The only limit is usually the cost of an EPROM programmer, but [Robson] has that covered now with his Arduino-based SNES EPROM programmer.

[Morten Overgaard Hansen] has a cheap EPROM programmer which he uses to program chips for retro gaming (among other things). He was surprised that although the device includes a 40-pin ZIF socket ...

This simple power supply unit was designed for use with the EPROM Programmer Mark 2. It is equally suitable for powering the EPROM Emulator.