MXT I/O Controller
From The Dragon Archive
The MTX I/O is a cartridge by Wessex Microcomputers that allows controlling 2 or 4 devices (depending on the model) via relays.
An ad on Dragon User Magazine issue 11, page 24 states the following:
Specially developed for the Dragon Users (Club)
To control your Central Heating, Alarm Systems, Train Set, Robot or
anything which requires accurate timed control of external devices.
- Simple-to-use Plug-in Cartridge with support.
- Up to 4 devices can be controlled at once.
- On-screen real-time Clock in Hrs. Mins. Secs,
- Easy to program in BASIC, with 7 New BASIC commands:
CLOCK, CLOCKSET, CLOCKCHK, SWITCHIN, SWITCHON, SWITCHOFF & MONITOR.
- Useful M/C. Monitor for your M/Cs programs.
- Comprehensive User Manual with examples.
MXT2 - With 2 Relays & 2 TTL/CMOS lines £39.95.
MXT4 - With 4 Relay Switches £45.95. Plus 90p p. & p.