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  • 29. september 2020 Ingolf Schau
    1. Oktober HF forhold
    Video om HF udbredelse og forhold
    Video 
  • 3. august 2020 Ingolf Schau
    Foredrag om ”DX og de forskellige bånd”.Foredrag 13. august 2020
    Foredrag 
  • 7. december 2019 Ingolf Schau
    Trailer mast
    Håndbog for trailermast tilføjet under “links”
    Info 
  • 13. november 2019 Ingolf Schau
    Se de opdaterede historiske sider
    Se de opdaterede historiske sider om OZ9EDR  vy 73 OZ7QC
    Info 
1. Oktober HF forhold

1. Oktober HF forhold

29. september 2020
Foredrag om ”DX og de forskellige bånd”.Foredrag 13. august 2020

Foredrag om ”DX og de forskellige...

3. august 2020
Trailer mast

Trailer mast

7. december 2019
Se de opdaterede historiske sider

Se de opdaterede historiske sider

13. november 2019

1. Oktober HF forhold

29. september 20206. april 2021 Ingolf Schau

Video om HF udbredelse og forhold

Read More
Video

Foredrag om ”DX og de forskellige bånd”.Foredrag 13. august 2020

3. august 20206. april 2021 Ingolf Schau
Read More
Foredrag

Trailer mast

7. december 20196. april 2021 Ingolf Schau

Håndbog for trailermast tilføjet under “links”

Read More
Info

Se de opdaterede historiske sider

13. november 20196. april 2021 Ingolf Schau

Se de opdaterede historiske sider om OZ9EDR  vy 73 OZ7QC

Read More
Info

Solar X-Rays Geomagnetic Field

n3kl n3kl

Lær CW Online på Dansk

RSS DX Zone

  • Morse key and buzzer project for Scouts
    This morse key and buzzer design only requires parts that one may already have or are easy to find on the web. There is nothing critical except that the contacts must meet when the key is depressed.
  • Countries with CEPT Licence
    A document that includes a list of all countries implementing CEPT licence, with detailed information on licence types like standard CEPT, CEPT Novice and HAREC. A full list of frequencies, and call signs schemas to be used by foreign operators, compiled by Hans Schwarz, DK5JI
  • S5 HF Band Plan
    Amateur Radio bandplan in a large PDF A3 format valid for Serbia and Region 2

RSS ARRL

  • Tornado Season and Amateur Radio 17. marts 2023
    Tornado season is fast approaching, and amateur radio operators will again play a key role in helping the National Weather Service (NWS) issue accurate and timely warnings. In fact, March through May is considered the most active period for tornadoes to develop.The NWS reports there have already been 255 preliminary filtered reported tornadoes and 213 […]
  • The K7RA Solar Update 17. marts 2023
    Six new sunspot groups emerged over the past week, two on March 9,another on March 10, one more on March 12, and another two on March14.Sunspot numbers and solar flux declined this week.Average daily sunspot numbers softened from 143.6 to 118.7, andaverage daily solar flux from 181.6 to 153.6.Predicted solar flux is 135, 140, 138, […]
  • Dayton Amateur Radio Leader Ron Cramer, KD8ENJ, Silent Key 16. marts 2023
    Ron Cramer, KD8ENJ, of Dayton, Ohio, passed away on Saturday, March 11, 2023. He was Vice President of the Dayton Amateur Radio Association (DARA) and previously served as its President.Cramer was General Chairman of Dayton Hamvention®, the world's largest annual gathering of radio amateurs, from 2017 to 2018. In 2017, he was among the Hamvention […]

RSS DX-Maps

  • 06-Feb 1200 VE7BQH 50, 144 and 432 MHz antenna charts updated 6. februar 2023
    VE7BQH 50, 144 and 432 MHz antenna comparison table updated
  • 01-Feb 1200 New version 3.1 (build 704) of VQLog 1. februar 2023
    New version 3.1 build 704 of VQLog is available
  • 13-Dec 1600 New version 3.1 (build 683) of VQLog 13. december 2022
    New version 3.1 build 683 of VQLog is available
  • 12-Apr 1130 New version 3.1 (build 677) of VQLog 13. december 2022
    New version 3.1 build 677 of VQLog is available
  • 04-Dec 1130 144 MHz EME calendar 2023 4. december 2022
    The 144 MHz EME calendar for 2023 is available

