"SAW controlled carrying frequency"

Радиопередатчик с функцией таймера, работающий в диапазоне УВЧ-частот, с несущей частотой, управляемой SAW (спутниковыми акустическими волнами)?

текст следующий:

Transmitter with clock function on UHF band with SAW controlled carrying frequency.
It is possible to programme 6 daily commands weekly, to have automatic commands
connected at sunrise and sunset for the country selected. They are used for the
remote control of electrical and electronic systems for opening doors, curtains and
blinds in compliance with current standards.

спасибо заранее