Casio 101-MR

The Casio 101-MR is an early handheld calculator from 1974. With a wide and bulky design, it measures 116mm x 154mm x 37.5mm and weighs 312g without batteries. The case consists of a rear dark brown plastic section and a front beige glossy plastic cover. There is a black plastic …

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Casio 8U

The Casio 8U was an early calculator released by Casio Computer Co. in 1973. It bridged the gap between desktop and handheld calculators, with a large wedge-shaped plastic case measuring approximately 115mm x 180mm x 50mm. Despite its size, the 8U could be considered a transportable calculator rather than a …

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Casio CQ-1

The Casio CQ-1 is an early attempt by Casio to combine a digital clock with a basic four-function calculator in one device. Released in 1975-1977, it has a horizontal two-piece dark brown plastic case measuring approximately 143mm x 65mm x 23-30mm and weighing 124g without batteries. The CQ-1 is powered …

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Casio AL-8S

The Casio AL-8S is a handheld calculator from 1976. It measures 82mm x 140mm x 20mm and weighs 130g without batteries. The calculator is powered by two AA batteries or an optional AC adapter. The AL-8S has a slab-style plastic case in dark brown and white. The eight digit blue …

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Casio FX-702P

The Casio FX-702P calculator, or pocket computer as some call it, was manufactured from 1981 until 1984.  It uses 2 CR-2032 lithium batteries and has an interface for the FP-10 thermal printer and FA-2 compact cassette interface.  It has a single line, dot matrix, 20 digit, liquid crystal display and …

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