Busicom Model 811 DB Calculator

 Home > Browse Our Collection > Calculators > Electronic Calculators > Busicom Model 811 DB Calculator
 

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.

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


Click on the Image(s) For Detail


Help support the museum by buying from the museum shop

View all items

Founding Sponsors
redgate Google ARM Real VNC Microsoft Research
Heritage Lottery Funded
Heritage Lottery Fund
Accredited Museum