Hardware for the Sinclair QL

Keyboard

Name	Description	Computers
Keytops for QL Sinclair Research Ltd.	Use to replace broken or missing key or whole set. Not available directly from Sinclair; this was available from third-party vendors.	Sinclair QL
QL keyboard membrane Mechanical Affinity		Sinclair QL

Miscellaneous

Name	Description	Computers
Internal battery backed clock for QL Mechanical Affinity	Uses lithium battery, good for far longer than ordinary batteries. Plugs in to 8049 socket, and 8049 is installed in it.	Sinclair QL
QL case Sinclair Research Ltd.	Contains keys and bare motherboard. Not available directly from Sinclair; this was available from third-party vendors.	Sinclair QL

Power

Name	Description	Computers
QL Power Supply Sinclair Research Ltd.	Replacement power supply. Not available directly from Sinclair; this was available from third-party vendors.	Sinclair QL

RAM

Name	Description	Computers
MZ512K Matthew Zenkar	512K RAM expansion for the Sinclair QL featuring no wait-state memory and full through port.	Sinclair QL

ROM

Name	Description	Computers
QL Internal ROM Board Mechanical Affinity	Allows you to put your favorite ROM version (JM , JS, JSU, MGUS, MGUK , etc.) on an EPROM. This will lower power consumption by the QL by about 20% & drop the internal heat by close to 50 degrees Fahrenheit.	Sinclair QL
Speedscreen Mechanical Affinity	ROM for ROMport.	Sinclair QL