CI 102 WHELEN The speaker is automatically muted

The speaker is automatically muted when the radio push to talk (PTT) is active

First installation requires electrical connector and clamp

The SPA-4S only requires 1" X 2

IntelliVox® automatic VOX system with individually gated microphones

25 inch diameter (small hole)

CI 102 WHELEN The speaker is automatically mutedComant CI 102 Marker Beacon Frequency 75 MHz Designed for use with the modern, high sensitivity marker beacon receivers. Small and lightweight, featuring 4 hole internal mounting for simple installation. Antenna assembly is enclosed in an injection molded radome which is impervious to the tough environments typical of the underside of an aircraft. Skydrol and rain erosion resistant. DC grounded to minimize accumulation of precipitation static.