|Type, Precision, Input mode
||Scientific, 8 BCD digits, exponent ±99,
||1 register, not permanent
||12 digits 7 segment green LED, shared with sign
|CPU uPD952C (NEC)
|Original Pricing, Production
||Approx. 1976, made in Japan for the MBO Schmidt
& Niederleitner GmbH & Co. KG, München 70, W-Germany
||2xAA or external DC 3V off-the-shelf power supply
||Length 15.9cm, Width 8.8cm, Height 2.8cm
Garantieschein MBO-Monarch cx 50 Eletronischer Taschenrechner (PDF,
German, 50 pages, undated, own scan)
||This one has a really cool design! Similar to
Packard calculators the keys have a very distinct click and the making
to be of high quality and very durable.
Apparently this was also sold as the "Atlas R2000".