Sharp Elsi Mate Calculator EL-620 Review

This vintage 1980 Sharp EL-620 Elsi Mate talking calculator speaks the numbers and math operations quite clearly for the times. Not only did it help springboard electronic speech into consumer home markets, but also ushered in the now-common LCD display.   While the EL-620 does not offer many scientific functions (SIN, COS, TAN, et al), this … Continue reading Sharp Elsi Mate Calculator EL-620 Review