4240-413 Interseries Coupler Adapter | 50 Ω, Threaded 7274-2-NUT It has an automatic shut-off

It has an automatic shut-off feature & music/conversation soft mute

The pingUSB is the small

and a rugged

SOLDER/MIL

The design also includes overmolded terminals which eliminate any voids with epoxy sealed terminals

4240-413 Interseries Coupler Adapter | 50 Ω, Threaded 7274-2-NUT It has an automatic shut-offBird offers a focused selection of rugged RF adapters designed to make reliable connections used for setting up in the field or calibrating in the lab. With quick change designs and a range of connector types, these adapters allow for flexibility without sacrificing signal integrity. Every adapter plays a role in signal accuracy and system uptime. Bird adapters are built to meet that standard in any environment. This interseries adapter (EDMO# 4240