arp amplifiers

The Carpet Loop - The Carpet Loop II is an inexpensive, easily built, high performance antenna that can work in almost all apartments.

Orient Pirate Radio Group - The Orient Pirate Radio Group was founded in Belgium 1981, we organize meetings, contests and Radio Nets on 11 Metres

KEPS Equipments for AO40 downlink - Complete receive system, downconverters, dishes, feeds and preamplifiers for AO40 satellite users

Mutek - Transverters, amplifiers and low noise preamplifiers

TE Systems - Manuf RF power amplifiers wideband+narrowband for Commercial, Defense, OEM and amatuer markets. Also low-noise rf amplifiers

Xforce Amplifiers  ^pop - Makers of the Xforce Amplifier

Leitner Elettronica - RF Amplifiers for HF VHF UHF

WD7S Productions - A collection of kits for control and protection of homebrew linear amplifiers

OZ9AAR Carsten - EME, Amplifiers and projects

The KK4DW Telegraph Key Collection - An informative description of various telegraph keys with large, sharp, digital images to study. Constantly added to and updated with the latest information.

RigPix Database - Images and technical details of thousands of transceivers, cb radios, rotators, rf amplifiers scanners and accessories, by SM0OFV

Andrews Communications Systems - Australian dealer, HF linear amplifiers, power supplies, baluns, HF UHF yagis and verticals including multiband HF verticals.

The Quack Shack CB Shop - CB Radio and Ham Radio outlet. Accessories, amplifiers, mounting brackets, power supplies, GMRS, FRS, scanners, microphones,and more

A.I.R. - The Italian association for SWL, BCL, DXers, radio-fans, technicians, etc. Activities, legal infos, suggestions and a lot of link.

Commander  ^{updated  pop} - A free application that controls up to 4 Alinco, Elecraft, FlexRadio, Icom, JST, Kachina, Kenwood, TenTec, or Yaesu transceivers, switching between them manually or automatically based on frequency, and displaying frequency-dependent settings for devices like tuners and amplifiers; includes a bandspread, and supports transverters, frequency and mode tracking by an independent transceiver or receiver, SDR-based panadaptors, and SO2R switching with microHam or OTRSP-compliant devices.

WB0NNI Home Brew HF Amps and Tutorials  ^pop Priority listing - Tutorials and other information on designing and building hf amplifiers. Includes tube data and amplifier projects.

QRO via Russia - Power amplifiers from amateur radio operators around the world which are designed/built using Russian tubes.

11Meter Amps  ^pop - This group is here to discuss linear amplifiers used on the 11 meter citizens band.

Homebrew projects by dl5dbm  ^pop Priority listing - KW,2-meter,6-meter,antennas,amplifiers,preamps,powersupplys, and more

K8CU Technical Topics - Well documented Amateur Radio HF/VHF antenna projects, high power Russian GS35B RF amplifiers, mobile RFI solutions, related accessories, vintage radios, Six meter equipment, and useful techniques by K8CU are inside.

HA8ET Technical & Homebrew pages  ^pop Priority listing - Technical Articles, Homebrew,Test & Measurements, (Returnloss Bridge 1,8 MHz...1300 MHz, 2m/70cm DIPLEXER...) Vacum Tube Databases, VHF-UHF-SHF Power amplifiers,HAM links, electronics links

QRO GU-84B TETRODE Priority listing - GU-84B Homebrew HF Amplifiers

converting AWA 25M-22 to 6 metres - conversion of low band VHF AWA 25M-22 carphone onto 6 metres.

converting AWA 25M-1 to 6 metres - conversion of low band VHF AWA 25M-1 carphone onto 6 metres.

Tube Amps forum - Discussion of vacuum tube amplifiers. Technical information and discussion of obselete tube replacement