Late on the afternoon of September 16, the police department in Post Falls, Idaho, received a 911 call that two juveniles — ages 9 and 11 — were missing from a Post Falls residence for about an hour. According to the report, the pair had left home intending to play in the neighborhood with some […] Read more
The International Telecommunication Union (ITU) has published the 2020 ITU Radio Regulations — the international treaty governing the global use of RF spectrum and satellite orbits. The publication contains the complete texts of the Radio Regulations adopted during World Radiocommunication Conference 2019 (WRC-19), held last year in Sharm el-Sheikh, Egypt. Available in all six of ITU’s official languages, the 2020 [... Read more
Steve Franke, K9AN; Bill Somerville, G4WJS; and Joe Taylor, K1JT Version 2.3 of WSJT-X introduces a new family of digital modes we designate FST41. These modeshave a wide range of capabilities and potential applications. Their fundamental sensitivities are betterthan most older modes in WSJT-X and are close to the theoretical limits for the same informationthroughput […] Read more
Windows SDR Software Package (Change log)This package contains:SDR# (SDRSharp) x86 revision 1756 2991c02 (2020-09-23) – The best free SDR software for Airspy and RTL-SDR dongles!Airspy R2/Mini Calibration Tool 1.0ADS-B Spy rev 57 – High Performance ADS-B DecoderSpectrum Spy 1.0 – Fast Sweeping SDR Spectrum AnalyzerAstro Spy 1.0 – Radio Astronomy Utility for Hydrogen Line SpectroscopySPY Server for […] Read more
QST Cover Plaque Award The winning article for the September 2020 QST Cover Plaque award is “Easy to Use Antenna Mast for Portable Operators” by Zach Thompson, KM4BLG. The QST Cover Plaque Award — given to the author or authors of the most popular article in each issue — is determined by a vote of ARRL members […] Read more
AMSAT-OSCAR 7 (AO-7), the oldest amateur radio satellite still in operation, is nearing a return to full illumination by the sun, which should take place around September 25 and continue until around December 26. AMSAT’s vice president of operations Drew Glasbrenner, KO4MA, says that during this period, AO-7 likely will switch between modes A (2 […] Read more
RigExpert AA-650 ZOOM: UNBOXING RIGEXPERT AA-650 ZOOM SPECIFICATIONS Frequency range: 0.1 to 650 MHz Frequency entry: 1 kHz resolution Measurement for 25, 50, 75 and 100-Ohm systems SWR measurement range: 1 to 100 in numerical mode,1 to 10 in graph mode SWR display: numerical or easily-readable bar R and X range: 0…2000, -2000…2000 Display modes:– SWR,– Return loss, R, X, Z, L, […] Read more
Hide, JH8KYU/1, wants to remind everyone of the new JA RTTY sub-bands during the CQWW DX RTTY Contest (September 26-27th): 80m — 3520-3580 kHz 20m — 14070-14150 kHz3599-3612 kHz 15m — 21070-21150 kHz3662-3680 kHz 10m — 28070-28200 kHz40m — 7030-7200 kHz The highlight of the change this year is the expansion on 80m. They still […] Read more
Military Auxiliary Radio System (MARS) volunteers will take part in the Department of Defense (DOD) Communications Exercise 20-4, starting on October 3 and concluding on October 26. The MARS focus is interoperability with ARRL and the amateur radio community. “Throughout the month of October, MARS members will interoperate with various amateur radio organizations that will […] Read more
