The Casio 121-MR is a large desktop calculator from 1975. It measures about 120mm x 170mm x 32mm (w,h,d) and weighs 294g without batteries. Power comes from 4 AA batteries or an optional AC adapter. The case consists of different colored plastic sections – dark grey on the bottom, cream …
The Casio 103-MR is a large desktop calculator from the mid-1970s. It measures approximately 4 x 6 x 1 inches and weighs 8 ounces without batteries. Power comes from 4 AA batteries or an optional 6V AC adapter. The calculator has a two-tone plastic case, with a light beige base …
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 …
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 …
The Canon Palmtronic Multi 8 (MD-8) was an advanced calculator for its time, released in 1977. It featured a unique dual display system with an 8 digit upper display and 8 digit lower display. The upper display showed the full calculation as it was entered, while the lower display showed …
The Canon Palmtronic LD-82 calculator was first introduced in 1975 as one of Canon’s early handheld scientific calculators. Measuring just 71mm x 128mm x 22mm and weighing only 112g, the pocket-sized LD-82 featured a sleek, slimline design with a brushed aluminum keyboard surround and distinctive black plastic crocodile skin textured …
The Canon LD-8M2 is a basic handheld calculator from 1975. It measures 74mm x 130mm x 21mm and weighs 114g without batteries. The calculator is powered by two AA batteries or can be charged via an AC adapter that plugs into a socket on the top left side. The case …
The Canon Palmtronic F-71 is a scientific/statistical calculator from 1977. It measures 83mm x 150mm x 26mm and weighs 182g without batteries. Power comes from 4 AA batteries or an optional 6V AC adapter. The F-71 has a sleek black plastic case with an aluminum front panel. The 12-digit vacuum …
The Canon Palmtronic 8M is a handheld calculator introduced around 1976. This model has a brick-shaped plastic case measuring about 77mm x 142mm x 20mm and weighing 118g without batteries. The mottled black plastic case has rounded front edges and metallic gold and black labels. Inside, the main circuit board …
The Canon Palmtronic 8, also known as the LD-84, is a handheld calculator from the 1970s. It measures approximately 72mm x 130mm x 20mm and weighs 104g without batteries. The case is made of two-piece mottled black plastic with a metallic gold and black label displaying the Canon logo and …
