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Académie
Garage Door Technician
Garage Door Maintenance & Service Certification
Battery Backup, Remotes & Customer Education
Vérification des connaissances
Battery Backup, Remotes & Customer Education
Vérification des connaissances
Vérification des connaissances
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Why do some LED bulbs cause interference with garage door remote controls?
A
Some LED bulbs emit radio frequency interference that can disrupt the 315 or 390 MHz frequency band used by garage door remote controls
B
LED bulbs produce heat that degrades the remote control receiver antenna
C
LED bulbs are incompatible with rolling code technology
D
LED bulbs draw too much power from the opener's circuit
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