Name: Kappa Keyboard more
Manufacturer: Kappa Keyboards
Price: £48.00
Blurb: Replaces the top of your Spectrum with a better keyboard.
Source: Your Spectrum issue 8

Name: Kappa Keyboard Interface more
Manufacturer: Kappa Keyboards
Price: £14.00
Blurb: Interface that allowed any 're-wireable' keyboard to be used on the Speccy.
Source: Steve Drain - the man behind Kappa (steve.drain@kappa.zetnet.co.uk.no.junk.mail)

Name: Kayde 32k Ram Pack more
Manufacturer: Kayde Electronic Services Ltd
Price: £35.95
Blurb: Plugs into rear port and gives full 48k.
Source: Sinclair User Aug 83

Name: Kayde Deluxe Keyboard more
Manufacturer: Kayde Electronic Services Ltd
Price: £45.00
Blurb: Computer fits inside. Full sized space bar.
Source: Sinclair User Aug 83

Name: Kayde Light Pen more
Manufacturer: Kayde Electronic Services Ltd
Price: £19.95
Blurb: Create pictures on your screen.
Source: Sinclair User Aug 83

Name: Kayde Sound Module more
Manufacturer: Kayde Electronic Services Ltd
Price: £9.95
Blurb: Fits inside your Spectrum and outputs the sound to your TV.
Source: Sinclair User Aug 83
Note: This is actually a rip-off of Compusound's Telesound 84.
See Sinclair User Aug 83 for details.

Name: Kayde Standard Keyboard more
Manufacturer: Kayde Electronic Services Ltd
Price: £30.00
Blurb: Full travel keys.
Source: Sinclair User Aug 83

Name: Kayde Super Plug-in Keyboard more
Manufacturer: Kayde Electronic Services Ltd
Price: £49.95
Blurb: Plugs into the user port.
Source: Sinclair User Aug 83

Name: Kelwood (almost) Wireless Workstation more
Manufacturer: Kelwood Computer Cases
Price: £49.00
Blurb: Mains On/Off switch. 4x13 amp sockets inside. All wires stow away. Carry handle. Accessories include: Powerbase (£11.00). Legs (£11.00)
Source: Sinclair User Oct 83

Name: Kelwood Backpack 1 more
Manufacturer: Kelwood Computer Cases
Price: £27.50
Blurb: Box that will acomodate your PSU and give you extra features. Save/Load switch and On/Off switch. Variable sound amplifier. 3 13amp sockets with neon lights for other equipment. Other configuartions of this were available like 'no sound' or 'no sockets', at slightly cheaper prices.
Source: ZX Computing Dec/Jan 84

Name: Kelwood K-Board more
Manufacturer: Kelwood Computer Cases
Price: £28.50
Blurb: Small keyboard that fits over the top of the original Spectrum case.
Source: Crash 7 (Aug 84)

Name: Kelwood Power Base more
Manufacturer: Kelwood Computer Cases
Price: £13.50
Blurb: On/Off switch. Load/Save switch. Angled case.
Source: Sinclair User Oct 83

Name: Kelwood Sound Base more
Manufacturer: Kelwood Computer Cases
Price: £19.95
Blurb: All features of the Kelwood Power Base but with built in variable sound amplifier.
Source: Sinclair User Oct 83

Name: Kempston Centronics Interface E more
Manufacturer: Kempston Micro Electronics Ltd
Price: £55.00
Blurb: Centronics printer interface for your Spectrum. Fully supports all standard print commands. Onboard EPROM holds all operating code.
Source: Sinclair User May 84

Name: Kempston Centronics Interface S more
Manufacturer: Kempston Micro Electronics Ltd
Price: £39.99
Blurb: Same as the Kempston Centronics Interface E but without the onboard EPROM, so all controls will have to be loaded before use.
Came with the Kempston Centronics Interface S tape.
Source: Sinclair User May 84

Name: Kempston Disc Interface more
Manufacturer: Kempston Micro Electronics Ltd
Price: £85.00
Blurb: Disc interface for the Speccy that allows 3, 3.5 or 5.25 drives to be used. (any compatible BBC drives). Software uses the Microdrive commands and also adds a few of its own, including a compressor that simply turns all numbers into there VAL equivilant.
Source: PCW - Nov 85
Note: The ROM image is available at Phil Kendall's The Spectrum ROMs Collection.

Name: Kempston Joystick interface more
Manufacturer: Kempston Micro Electronics Ltd
Price: £15.00
Blurb: Compatible with many games including AstroBlaster, Cyber Rats Frenzy, Pssst, JetPac, Slippery Sid and others. Conversion tapes available to convert games to run with this interface.
Source: Sinclair User Oct 83

Name: Kempston Mouse more
Manufacturer: Kempston Micro Electronics Ltd
Price: £69.95
Blurb: Two button mouse and interface.
Source: Your Sinclair Jun 86

Name: Kempston PPI Port more
Manufacturer: Kempston Micro Electronics Ltd
Price: £16.50
Blurb: 24 line programmable peripheral interface. 3 x 8bit ports. Port mapped using IN and OUT. I/O via 16pin DIL socket. I/O also via 28pin edge connector. Requires 2 slot board (£16.95)
Source: Sinclair User Dec 82

Name: Kempston Pro Joystick Interface more
Manufacturer: Kempston Micro Electronics Ltd
Price: £19.95
Blurb: 3 joystick ports that support Kempston, Cursor and Sinclair. Rom cartridge slot for ROM games.
Source: Your Spectrum issue 8

Name: Kempston Tri-State Joystick Interface more
Manufacturer: Kempston Micro Electronics Ltd
Price: £12.95
Blurb: ?? Possibly a joystick port that supports three type of stick.
Source: Your Sinclair Feb 87

Name: Keyboard Mouse more
Manufacturer: Individual Software
Price: 150 DM
Blurb: A device produced by Individual Software, which simulates a joystick and is plugged in a joystick interface.
Source: Beta Disk Users Club newsletter Issue 5 (1987)

Name: Keypanel Kits more
Manufacturer: Softeach Limited
Price: £3.95 (+p&p) (for 10)
Blurb: Put everything you need on the keyboard with a custom Keypanel Kit. At last, an end to keyboard fumble. A must for all multikey games.
Source: Sinclair User Oct 83

Name: Konix Liberator more
Manufacturer: Konix Computer Products
Price: £34.95
Blurb: 10 function interface. Oooo ! lets list em... Centronics port, RS232 port, Sound via TV, Slow motion, Video port, Joystick port, Reset button, Through port, Save/load switch and power indicator...
Source: Your Sinclair Feb 86

Name: Konix Preditor more
Manufacturer: Konix Computer Products
Price: £18.99
Blurb: Twin joystick port supporting all joystick types. Sound output to TV. Video (comp) port out.
Source: Your Sinclair Mar 86