The frequency may need to be changed for various environmental reasons such as radio interference or a neighbor with the same garage remote frequency.
Garage door openers operate on the same frequency.
How to change the frequency on a genie garage door opener.
Raise the garage door manually to the full up position so that the garage door is.
Radio frequencies in the united states are heavily regulated and many of those frequencies require you to have a license to operate a particular device on them.
With genie garage door openers having dual frequency technology if there may be interference on one frequency the unit will automatically switch to the second frequency to ensure you re working with the best range possible.
Air traffic communications are a good example of this.
Most modern remotes operate on a rolling code type system and dependant on the brand operate on 310 315 and 390 mhz.
The radio waves can be interrupted by electromagnetic fields that are given off by a variety of home appliances electrical transformers military bases homeland security airports and even the light bulbs in or near the garage door opener itself.
You might be suprised to know that nearly every single garage door opener operates on roughly the same frequency.
The need for security has brought about most of these changes and as technology improves and changes we are sure more changes will come for garage door openers and remotes.
The garage door opener remote which uses a radio frequency signal to open and close the automatic door brought even more convenience to the automobile owner.
Because garage door openers operate as fcc part 15 unlicensed devices users must accept any interference that may occur from the authorized users of radio frequencies some manufacturers of garage.
The location of the garage door openers signal may be blocked by some of the other devices in your home running on the same frequency.