Casio PB-300

Year: 1983 Initial Price: Unknown   CPU HD61913 CMOS VLSI SPEED 455 kHz, ceramic resonator used as system clock RAM 2 KB (1568 bytes for BASIC) ROM 12 KB SIZE / WEIGHT 173 (W) x 90 (D) x 20 (H) mm / 258 g (with batteries) I/O PORTS 12-pin expansion port for cassette interface POWER…

Texas Instruments Compact Computer 40

Initial year: 1983 Initial Price: $249.95   The Texas Instruments Compact Computer 40 or CC-40 is a battery-operated portable computer that was manufactured and released by Texas Instruments in March 1983. Priced at US$249, it weighs 600 grams (22 ounces) and can be powered by four AA batteries or an AC adapter. It was intended as a portable business computer, and uses TI’s TMS70C20 CPU,…

Sharp PC-1500 – Japanese version (1981)

YEAR: 1981 Initial Price: Unknown The Sharp PC-1500 was a pocket computer produced by Sharp during 1981-1985. A rebadged version was also sold as the TRS-80 Pocket Computer PC-2. The whole computer was designed around the LH5801, an 8-bit CPU similar to the Zilog Z80, but all laid-out in power-saving CMOS circuits. Equipped with 2KB…