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1. Oktober HF forhold

29. september 20206. april 2021 Ingolf Schau

Video om HF udbredelse og forhold

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Solar X-Rays Geomagnetic Field

QRZ Call Sign Query

Lær CW Online på Dansk

DX Zone

NP4KT Blog
El Taller NP4KT ex WP4DQK ham radio blog
Amateur Radio Band Plan Layout
Free downloadable band plans layouts ready to print in pdf format by C.Gustave Sandberg W1CGS, band plans are updated to 2007.
SARC - Surrey Amateur Radio Club
Fast growing Amateur Radio Club with many varied interests, Two time Canadian Field Day champions. We welcome new Amateurs and especially those wanting to become Amateurs, we have one of the best instructors in the lower mainland and 3 volunteer examiners

ARRL

New Treasurer John Sager, WJ7S, Says ARRL a Perfect Match 25. juni 2022
ARRL's new Treasurer, John R. Sager, WJ7S, officially took office on May 1, 2022, and is already helping to plan the ARRL's financial future.Sager brings with him over 40 years of financial management experience. He is a Chartered Financial Analyst, a Certified Cash Manager, and holds Bachelor of Arts and Master of Business Administration degrees […]
ARRL to Host LIVE Video from W1AW for Field Day 25. juni 2022
Join ARRL live from W1AW via YouTube for 2022 ARRL Field Day! See all of the fun involved with Field Day, and ask your questions about the event in the Live Chat and get them answered in real time. Watch on ARRL's YouTube channel at youtu.be/RN8mc3NVdwg starting on June 25, 2022, at 1:30 PM Eastern […]
2022 ARRL Field Day Weekend -- Are You Ready? 25. juni 2022
One of the most anticipated amateur radio operating events of the year in the United States, Canada, and worldwide is this weekend. ARRL Field Day kicks off at 1800 UTC on Saturday, June 25, and concludes at 2059 UTC on Sunday, June 26. Last year, almost 27,000 individuals participated in ARRL Field Day, logging over […]

DX-Maps

08-May 1830 144 MHz animated sporadic-E maps 2022 available 8. maj 2022
The 144 MHz sporadic-E animated maps fo 2022 are already available
12-Apr 1130 New version 3.1 (build 677) of VQLog 12. april 2022
New version 3.1 build 677 of VQLog is available
29-Nov 1130 New version 3.1 (build 664) of VQLog 12. april 2022
New version 3.1 build 664 of VQLog is available
06-Apr 1700 New version 2.13 of WSJT DX Aggregator 6. april 2022
New version 2.13 of the WSJT DX Aggregator is available
15-Aug 0630 New version 2.12 of WSJT DX Aggregator 6. april 2022
New version 2.12 of the WSJT DX Aggregator is available

RTL SDR news

MagicSDR: Streaming Audio over UDP to Decoders like Multimon-NG 29. juni 2022
Back in May 2021 we first posted about the release of MagicSDR, which is an Android and iOS SDR app that receives data from an rtl_tcp server elsewhere on your network. Apart from the RTL-SDR, MagicSDR also supports the SDRplay, LimeSDR, HiQSDR, Flex 6-seris and sound card based radios. Recently MagicSDR programmer Vlad wanted to […]
admin
SDR Academy 2022 Recorded Livestream now Available 29. juni 2022
The Software Defined Academy is a group that organizes an SDR focused conference during the yearly HAMRADIO fair that is usually held in Friedrichshafen, Germany. The past two years have seen the conference go exclusively virtual, however this year the conference was a hybrid of real life and virtual presentations. The conference was held a […]
admin
An Improved ExtIO for RTL_TCP 29. juni 2022
Back in 2020 we posted about a modified ExtIO interface which exposed advanced RTL-SDR driver settings such as decimation, manual gain and tuner bandwidth and filtering controls. These features allow users to tune filters to avoid ADC overload and to overall fine tune reception better, especially for narrowband signals. ExtIO is the driver interface used […]
admin
ESAR – Extraordinarily Simple AIS Receiver written in C 28. juni 2022
Thank you to Richard Gosiorovsky for submitting his latest SDR project called ESAR (Extraordinarily Simple AIS Receiver). AIS stands for Automatic Identification System and is used by marine vessels to broadcast their GPS locations in order to help avoid collisions and aide with rescues. An RTL-SDR with the right software can be used to receive […]
admin
RTL-SDR Blog V3 Dongle and SDR# Spotted on The Secret of Skinwalker Ranch TV Show 23. juni 2022
An RTL-SDR Blog V3 dongle and multipurpose dipole antenna set has been spotted in action on the popular TV Show "The Secret of Skinwalker Ranch" in Season 3 Episode 7. Skinwalker Ranch is a History channel conspiracy theory reality TV series where a team of scientists and researchers are sent to look for various explanations […]
admin

AMSAT UK

IARU-R1 Spectrum Regulation and Liaison Committee Slides 29. juni 2022
The Chair of the IARU Region 1 Spectrum Regulation and Liaison Committee, Barry Lewis G4SJH, took part in a joint session with the IARU-R1 Political Relations Committee (PRC) during the member society International Meeting convened during the HamRadio2022 Friedrichshafen event. … Continue reading →
m5aka
Amateur/RNSS Coexistence – 23cm Band 23. juni 2022
After review and approval by the IARU Region 1 Executive Committee and the IARU Administrative Council a presentation on preliminary Amateur / RNSS Coexistence in the 23cm band has been released. See the presentation at https://www.iaru.org/wp-content/uploads/2022/06/23cm-Band-and-RNSS-June2022.pdf Source IARU https://www.iaru.org/wp-content/uploads/2022/06/23cm-Band-and-RNSS-June2022.pdf
m5aka
1240-1300 MHz: ITU-R WP5A Meeting Report 15. juni 2022
IARU report on the recent meeting of ITU-R WP5A, the lead group responsible for developing the Conference Preparatory Meeting report about the WRC23 agenda item on the 23cm band. The latest meeting of ITU-R WP5A concluded on June 2, 2022. … Continue reading →
m5aka
FUNcube-1 / AO73 Update 13. juni 2022
Many will be aware that FUNcube-1 has been transmitting a special Fitter message to commemorate her Majesty the Queen’s Platinum Jubilee earlier this month. Everyone who receives this message and uploads it to the Data Warehouse using the Dashboard can … Continue reading →
m5aka
ISS SSTV June 8-9 145.800 MHz FM 1. juni 2022
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV (SSTV) images on 145.800 MHz FM probably using the SSTV mode PD-120. Update June 8: There were no reports of any SSTV transmissions being received. … Continue reading →
m5aka

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1. Oktober HF forhold
Foredrag om ”DX og de forskellige bånd”.Foredrag 13. august 2020
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