+Exhibit     Museum     Wanted     Advertising     Articles     EMail  

Specifications for Monroe 620

Manufacturer: Monroe Division of Litton Business Systems
Model Number: 620
Serial Number: F024895
Date of Manufacture: Early 1972
Manufactured In: Japan by Canon as OEM for Monroe
Original Price: $445
Weight: 5 1/2 Pounds
Size: 10" Wide, 11 1/2" Deep, 3 1/2" High
Power Requirement: 6.5 Watts, 115VAC
Display Technology: Nixie Tube, 1/2" High Digits, Right-Hand Decimal Point
Logic Technology: Four Chip Texas Instruments Chip-set
TMC1733(Data), TMC1753(Timing/Control), TMC1754(Entry), TMC1807(Arithmetic)
Digits of Capacity: 13
Decimal Modes: Fixed, Rotary-Switch Selectable at 0 through 6 digits behind decimal
Arithmetic Logic: Arithmetic
Math Functions: Four Function
Constant: Yes, Multiply & Divide
Memories: 1, Accumulator-style w/+,- and recall/recall & clear
Other Features: Switch Selectable Truncate/Round-Off
Backspace key for single-digit correction

Previous Machine: Heathkit IC-2008A
Next Machine: Casio fx-1

Related Machines: Canon L121
Monroe 650
Canon L163
Canon 141
Monroe 920
Monroe 950
Monroe 990

Advertising: Cover of Monroe 620 Sales Brochure [77K]

Back to Exhibit
Back to Calculator List
Back to Manufacturer List

Copyright ©1997-2023, Rick Bensene.

All content on this site is not to be gathered, scraped, replicated, or accesed in any way for any use in populating machine learning or intelligence (Artificial Intelligence, a.k.a. AI) databases, language models, graphs, or other AI-related data structures. Such use is a violation of copyright law. Any such access will be reported to the Oregon Attorney General and prosecuted to the fullest extent the law allows.