Specifications for Burroughs C-3660

Manufacturer: Burroughs Corporation
Model Number: C-3660
Serial Number: C-019906-101
Date of Manufacture: Late-1971
Manufactured In: Japan
Original Price: $1,795
Weight: 17 3/4 Pounds
Size: 13 1/2" Wide, 16" Deep, 4 3/4" High
Power Requirement: 31 Watts, 120VAC 50/60Hz
Display Technology: Multiplexed NEC CD-80 Nixie Tubes, 1/2" Digits, RH Decimal Point, LH "Tick" indicators
Logic Technology: Rockwell LSI, 6 Chip Set: 10062 10063 10064 10065 10066 10328
NEC uPD1XX and uPD3XX PMOS Small Scale(SSI), some Texas Instruments SSI, and Toshiba Analog Operational Amplifiers
97 Total Integrated Circuit Devices
Digits of Capacity: 16
Decimal Modes: Selectable Floating or Fixed at 1, 2, 3, 4, 6, 7, or <=15
Arithmetic Logic: Arithmetic
Math Functions: Four Function w/Two-Key Square Root
Constant: Keyboard Switch [K] for multiply/divide
Memories: 10 accumulating memory registers with M+/M-
Programmable: Learn Mode, 144 Step Program Memory
Sankyo Seiki Magnetic Card Reader/Writer for Offline Program Storage
8 conditional and 6 unconditional branch operations
Solid State (volatile) Program/Memory Storage
Features: Truncate, Round Down/Up, Force Rounding
Three digit grouping by 'tick' indicators
Notes: Burroughs' version of the Sharp Compet 363P

Sincere thanks to Mr. Tom Roughton for Donation of this calculator and associated materials to the museum.

Literature: Burroughs C-3660 Product Flyer [4 Pages] [72K]

Previous Machine: Sharp Compet 363P
Next Machine: Sony Sobax 2550

Related Machines: Sharp Compet 363P
Burroughs C-3350

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