ApogeeKits - Electronic kits, tools, instruments, and free tutorials. ESKA Crystals - Supplier of quartz crystals, oscillators and filters, both discrete and SMD versions. NHRC Repeater Controllers - Repeater controllers and related accessories for amateur and land-mobile radios. Order by mail or phone. North Country Radio - Kits, including transmitters and receivers. Technical articles and information on electronic subjects geared towards ham radio, shortwave and video projects. Dan's Small Parts and Kits - Provides electronic parts and kits for the commercial as well as hobby electronic builder 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. 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. EzATV - Amateur TV transmitters, receivers, and accessories for ham radio operators. List of dealers and distributors, online ordering. SHF Microwave Parts Company - Microwave and RF parts for datalinks, television, voice, and telemetry. Sphere Research Test Equipment - New and used electronic test equipment, tubes, semiconductors, RF and microwave products, and sliderules. Electronic Rainbow - Electronic kits for the hobbyist, education, industry, detective operations, and law enforcement. Includes CB sound, radio direction finder, and ham caller id kits. Ramsey Electronics - Hobby kits, amateur radio gear, antennas, AM/FM broadcasters, security and monitoring cameras, test equipment, and tools. Downloadable catalog [PDF], FCC information, and forums. Sherwood Engineering Inc. - Kits, components, and custom IF filter enhancements for most communications receivers. Mini-Kits - Electronic kits and components. From Australia. SS Tran - Sells the AMT3000 Broadcast Transmitter Kit, a Part 15 low-power AM radio broadcast transmitter. Includes details and background information, specifications, contact and purchasing information. Low Power Radio - Sells low power AM radio transmitters. HamRadioFun - Radio kits, including a wide band active antenna, outdoor shortwave antennas, ham radio QRP transmitter, and an antenna tuner. Harbach Electronics - Amplifier parts including heath wafer switches. Run by W8CQ in Melbourne, Florida. Jan Philipp Wüsten Elektronik - Vintage electronic parts supplier in Germany. On-line catalog. Surplus Stuff - Surplus electronic parts, tubes, transformers, equipment, and technical manuals for sale. Max-Gain Systems - Air Variable Capacitors, RF Relays, capacitors, and fiberglass tubing. Mercury Magnetics - Featuring power and audio transformers. Quality Kits - Components and kits for audio, RF, digital, and antenna projects. Transel Corporation - Manufactures and sells communication equipment and spare parts. Includes online catalog, prices and shopping cart.