This page is a resource that can help users operate and trouble shoot HF radio systems that are common to the Marine Corps.

Instructions in these pages are designed to help users employ USMC HF Communications Systems at distances less than 500 miles.

This page is primarily directed at the Harris AN/PRC-150, AN/MRC-148 and the AN/TRC-209 radio systems.

Basic rules for close distance HF here.

Equipment string of equipment here.

Basic operation of HF here.

Simple methods to check for reception of HF here.

Simple methods to check for transmission of HF here.

Basic rules for troubleshooting HF here.

Pictures of Field Expedient Antennas with USMC Equipment here.