J-Pole antenna for UHF Bands
Antennas/70cm
This is a simple half wave antenna for 70 cm band, made using the jpole design.
Prosecution for possessing a prohibited radio
Recently, New Zealand's Radio Spectrum Management successfully brought charges against Moko Turner who was found guilty of possessing an Unrestricted Two Way Radio. The prohibited radio was found in Mr Turner’s vehicle by police officers during a routine pull over
Between Dusk and Dawn - Exceptional propagation on 60 metres
Henk Schanssema, PA2S submitted this article to the New Zealand NZART Break-In magazine, of the investigations he had undertaken of day-to-day propagation on 5 MHz / 60 m together with several companions, looking for explanations for the signal strength peaks
ICQpodcast - QSO Today Summer Expo
In this episode, Martin (M1MRB) is joined by Chris Howard (M0TCH), Martin Rothwell (M0SGL), Ed Durrant (DD5LP), Frank Howell (K4FMH) and Bill Barnes (WC3B) to discuss the latest Amateur / Ham Radio news. Colin (M6BOY) rounds up the news in brief and in the episode, we feature the QSO Today Summer Expo
ARISS contact scheduled for students in Kyoto, Japan
This will be a direct contact via amateur radio between students at the Notre Dame Jogakuin Junior and Senior High School, and Astronaut Thomas Pesquet, amateur radio call sign KG5FYG
Another online SDR now operational in Iceland
The KiwiSDR remote receiver at Bláfjöll in Iceland covers all the amateur HF bands from 160 to 10 metres
Radio show about Morse code features ham radio
Iceland's IRA reports Amateur Radio features in a two-part show about Morse Code 'Short Long Short' (Stutt Langt Stutt) aired by broadcaster RÚV RÁS 1
70cm DVB-S1 DATV transmitted from ham radio balloon
On July 18 the Hämeenlinnan Radioamatöörit Amateur Radio Club OH3AA launched a high altitude balloon OH3VHH-1 carrying a 70cm DVB-S1 TV transmitter up to an altitude of 28.3 km
QSO Today - James Anderson, K8OS
James, 'B' Anderson, K8OS, will be presenting in the next QSO Today Virtual ham Expo, on August 14th and 15th on the topic of Vertical Yagi-Uda Array using Wire Elements - Stealth HF Gain on a Budget
Ottawa Amateur Radio Club Inc.
Association of radio amateurs devoted to the promotion of interest in amateur radio communications in the National Capital Area
Repair or Replace Electrolytic Capacitors
Technical Reference/Components
For low voltage applications, like cathode bypass capacitors, most vintage types have an axial configuration, which is less common today but still available. Electrolytic power supply caps likely constitute the single worst liability in old audio, radio and test equipment. Rap about Electrolytics, Reforming, Chassis-Mount Replacements, Under-Chassis Installation, Rebuilding Capacitors
Top Amateur Radio Websites - Issue 2129
Practical Balcony Version of an Old Military Car Antenna, Short Multiband Dipole Array, Balcony Vertical HF Antenna, WSPR beacon, Universal HF Tracker, 70cm Beacon, Beginners Guide to Repeaters, Devils Tower Amateur Radio Club
ARRL Audio News - July 30, 2021
ARRL Audio News - July 30, 2021
Ham Radio Podclass
Home of the Ham Radio Podclass & General Upgrade Podclass
This podcast will prepare you to take the Technician Class ham radio exam or your General Upgrade Exam at an FCC Volunteer exam session.
