Posted by boyo on Jun 8, 2012 13:13 (346 days ago)
Check out this ultmate ZX Spectrum. The things this guy has changed to the base 48K model are as follows:
* Upper RAM replaced by SRAM Cmos. * Video RAM 4116 replaced by 4164, byebye +12 and -5. * Z80 replaced by Z80Cmos. * 7805 regulator system replaced, byebye hotter and disipation system. * Added charger battery system. You can play and charge at same time. * Added reset buttom. * Added red "terminator" led operation. * Added copper ULA disipator. * Added 7" tft color monitor.