Communications
- 341
- Far Circuits
- A manufacturer of printed circuit boards. Boards are stocked for most of the ham projects published in popular magazines for the amateur radio community.
- 342
- HamRadioFun
- Radio kits, including a wide band active antenna, outdoor shortwave antennas, ham radio QRP transmitter, and an antenna tuner.
- 346
- NHRC Repeater Controllers
- Repeater controllers and related accessories for amateur and land-mobile radios. Order by mail or phone.
- 347
- North Country Radio
- Kits, including transmitters and receivers. Technical articles and information on electronic subjects geared towards ham radio, shortwave and video projects.
- 348
- Powerwerx.com
- Anderson powerpoles and OEM power connectors for amateur radio and other DC Hobbies. Also, batteries, RF adapters, bulk wire, red/black zip cord.
- 350
- SHF Microwave Parts Company
- Microwave and RF parts for datalinks, television, voice, and telemetry.
- 351
- Sherwood Engineering Inc.
- Kits, components, and custom IF filter enhancements for most communications receivers.
- 352
- Sphere Research Test Equipment
- New and used electronic test equipment, tubes, semiconductors, RF and microwave products, and sliderules.
- 353
- Transel Corporation
- Manufactures and sells communication equipment and spare parts. Includes online catalog, prices and shopping cart.
- 355
- Scanner Master
- Online dealer of police scanners specializing in Uniden Bearcat, GRE and RadioShack digital scanners, radios, software, programming, scanner frequencies and online police scanner systems.
- 356
- Signal Intelligence
- Radio monitoring and traffic analysis software for two-way, wireless, public safety, news media, spectrum management and government.
- 357
- The Quack Shack
- Offers Uniden scanners, CB Radios, 10 meter radios, and accessories. Also provides a forum for discussing mods for scanners, CB radios, and 10 meter radios.