Abstract: A control circuit for active metasurface based on varactor diode is designed in this paper. By varying the reverse bias voltage on the varactor diode, the designed circuit can regulate the ...

This is a "universal" enclosure. The PCB Cage in the enclosure accommodates the RAK 19007 Starter Kit, Heltec WiFi LoRa32(V3), Heltec T114, or any other similar board sizes less than 60mm x 35mm x ...