CQ WPX CW Contest May 26 - 27, 2018

Radio Equipment/Reviews and Comparisons
RadioMasterList, a comprehensive receiver and transceiver directory. Performances and specifications for every radio set

The RigExpert AA-30-Zero is a standard AA-30 antenna analyzer but without enclosure, LCD display and keypad. This device is designed to be an antenna analyzer component in DIY projects.

RigExpert AA-30 is a powerful antenna analyzer designed for testing, checking, tuning or repairing antennas and antenna feedlines.

Manufacturers/Antenna Tuners
HA8DU European manufacturer of quality amateur radio antenna tuners for HF Bands, from 10 meter to 160 meters band. Products includes manual and automatic antenna tuners, power handling till 3.5 KW. HA8DU produce even custom made variable capacitors and rotary switches.

Antennas/Homebrewing Techniques
Why build antennas out of copper and not aluminum or stainless steel. Selecting the best metals for antennas evaluating the conductivity factor.

Technical Reference/Keyers
CW Keyer Kit with capacitive touch paddle, with a lot of nice features. Easily expandable to a Morse code decoder

Radio Equipment/HF Amplifiers/Kenwood TL-922
A Kenwood TL-922 Linear Amplifier restoration and modification page

Radio Equipment/HF Amplifiers/Kenwood TL-922
This amplifier had the full treatment, including nichrome hairpins, but they had to be removed because of parasitics or instability.

Operating Modes/Mobile/RV & Camping
Camping with Ham Radio is fun, but twice as complicated as just camping. There are two lists of things not to forget, the camping stuff and the radio stuff.

IC-R20 by Icom. Wideband Receiver Professional radioreceiver, allow double receiver, from HF to Microwave, digital recorde, DTCS, Memories and 11 hours countinuous reception.

Ham Radio/Blogs/Europe/Germany
DMR personal web site. Includes download links for Codeplug for Hytera AR685 PD685G, PD785G, PD785 & X1P with DMR Plus and Brandmeister support with VFO like channels. Repeater maps. In German.

Technical Reference/Receivers/Progressive Receiver
A Progressve Communications Receiver by W7ZOI and K5IRK. First published in the November 1981 QST

Kenwood TS-890S Annoucement at Dayton Hamvention 2018 the new HF 50MHz 70MHz 100W Transceiver

Yaesu FTDX101D Annoucement at Dayton Hamvention 2018 the new top class SDR HF/50MHz 100W Transceiver

Guglielmo Marconi was the first to demonstrate how it was possible to transmit a signal over long distances, without wires. A reconstruction of his public events from 1895 till 1901.

Antennas/6M
This simple project, based on the orginal CobWebb-Antenna model, is about an horizontally polarized, omi-directional antenna for the six meter band.