Long-Range RF Controller for PDLC Smart Film: 100 to 200 m Range on Microamp Power

Smart Film RF Controller: Switching Smart Glass from 200 Meters Away
PDLC smart film turns glass from clear to private at the flick of a switch, but wiring a switch to every panel is not always practical. Our client needed a battery-operated device that could control PDLC film remotely, over long distances.
CADLETE Designs developed a low-power RF receiver that turns a connected PDLC film on and off from a distance of 100 to 200 meters.
The engineering challenge was getting long range and long battery life at the same time. We handled the RF tuning needed to reach 100 to 200 meters, and optimized power consumption so the device uses only a few tens of microamps in sleep mode, with potential to go even lower.
The result is a wireless smart glass controller that offers dependable long-range control while running for a long time on battery power.
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