is an improved clone of the COMX-35 1802 home computer
173 parts138 - 2 layers123.2 × 77.5 mm

- 2 layers254 × 134.6 mm

Questions
How big is the Simple 8-bit HD IF for Spectrum +3 v1.0 PCB?
It measures 80 × 100 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Simple 8-bit HD IF for Spectrum +3 v1.0 use?
11 parts, built around the 74LS10PC and BC327. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Simple 8-bit HD IF for Spectrum +3 v1.0 KiCad files?
From the lostretrotapes/Simple-8-Bit-IDE-Interface-for-Spectrum-3e repository on GitHub, at the commit this page was made from: the board is Simple 8-bit HD IF for Spectrum +3 v1.0.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Simple 8-bit HD IF for Spectrum +3 v1.0 design in my own project?
Its repository states no licence, so its author keeps all rights: ask lostretrotapes before reusing the design.