Novus 650 Mathbox

Serial number 091939, made in Singapore
Accessories Manual: The Novus 650/950 Calculator (various languages)

Booklet: Trouble-shooting Tips (various languages)

Original cardboard box
Condition Cosmetically mint. Keys are bouncing quite a bit.
Repairs, Comments
Acquired 1.12.2003

Serial number 095255, made in Malaysia
Accessories None
Condition Excellent!
Repairs, Comments
Acquired 16.2.2004

Serial number 015644, made in Malaysia
Accessories None
Condition Average. There are scratches on the red display cover and next to the "M" of the Mathbox label.
Repairs, Comments Different from the above unit the face plate is of shiny copper.
Acquired 8.3.2004
Type, Precision, Input mode Simple, 6 BCD digits, no exponent, Reverse Polish Notation
Programmable No
Memory None
Display 7 digit 7 segment red LED
National Semiconductor MM5736N
Special features No fractional digits! Decimal point hard coded to give two fractional digits. Combined "+" and "Enter" key. Two-level stack (see Minuteman, NS600, Sinclair Scientific). Instructions printed on the back.
Original Pricing, Production 1976, approx. 165 French Francs
Batteries 9V block battery or external 9V DC off-the-shelf powr supply.
Dimensions Length 12.7cm, Width 6.7cm, Height 2.4cm
Links VintageCalculators
Manual (PDF, English, 6 pages)
Newspaper Ad (French)
Tips (scanned PDF, 7 pages, English, French, German, Spanish, Portugese)
Vintage Electronic Calculator Manuals.
Comment In addition to the above three versions there apparently was ine with a black case, black keys, a bright copper face plate, labelled only "Novus 650".
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