Sinclair ZX Spectrum 16/48k

📄 Capacitors (Sinclair ZX Spectrum 16/48k)

zx spectrum 16k 48k capacitors recap

Schematics (Sinclair ZX Spectrum 16/48k)

Below are several schematics for the various ZX Spectrum 16/48k models. 📎 Download 📎 ZX Spectrum 16-48k Issue 2.pdf (f...

Model Versions (Sinclair ZX Spectrum 16/48k)

A great resource for the Spectrum versions and images is https://spectrumforeveryone.com/technical/zx-spectrum-models/ ...

Power Circuit (Sinclair ZX Spectrum 16/48k)

The ZX Spectrum 16/48k accepts 9V DC positive outer (inverted) power supply. The 9V goes to parts of the system. Expecte...

ULA (Sinclair ZX Spectrum 16/48k)

The starting point of the system is the ULA chip. If this chip is bad , you will get zero activity on the oscillo...

Z80 CPU (Sinclair ZX Spectrum 16/48k)

After the ULA is checked and you are seeing something on screen (even it if is messed up), the next thing to confirm i...