NHRC designs, develops, and markets repeater controllers and related accessories for the amateur radio and land-mobile radio sectors. Our goal is to advance the state-of-the-art in repeater controller design, while at the same time providing our customers with powerful, but cost-effective products.

Repeater Controllers

Our controllers range from the NHRC-2 partial kit, an inexpensive repeater controller with real stored speech, to our top-of-the-line NHRC-10 Advanced Repeater Controller. We currently are selling ten different repeater controller products, as well as three repeater accessory products.

Repeater Controllers for GE MASTR II & Custom MVP

We make versions of some of our popular repeater controllers for the GE MASTR II and Custom MVP. The NHRC-3/M2 and NHRC-4/M2 fit in MASTR II mobiles and stations, and the NHRC-4/MVP is installs inside the Custom MVP. We also make the NHRC-VSQ,a internal plug-in volume and squelch control for the GE MASTR II.

Repeater Accessories

We manufacture a variety of repeater accessories, including the NHRC-DAD Digital Audio Delay and the NHRC-Squelch, a microprocessor controlled squelch that fights signal fade.

DTMF Remote Control

We also make the NHRC-Remote+, an Intelligent DTMF Remote Control for up to 8 loads, which can provide command confirmation and other feedback. The NHRC-Remote is also available as a partial kit.

Partial Kits

We provide several products as partial kits, for experimenters and hobbiests. Our partial kit products include the printed circuit board, difficult-to-obtain components, and complete assembly guides. The NHRC-2, NHRC-4, and NHRC-Remote+ are available as partial kits.

We have over 1,500 satisfied customers, and there are thousands of repeaters worldwide operating with NHRC products.