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Epson HX-20

1982 · laptop

Specifications

Cpu: 2x Hitachi 6301 CMOS 8-bit CPUs, 614 kHz (one runs BASIC, one handles keyboard, printer and cassette I/O)
Ram: max: 32 KB (factory-installed expansion only) · base: 16 KB
Ports: Built-in calculator-size dot-matrix printer · RS-232C serial port · Barcode reader port · Expansion bus connector
Battery: Built-in rechargeable NiCd pack, approx. 50 hours running BASIC
Display: Reflective LCD, 120x32 pixels (4 lines x 20 characters)
Storage: base: 16 KB ROM-resident BASIC, no internal disk drive · options: External cassette tape recorder · External 5.25" floppy drive via optional interface
Weight: 1.6 kg
Os Support: latest: EPSON BASIC (ROM-resident) · shipped: EPSON BASIC (ROM-resident)
Release Price: $795

Upgrade paths

RAM

32 KB (factory-installed expansion only) · RAM was soldered to the board; the 32 KB option had to be ordered from Epson rather than installed by the user.

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