Specifications for Burroughs C-3660

Marketed By: Burroughs Corporation
Model Number: C-3660
Serial Number: C-019906-101
Introduction: 1971
Date of Manufacture: Late-1971
Manufactured In: Japan (Sharp)
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 ICs, some Texas Instruments SSI, and Toshiba Analog Operational Amplifiers(Mag Card Reader)
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 Program Save/Load
8 conditional and 6 unconditional branch operations
IC-based 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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