Sinclair ZX80 / ZX81 / Z88 Forums

... recommend keeping the SD Card, picozx81 uses meta data stored on the card to configure to the right set-up for a given program. The popularity of ZXPand shows that people like to load programs without a multi-minute wait! If you would like to design a pico board with composite output and the connectors ...

They appear to be from the same part of the world as the authorised product and the description and pictures of the issue 5.3s are taken from that same authorised site (SixBits) so the seller may be one and the same although they are priced slightly higher on this new site than on Sell My Retro, whi...

Don't know if these are authorized or not but a couple available looks like at a cheap price.

https://www.tindie.com/products/easypcb ... escription

... on which parts were used to manufacture it). So a power adapter / PSU with a rating of 1.5A is fine :-) A second question, I recently acquired a ZXPAND+ ZX81 Timex 1000 SD card interface device. Can a standard TS-1000 power supply drive this unit in addition to the computer without any issues? ...

Should be fine on both counts I think, but for sure the standard power is enough to also drive the ZXPAND.

... - but I will need to verify), can I use it as a power supply for a TS-1000 or is the 1.5A too much? A second question, I recently acquired a ZXPAND+ ZX81 Timex 1000 SD card interface device. Can a standard TS-1000 power supply drive this unit in addition to the computer without any issues? ...

... of the menu was unavoidable as the letters concerned also made up the snake but shouldn't be a problem. For Eighty One. All three files in the ZXpand folder, set the menu to CHR$ 128. For SZ-81. (Zxpand version) Put the files as above, set for UDG in the menu. UDG4ZXpand board owners, set for ...

... and maybe some primitive Z80 code. Just to get a better understanding of the machine. Right now, it's just a black box for me. Maybe I pick up a ZXPand+ when it becomes available again. Though a regular 16K expansion and a CasDuino/TSXDuino kind of device for tape simulation will also do the ...

Yep works on real zeddy and ZXpand, what I imagine are the stars in the background turn into lines as it runs so not sure if that is normal or not, otherwise yes great stuff. Yes, my apologies for that. The trouble seems to be caused by ...

... of the mains cable for the PSU and the mains plug. In terms of expansions / interfaces or upgrades, that depends on what you want to do. The ZXpand+ may still be available. The original creator no longer makes them, but he has authorised someone else to produce them. They are available in ...