Problem with RF circuit that controls a home gate

[faizy]

sir
i have a problem in Rf circuit which control the home gate. please give a approxi 2km range circit in which two relays control on the transmitter. thanks

 

[seadolphine2000]

Re: control a home gate

Try this

 

[IanP]

Re: control a home gate

Take a look at this wireless car alarm system: https://www.electronic-circuits-diagrams.com/alarmsimages/alarmsckt12.shtml
With small modifications you can use this circuit in your application ..
Regards,
IanP

 

[linkyta]

control a home gate

A really really basic question about the attached file:

u have the transmitter right? so how u make the receiver??


(im sorry im a complete begginer in electronics LOL)