The new version of the IARU Region 1 VHF Handbook 7.50 covering VHF, UHF and Microwaves is now available for download.
The handbook has chapters on Band Planning, Contests, Propagation Research, Operating Procedures and the key Amateur Satellite section on pages 123-131. Page 116 specifies a standard for the use of circular polarization defining which way helical beam antennas should be threaded.
Recommendations proposed in the Vienna meeting 2016 and approved by the Executive Committee meeting in Brussels as well as all relevant decisions of the IARU R1 Conference 2014 in Varna Bulgaria are included in this version.
The handbook is available at
http://www.iaru-r1.org/index.php/documents/Documents/VHF/Handbook-7.50.pdf/
Source:AMSAT UK
More
Postponed VI0ANZAC Operation from Antarctica Set for August 29-30 Weekend
The Antarctic activation of VI0ANZAC that was postponed earlier this month will take place over the August 29-30 weekend fom Casey Base in the Austral... Read more
InnovAntennas 5/7 (12) element 144/70MHz Yagi (2.4m)
InnovAntennas An Excellent Dual Band Yagi for 70/144MHz on a 2.4m boom and single feed point The 4-2-12 Dual Band Yagi has a total of 12 elements, 5 e... Read more
CAMSAT CAS-6 Satellite to Launch December 20th
CAMSAT’s CAS-6 satellite is scheduled to launch at 03:21 UTC on December 20, 2019. CAS-6 is a payload on the technology test satellite Tianqin-1, whic... Read more
13 Colonies Special Event to Mark 10th Anniversary this Year
The annual Original 13 Colonies Special Event will mark its 10th anniversary this year. The event gets under way on July 1 at 1300 UTC and runs throug... Read more
D67GIA Comoros
Kenneth Opskar, LA7GIA will be active from Comoros 14 – 23 September 2015 as D67GIA not D67A as announced earlier. He will operate on 40 –... Read more
IC-7610 Special Page
After sophistication and deepening, RF direct sampling has gone further. Far away, DXer pursues a faint signal that reaches from the back of the eart... Read more
Hara Arena — Hamvention’s Former Home — to be Auctioned by IRS
Hara Arena, the former home of Hamvention®, is going on the auction block, the IRS has announced. The now-beleaguered building and grounds were closed... Read more
VHF
D Star & DMR for beginners- Radios, Hotspots and more
“I originally did this video as part of a monthly presentation for my local ham radio club. Its got some specific references to the Auburn CA cl... Read more
TYT MD-9600 Dual Band DMR Digital Mobile Radio (UHF/VHF)
Now you can go digital on the road with the TYT MD-9600 DMR Digital Mobile Two Way Radio! The MD-9600 gives you the crystal clear, noise-free audio of... Read more
The Remarkable Retevis Ailunce HD1 DMR Handheld
Ailunce HD1 Dual Band DMR Digital DCDM TDMA Waterproof Two Way Radio Description: HD1 dual band digital radio uses Digital Mobile Radio (DMR) Tier 2 S... Read more
![Kenwood TH-D74 – How to do a quick setup [ Video ]](https://qrznow.com/wp-content/uploads/2016/08/th-d74_vhf-190x122.jpg)
Kenwood TH-D74 – How to do a quick setup [ Video ]
Kenwood TH-D74 APRS & DSTAR Radio TH-D74 144 / 220 / 430 MHz Tribander APRS : Using packet-transfer communication to exchange real-time GPS positi... Read more
IC-R30 Communications Receiver (Handheld)
IC-R30 Communications Receiver (Handheld) After an online teaser campaign featuring silhouettes of mystery radio models, the secret is out and Icom In... Read more
WRC-19: request to support 50MHz
As the run-up to WRC-19 gathers pace, the UK Six Metre Group has also written to Ofcom in support of a positive approach to Agenda Item 1.1 concerning... Read more
![IC-9700 Manual – Basic and Advanced Manual [ English ]](https://qrznow.com/wp-content/uploads/2019/03/ic9700-190x122.jpg)
IC-9700 Manual – Basic and Advanced Manual [ English ]
IC-9700 Manual Basic Manual http://www.icom.co.jp/world/support/download/manual/pdf/IC-9700_ENG_Basic_0.pdf Advanced Manual: http://www.icom.co.jp/wo... Read more
Icom Amateur Radio and D-STAR Catalogues , