minitron 841 red LED display

Display is 8 digits, red LED.

Scientific functions.

4.5v (3x AA batteries).

69 mm x 118 mm x 24 mm (2.8" x 4.7" x 1").

This is a version of the ANITA 841 manufactured in Yugoslavia (now Serbia) by Elektronska industrija-Niš.

The rear aluminium cover slides up to replace the batteries.

There is an operating manual for this machine in the Operating Manuals & Leaflets section.

Has the three-pin adaptor socket so it can be powered from the ANITA AC Adaptor while containing disposable, non-rechargeable, batteries.

minitron 841 green VFD display

Display is 8 digits, green VFD (Vacuum Fluorescent Display).

Scientific functions.

4.5v (3x AA batteries).

69 mm x 118 mm x 24 mm (2.8" x 4.7" x 1").

This is a version of the ANITA 841 manufactured in Yugoslavia (now Serbia) by Elektronska industrija-Niš.

The rear aluminium cover slides up to replace the batteries.

This is likely to be a later version than the red LED one.

There is an operating manual for this machine in the Operating Manuals & Leaflets section.

Has the three-pin adaptor socket so it can be powered from the ANITA AC Adaptor while containing disposable, non-rechargeable, batteries.

For comparison here is an ANITA 841.