Novus 4515 Mathematician P.R.

Serial number 1021611, made in USA
Accessories Pouch

220V AC power supply

Manual: Novus 4515 Mathematician P.R. Operations Guide (English, 24 pages)

Manual: Novus 4515 Mathematician P.R. Gebrauchsanleitung (German, 24 pages)

Quick reference card: A Recap of Programming Tips

Quick reference card: Novus Mathematician

Purchase receipt, dated 4.7.1977, location: Kaufhof Düsseldorf

Original cardboard box with a price tag of DM 59.99 (approx. 30 Euro)
Condition Excellent. The silver lining around the display has faded a bit. One rubber foot missing on the back.
Repairs, Comments
Acquired 31.1.2004
Type, Precision, Input mode Scientific, 8 BCD digits, no exponent, Reverse Polish Notation
Programmable Yes, keystrokes
Performance Index
Memory 102 program steps, 1 summation register, not permanent.
Display 8 digit 7 segment red LED
Special features 3-level stack. Although there is a complete set of math functions the unit lacks the exponential display format!!
Original Pricing, Production Approx. 30 Euro in 1977. Manufactured by Novus, Sunnyvale, California, USA.
DM 298 in 1976 (information thanks to Kurt Pribil).
Batteries Built-in accu pack or external off-the-shelf DC 4.5V power supply, plus on center.
Dimensions Length 15.5cm, Width 7.6cm, Height 2.8cm
Links Manual (English, 24 pages)
Vintage Electronic Calculator Manuals.
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