Airborne flight controller fabric wing pin in Squadron 192 of the Israeli Air Force

Fabric wing pin of an airborne flight controller in Squadron 192, during the "Dia" plane era (in use until 1994).
Description of the symbol: wings woven of cloth, on which is a shield, above it is a blue circle symbolizing the sky from the center of which radar waves come out.
The symbol was used between 1978-1994