RigPix logo

Vintage computers logo


Back to main

Back to Vintage computers

Next computer


Sinclair Research Ltd logo


Copyright logo


Last modified 2026-02-01

Valid HTML 4.01 Transitional

Sinclair MK14 (Microcomputer Kit 14)

A picture of Sinclair MK14 (Microcomputer Kit 14)

SPECIFICATIONS

GENERAL
Type:8-bit training computer
CPU:National Semiconductor SC/MP II (INS8060) @ 4.4 MHz
Operating system(s):ROM monitor
Memory:ROM: 512 KB
RAM: 128 bytes (Expandable to 640 bytes onboard and 2170 bytes external)
Power supply:8 VAC from external transformer. 5 VDC regulator onboard
Current drain / power consumption:? mA
Dimensions (W*H*D):? mm (?")
Weight:? g (? lb)




I/O
Keyboard:Integrated 20-key keyboard and reset switch
Graphics: Eight red LED digits (9 with a modification)
Optional video card supporting 32*16 characters or 64*64 pixels
Audio:No
Storage:Tape recorder
External I/O ports / connectors:
Expansion port:   ?-pin edge connector
Other:




MISCELLANEOUS
Manufactured:1977-197x (Discontinued)
Additional info: Initially, the company name was Science Of Cambridge.

New price 1977 in the UK: £39.95 + VAT
Related documents:
Modifications and fixes:
Notable "ham" software:
Reviews:
Some options / Accessories:
- -