Photo: LO5D ( LU9ESD Manu )
Contest Objective: Amateurs worldwide contact and exchange QSO information with other amateurs using digital modes (Baudot RTTY, PSK, FT8/FT4, ASCII, AMTOR, and Packet—attended operation only) on 80, 40, 20, 15, and 10 meter bands. Any station may work any other station. Stations may be worked once per band, regardless of mode. Automated operation is not permitted, each claimed contact must include contemporaneous direct initiation by the operator on both sides of the contact.
Dates: First full weekend of January, but never on January 1. (January 8-9, 2022).
Contest Period: Begins 1800 UTC Saturday, ends 2359 UTC Sunday,
Contest rules are now maintained as a single downloadable document.
Click Here for the Complete ARRL RTTY Roundup Rules (PDF)
For contest information contact contests@arrl.org or (860) 594-0232
http://www.arrl.org/rtty-roundup
Review
Is the Yaesu FT5D Really Waterproof? Let’s Find Out!
The Yaesu FT5D is IPX7 rated. What that means is it should be capable of being fully submerged in water at 3 feet for 30 minutes. I just had to test i… Read more
What”s a Transponder, Anyway?
A question from an Oggie prompted this look at the use of transponders in amateur radio. Read more
Jim W6LG Talks About Grounding, Bonding, Earthing, Shielding and Protecting
What are grounding, bonding, earthing, shielding and protecting in the amateur radio station? This is Part 1 of a series of videos. Should you run a g… Read more
Equipment
DC9DZ: Project Tsunami 40K – Power Amplifier (PA) using 4CX15000AA
Data of DRESSLER Tsunami-40K RF Linear Amplifier Frequency bands all HF amateur bands 1.8 MHz to 29.7 MHz Power supply 3 power supply transformers 200… Read more
Rotator Genius – 4O3A
Rotator Genius is a smart rotator controller that uses a magnetic sensor for reading azimuth. It can be controlled by a Windows or Android app. Motor… Read more
Alpha 4040 DreamTuner
“In the last 45 days, we’ve made a lot of progress on the Alpha 4040 DreamTuner. As you know, when we tested the tuner under full… Read more
“New Elecraft K4s in production
K4 TRANSCEIVER We’re pleased to announce our new top of the line transceiver, the Elecraft K4. It combines the latest in direct-sampling technology wi… Read more
Antenna
Stretching Antenna Bandwidths
Often on the HF bands, we find that the quoted antenna frequency bandwidth is not wide enough to cover the whole band. This can be a particular proble… Read more
Fixing a brand new Cushcraft A3S beam antenna
Cushcraft A3S Three Element Beam – 10, 15 & 20 Meters A3 World Ranger, our top selling tribander, has become the A3S with all stainless ste… Read more
AIM 4170D Antenna / Lab RF Analyzer
The AIM 4170D antenna analyzer measures the complex impedance (magnitude and phase) at each frequency of interest in the range of 0.1 to 180 MH… Read more
How High should my Dipole Antenna be?
Dipole Antennas – the Effect of Height Above Ground I frequently hear the question: how high should my dipole be? Or alternatively, will my dipo… Read more
A Super J-Pole Antenna for the 4m (70Mhz)
A Super J-Pole Antenna for the 70Mhz (4m) Amateur band. The Vortex ‘Super J-Pole’ Antenna consists of a five eighth wave vertical radiator, a half wav… Read more
The post ARRL RTTY Roundup ( RTTY, PSK, FT8/FT4, ASCII, AMTOR, and Packet ) appeared first on QRZ NOW – Ham Radio News.