Busicom Model 811 DB Calculator

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Information from Vintage Calculator web Museum:

Display is 8-digits, green vacuum fluorescent (VFD).

2x AA batteries.

4-function, %, memory, square root, square.

85 x 155 x 25 mm (3.3" x 6.1" x 1.0").

Made in Japan.

This calculator is from the time after the Japanese Busicom company went out of business. It was apparently made by another company and was badged Busicom by Broughton's of Bristol.

Our Model has the serial number 5601229.

Manufacturer: Teal
Date: 1975

Other Systems Related To Busicom Model 811 DB Calculator:

Item Manufacturer Date
Tealtronic SM-8 Calculator Teal 1973
Tealtronic LE-8 Calculator Teal 1975

This exhibit has a reference ID of CH48153. Please quote this reference ID in any communication with the Centre for Computing History.

 

Busicom Model 811 DB Calculator


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