Watching Propagation with FT8 Spots
Propagation/Resources
Monitoring propagarion during the day using FT8 reception reprts to determine openings and quality of propagation
93 presentations now scheduled at the QSO Today Virtual Ham Expo
We have scheduled the 93 presentations at the QSO Today Virtual Ham Expo coming August 14th and 15th
Nuclear bombs can cause geomagnetic storms
59 years ago this month, rainbow-colored auroras appeared over Hawaii. A solar storm? No. It was a high altitude nuclear test
Radio ham in BBC TV's University Challenge on Monday
RSGB report the Chair of the Cambridge University Wireless Society Nikolas Thatte M0IPY is part of the Emmanuel College team on the TV show University Challenge
Video of talk on UK amateur radio exams
On July 28, Steve Hartley G0FUW gave a talk that covered the history of Amateur Radio Exams in the UK, the 2019 Exam Syllabus and prospects for the future
40 MHz experimental station now active in USA
ARRL reports Experimental Station WL2XUP is transmitting WSPR on 40.662 MHz in the 8-meter band
Faith Hannah Lea, KD3Z, named 2021 Newsline Young Ham of the Year
Faith Hannah Lea, KD3Z, of Palm Coast, Florida, has been selected as the 2021 Bill Pasternak WA6ITF Memorial Amateur Radio Newsline Young Ham of the Year
MARS HF Net Participants Aid in Response to Fatal Maritime Disaster
On July 6, an evening Army Military Auxiliary Radio System (MARS) HF practice net in Federal Emergency Management Agency (FEMA) Region 2 (New York and New Jersey) was interrupted by several “mayday” distress calls on the channel, which is shared with the maritime service. Net control station Ron Tomo, KE2UK, immediately halted training and attempted (without success) to establish radio communic...
8-Meter Experimental Station on the Air from the US
WL2XUP is an FCC Part 5 Experimental station operated by Lin Holcomb, NI4Y, in Georgia. It’s licensed to operate with up to 400 W effective radiated power (ERP) between 40.660 MHz to 40.700 MHz.
John Desmond, EI7GL, reports that as of mid-July, WL2XUP was intermittently transmitting on Weak-Signal Propagation Reporter (WSPR) on 40.662 MHz (1500 Hz) for 2 minutes out of every 10, with an output p...
Dedicated 80m Vertical
Antennas/80M
A dedicaed vertical antenna for 80 meters band based on a 40 meter vertical experiment
FCC to Re-Establish Technological Advisory Council, Solicits Membership Nominations
The FCC is seeking nominations for a chairperson and members of the Technological Advisory Council (TAC). In a July 21 Public Notice, the Commission announced that it intends to re-establish the TAC for 2 years, by August 20, 2021. It’s anticipated that the renewed panel could hold is first meeting in October. The TAC provides technical advice to the FCC and makes recommendations on the issues a...
Amateur Radio Activities to be a Part of Missouri’s State Bicentennial Celebration
The Missouri First Capitol State Historic Site in St. Charles will host an amateur radio event on August 10, in association with this year’s celebration of the Missouri State Bicentennial. The original capitol building on the west bank of the Missouri River served as the state’s capitol from 1821 to 1826. The site is part of the St. Charles Historic District in the city’s Riverfront neighborhoo...
Beverage switch-box
Antennas/Beverage
A home made Beverage system for portable use. The goal was to switch between 4 single Beverage antennas without interfering on the other receiving stations.
Young people turn away from TV news to keep up to date online
Young people are significantly more likely to keep up with news using the internet, over TV and other sources, according to Ofcom's annual news consumption report
Rare blue auroras
Last night, lunar photons got caught in a geomagnetic substorm, producing rare blue auroras over Canada
Using Your Smartphone on Shortwave
When going to an outdoor camping trip, we will find that in many parts of the world there is no cell phone service avail able in the back country. To make matters worse, in these areas there is almost never a VHF/UHF ham radio repeater in range when we need wide-area coverage
Tracking a package using the radio signal from an Apple AirTag
Apple AirTags support Bluetooth, NFC and UWB communications, recently Essex Ham posted one to themselves to see how good the Apple tracking network actually is
Shaping the future of Ham Radio
Shaping the future of Ham Radio will be presented by Jim Alyanak K3MRI at the next QSO Today Virtual Ham Expo coming August 14th and 15th
George Boorer ZL3PN SK
The Timaru-Herald newspaper reports the sad news that George Boorer ZL3PN passed away on July 4, aged 87
OK1RD Beverage Antennas
Antennas/Beverage
A Beverage antenna system consisting of 4 time reversible Beverage antennas in length of 320m each.
Send text messages over ham radio with the HamMessenger
Dale Thomas built HamMessenger, which is a portable device that enables users to send text messages through their ham radios
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