linear amp

Campbell Island 1999 - ZL9CI, 1999 DXpedition to Campbell Island

Campania Island Award - D.I.C. Diploma Isole Campane from Italy

Venezuela - RCV - Radio Club Venezolano

Commander Amplifiers  ^pop - HF anf VHF amplifiers made in U.S.A. by Command Technologies, Inc. now acquired by Palstar

QRO Technologies - HF amplifiers manufacturer

California Amplifier - manufacturer of solutions for worldwide wireless broadband communications

DaveMade  ^pop - 25-30 MHz base and mobile amplifiers

Emtron  ^pop - Amateur radio HF amplifiers and power supplies manufactured in Australia

ACOM  ^pop - ACOM international, manufacturer of HF power amplifiers, HF Antennas, Antenna tuners, Switches and Crankup masts

SGC, Inc. - Manufacturer of HF transceivers, antenna couplers, antennas, RF Power amplifiers, portable antennas, speakers and other accessories for 28 years.

Hamstick - Lakeview antennas, manufacturer of mobile antennas and accessories by WD4BUM, including colinear antennas, dual band, mounts and accessories. Maker of popular HamStick antennas.

Amphenol - Data and telecom connectors, coaxial cables, smart card connectors and wireless cable products

HD Communications - Rf Connectors,RF Amplifiers,RF Filters,HF cable and accesories. Tower hardware valves and tubes

Zetagi  ^pop - Zetagi amplifiers, accessories, power supplies, microphones, SWR and power meters, battery charges

Mirage - VHF and VHF amplifiers including repeater rf amplifiers

Hi Pro - Repeaters, transmitters, receivers, small power Amps and Controllers

Champion Radio - Professional tower supplies and specialty products for amateurs and industry.

Ameritron  ^pop - Manufacturer of amplifiers, antenna switches antenna Tuners, wattmeters and relay buffers, amplifier accessories, antennas and tubes and parts

Vectronics - Antennas, Filters, accessories, wattmeters, tuners and amplifiers.

W9XR XStamper products - Pre-inked - re-inkable stamps

Elmer - Macintosh shareware, contains the full pool of questions for each of the five exams, and creates sample tests that will vary each time you take them and it will grade your exam.

Graphic Packet - GP for ms dos and ms Win by DD3DJ

QRP Amplifier - HF Bands QRP linear amplifier by SM0VPO

Homebrew a HF Power Amplifier - HF power amplifier project by YB0AH

432 MHz EME PreAmplifier - 432 MHz EME low noise amplifier. Circuit, components and image by Christoph Petermann DF9CY