| Type, Precision, Input mode |
Scientific, 8 BCD digits, exponent ±99,
Algebraic |
| Programmable |
No |
| Memory |
1 register, not permanent |
| Display |
12 digits 7 segment green LED, shared with sign |
Hardware
|
CPU uPD952C (NEC) |
| Special features |
|
| Original Pricing, Production |
Approx. 1976, made in Japan for the MBO Schmidt
& Niederleitner GmbH & Co. KG, München 70, W-Germany
|
| Batteries |
2xAA or external DC 3V off-the-shelf power supply |
| Dimensions |
Length 15.9cm, Width 8.8cm, Height 2.8cm |
Links
|
Bedienungsableitung und
Garantieschein MBO-Monarch cx 50 Eletronischer Taschenrechner (PDF,
German, 50 pages, undated, own scan)
|
| Comment |
This one has a really cool design! Similar to
the Hewlett
Packard calculators the keys have a very distinct click and the making
seems
to be of high quality and very durable.
Apparently this was also sold as the "Atlas R2000". |
