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Marine VHF PL-259 SO-239

Marine VHF radios use PL-259 (male) and SO-239 (female) UHF connectors for antenna connection at 156-174 MHz. The threaded coupling provides a secure connection on boats subject to vibration and movement.

// Specifications
Standard
MIL-C-71 UHF PL-259
Impedance
50 ohm nominal
Frequency
156-174 MHz VHF marine band
Coupling
Threaded 7/8 inch
Use Case
Marine VHF radio antenna connections
Waterproofing
Use coax seal or self-amalgamating tape
// Pin Reference Table
Pin Name Function Type
1 Center Pin VHF RF signal BUS
2 Outer Thread Ground and shield GND