The AD‑1‑Y is Heil’s Yaesu/Flex 8‑pin round headset adapter cable. It provides:
1/8" (3.5 mm) mic input for Heil headsets
1/4" mono PTT jack for footswitches like the FS‑3
8‑pin round radio connector (Yaesu, some Ten‑Tec, Flex 5000/6300/6500)
Yellow ID tag indicating the Y‑series wiring
The AD‑1‑Y is Heil’s Yaesu/Flex 8‑pin round headset adapter cable. It provides:
1/8" (3.5 mm) mic input for Heil headsets
1/4" mono PTT jack for footswitches like the FS‑3
8‑pin round radio connector (Yaesu, some Ten‑Tec, Flex 5000/6300/6500)
Yellow ID tag indicating the Y‑series wiring