It ain't cheap, but if you're desperate for one, here it is.
https://www.ebay.co.uk/itm/325587473525
Disclaimer: It's not my listing, so I can't vouch for the seller or item.
ZX80 original PSU on eBay (not me)
- Flatulentia
- Posts: 93
- Joined: Sun May 14, 2023 3:58 pm
- Location: Cambridgeshire, UK
ZX80 original PSU on eBay (not me)
ZX81 with ZiLOG Z84 CMOS Z80, 32KB battery-backed Toshiba 55257 SRAM with charge status LED, Wilf's "Why Wait?" mod and switch-mode 5V regulator. 50/60Hz mode switch, composite video output with Zigg's back porch mod and 1080p60 HDMI output.