Pity the poor TTL computer aficionado. It’s an obsession, really — using discrete logic chips to scratch-build a computer that would probably compare unfavorably to an 80s era 8-bit machine in terms ...

To demonstrate the functionality of an 8-bit computer processor at a very basic level, [Mazen Gomaa] assembled a Homemade 8-Bit Educational Computer using common CMOS logic chips, a handful of ...

Here’s the most amazing 8-bit DIY computer implemented using a bunch of simple logic chips — along with a cornucopia of flashing LEDs — mounted on a cluster of breadboards. I stand in awe. As I’ve ...