Dr. Ulrich Rohde, N1UL, is a pioneer in RF oscillator and receiver design. Over the last 40 years, N1UL has authored over 60 articles for QST and QEX magazines, in addition to books, academic papers, and articles. Dr. Rohde has made significant scientific contributions to his family business, the Munich based Rohde and Schwarz test equipment company, and to amateur radio
manufacturers including Icom. Ulrich, N1UL tells his ham radio story in this QSO Today.
Antenna
Isotron ISO20/15/10 – 3 Band HF 20, 15 & 10 Meter Antenna Combination
An Isotron Antenna Solves Virtually Any Restricted Space Problem – For example, a 40 Meter Isotron measures only 22 inches x 16 inches x 15 inch... Read more
Five Band Indoor Magnetic Loop Aerial by G4IZH
This aerial covers the 20, 17, 15, 12 and 10 metre bands and is made from a single 3 metre length of 22 mm copper tube cut into 4 pieces of equal leng... Read more
Introducing the World’s longest 50MHz/70MHz Dual Bander?
The new 6-4-20 is a serious performer with an 11.1m computer optimised tapered boom and 10 elements on both 50MHz and 70MHz with a single feed point.... Read more
6M HO LOOP M2 ( 50MHz )
Our 6M HO Loop is the result of a continued development of reduced size, omni–directional horizontallypolarized loop-style antennas. This new de... Read more
Chameleon Emcomm IIIP Antenna – Antenna, Portable, 160M-10M
CHAMELEON ANTENNA EMCOMM-III Portable HF Antenna is specially designed for short to long range portable and man-pack HF communications. The EMCOMM III... Read more
News
Bar Code Lead Developer George Laurer, K4HZE, SK
The lead developer of the bar code system that became the now-ubiquitous Universal Product Code (UPC), George Laurer, K4HZE, of Wendell, North Carolin... Read more
SAQ, Sweden’s Alexanderson Alternator, Announces Scheduled Christmas Eve Transmission
SAQ, the call sign of the 1920s vintage Alexanderson transmitter in Grimeton, Sweden, is set to be on the air for its annual Christmas Eve transmissio... Read more
The January Edition of Digital QST is Now Available!
The January issue of Digital QST is now available for viewing on your desktop or laptop. Click here to view the issue. It is also available for readin... Read more
ARRL Asks FCC to Dismiss Petition Seeking Declaratory Ruling on Encoded Message Rule
ARRL has asked the FCC to dismiss a Petition for Declaratory Ruling filed by New York University (NYU), that in ARRL’s view proposes a new interpretat... Read more
Equipment
ATEX PTT Solution Available for ICOM IC-F3202DEX and F4202DEX series of ATEX radios
Icom are now able to provide a high quality ATEX approved PTT Headset that is approved to work with the IC-F3202DEX and F4202DEX series of ATEX radios... Read more
RF-KIT Power Amplifiers RF2K-S
RF-KIT Power Amplifier RF2K-S – THE Solid State 1,500 watt linear amplifier DX Engineering exclusive! Both kit and assembled versions offer exac... Read more
3D printed desktop rack for KX3 / PX3
“Robert K5TD makes me wish I had a KX3. His own design of a 3D printed rack beautifully shows off the radio and panadapter and, from observation... Read more
Digital Modes
New Summer EURAO Party to Premier FT4
The motto of the new European Radio Amateurs’ Organization (EURAO https://www.eurao.org/) Summer Party https://www.eurao.org/en/node/1045 is... Read more
World Wide Digi DX Contest
The World Wide Radio Operators Foundation (“WWROF”), in collaboration with the Slovenia Contest Club (“SCC”), is pleased to announce the first annual... Read more
LoTW Now Accepting FT4 Contact
The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satell... Read more
ADIF 3.1.0 was approved today
Dave Bernstein reported this on the DXLabs support group today: ————————————... Read more