K-2 Electronics

3990 Varsity Drive, Ann Arbor, MI 48104

Name	Description	Computers
Kradle K-2 Electronics	The Kradle was a keyboard and enclosure upgrade for the ZX-81 and TS 1000. It had 50 calculator-style keys (including a full-size space bar and two shift keys), 64K of RAM and circuitry to improve tape load/save. The Kradle allowed users to copy the ROM to RAM and then turn the ROM off. Unlike some	Timex/Sinclair 1000
Kradle Communicator K-2 Electronics	An add-in expander for the Kradle, providing RS232 and printer/output ports, communication to modem or remote computer plus standard parallel output (8 bit) port with handshaking, hardware UART, software BAUD select, vectored interrupt capability. Requires no memory space; I/O mapped.	Timex/Sinclair 1000
Kradle Manipulator K-2 Electronics	Parallel digital input/output (16 lines) expansion option for Kradle. Adaptable to parallel printer port.	Timex/Sinclair 1000

Title	Description	Computers
Kradle User Manual	KRADLE eliminates the major deficiencies of your Timex / Sinclair computer with a full-sized 50 key keyboard, 64K bytes of RAM, a cassette read enhancer, a joystick interface, and other good things in a compact metal case that also holds your fully assembled computer. KRADLE installs easily and requires no computer disassembly. Its low-power design	Timex/Sinclair 1000