The Casio PB-770 was quite an impressive model given the release date. With a multi-line display and memory expansion options, this model was certainly a competitor to the Sharp offerings of the time.
Observations, Experiments, Discussions about Amateur Radio
The Casio PB-770 was quite an impressive model given the release date. With a multi-line display and memory expansion options, this model was certainly a competitor to the Sharp offerings of the time.