RSS RTL SDR news

  • TXAdvance: An RF Transmitter Manager Android App that uses RTL-SDR 15. marts 2023
    Recently we came across a new RTL-SDR app on the Google Play store called TXAdvance which appears to be designed for professional sound engineers working in TV/film/stage/music production industry. The app uses an RTL-SDR to display the RF spectrum, helping sound engineers manage the RF spectrum for all their wireless sound recording devices, ensuring there […]
    admin
  • Building a 315 MHz Jammer with an Arduino 15. marts 2023
    Over on YouTube CiferTech has uploaded a video showing how to create a low cost 315 MHz jammer using an Arduino and a cheap 315 MHz transmitter circuit. The 315 MHz band is used in some countries by short range wireless devices such as garage door openers, tire pressure sensors, hone security systems and car […]
    admin
  • Receiving TPMS Tire Pressure Data from a Mazda CX 5 with an RTL-SDR 15. marts 2023
    Over on YouTube Robert from the Robert Research Radios channel has uplaoded a video showing how he has been using an RTL-SDR and rtl_433 to measure his Mazda CX5's wireless tire pressure sensors. The Mazda CX5 comes with TPMS tire pressure sensors in each tire, however when there is a low pressure warning, it does […]
    admin
  • TechMinds: Reviewing the ANTSDR E200 9. marts 2023
    A few days ago we posted about the upcoming crowdfunding campaign of the MicroPhase AntSDR E200, an SDR that is very similar to the PlutoSDR, but with a much larger FPGA and more stable TCXO. One interesting feature is that it can run PlutoSDR or USRP firmware, allowing it to work with software that supports […]
    admin
  • An OpenWebRX fork with additional built in decoders 9. marts 2023
    Thank you to Stefan for letting us know about a relatively modern OpenWebRX fork by luarvique that comes with additional built in decoders and features, such as SSTV, AIS, CW, RTTY, an MP3 recorder and SSTV image browser. OpenWebRX is an open source web based SDR receiver program that allows you or others (if you […]
    admin

RSS AMSAT UK

  • Austria restricts 23cm band operation 19. marts 2023
    Austria has become the latest country to impose restrictions on Amateur Radio operation in the 23 cm band (1240-1300 MHz) to protect to protect ground-based receivers for the Galileo RNSS satellite constellation. Austria’s national amateur radio society ÖVSV say: Changes … Continue reading →
    m5aka
  • AMSAT-India at National Science Day event 10. marts 2023
    To celebrate National Science Day of India on February 28 one of the biggest Science Carnival 2023 was organised by Gujarat state – India at prestigious Science City Ahmedabad during 28th February to 4th March 2023. AMSAT-INDIA was specially invited … Continue reading →
    m5aka
  • Space Station contact with students in Malta 9. februar 2023
    An ARISS contact between students at Stella Maris College, Gzira, Malta, callsign 9H1MRL and the International Space Station (ISS) is scheduled for 12:34 GMT on Wednesday, February 15. The ISS crew member will be astronaut Josh Cassada KI5CRH who will … Continue reading →
    m5aka
  • User manual for CAS-10 satellite 23. december 2022
    On December 18, 2022, CAMSAT’s satellite XW-4 (CAS-10) was deployed from the Tianzhou-5 cargo ship that was docked to the Tiangong space station. CAS-10 carries a linear amateur radio transponder. The satellite user manual can be downloaded here: CAMSAT XW-4 (CAS-10) … Continue reading →
    m5aka
  • User manual released for Fengtai OSCAR-118 16. december 2022
    CAMSAT’s transponder satellite CAS-5A (Fengtai OSCAR-118) launched on December 9, 2022, carrying three amateur radio transponders. The satellite user manual can be downloaded here: CAMSAT CAS-5A Amateur Radio Satellite User’s Manual V2.0 CAS-5A Frequencies: CW Beacon: 435.570MHz CW 22wpm U/V … Continue reading →
    m5aka

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  • 1. Oktober HF forhold
  • Foredrag om ”DX og de forskellige bånd”.Foredrag 13. august 2020
  • Trailer mast
  • Se de opdaterede historiske sider

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