This miniature waterproof transmitter works on 304MHz or 433MHz and is ceramic resonator stabilised for low frequency drift. The modulation is MOD24A format, and will work over a line of sight range of 50-100m. The transmitter is mounted in a watch case, with a nylon woven strap. Battery life is estimated to be at least 10 years with 2-3 activations a day. The system is self-testing when used with the medical alarm or ModuleNET, and has many features superior to equivalent products.
Product is currently in production.
The modulation is MOD24A format, and will work over a line of sight range of 100-200m. The transmitter is mounted in a belt-clip, with internal aerial. Battery life is estimated to be at least 10 years with 2-3 activations a day. The system is self-testing when used with the medical alarm or ModuleNET, and has many features superior to equivalent products. Product is currently in production.