These transmitters and receivers enable an economic single-way AM/FM digital link over a range of 500m.
They are used as an asynchronous serial channel where the useful data rate ranges from 1.2 to 9.6kbps Manchester.
The transmission protocol remains up to the user.
They use the 433/434MHz band according to the European directive EN 300-220/ EN 301-489.
The products are available as miniature daughter boards to be integrated.
The applications covered range from radio remote control of gates, roller-blinds, point to point transmission, micro-networks … in general public or tertiary sectors of activity, home automation, access control, alarms… ; and more generally all low and medium rate data transmission applications where security depends on information redundancy. | 
