Binary Clock (SPECIAL DEAL)

This clock will be lots of fun and it is beautiful. Comes with wood-grained plastic cabinet including transformer. Exciting to build and use. Astound your friends by reading the time in binary numbers just like used in computer circuitry. It includes 10 TTL Integrate Circuits, power supply with voltage regulator and uses binary coding system. It is AC Operated and comes with 80 page instruction manual. This comprehensive advanced project contains a series of digital logic experiences covering Transistor-Transistor Logic (TTL) and the binary numbering system. Binary counters, AND, OR and NAND gates are discussed in detail. Areas of electronics theory include pulse shaping, transistors, rectification and transformers. Comes with very thorough manual for theory and construction.