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Microwave emitter/sensors were a type of sensor that could detect and emit microwaves. The 3PO-series protocol droid C-3PO had a microwave emitter/sensor located at the apex of his head,[2] as did the TC-series protocol droids TC-326 and TC-14.[1]
Sources
- Star Wars Helmet Collection: C-3PO Helmets: C-3PO, Protocol Droid
- Star Wars: Build Your Own R2-D2 2 Droid Directory: 3PO-series Protocol Droids, Part 1
- Star Wars: The Complete Visual Dictionary, New Edition
- "Protocol and Service Droids" — Star Wars Encyclopedia