The speed of the reel action can be varied by
changing the position of the button on the side of the reel unit.
button engages (or disengages) a ratchet which controls the speed at which
wire can be fed from the reel.
(1) Connect antenna to radio. Connect the terminal lug on the end of
the antenna wire to the radio set AN/PRC-77 in three steps:
Remove whip antenna from antenna support AB-591/PRC-77.
Unscrew the support a few turns, and insert the terminal lug under
Tighten the antenna support.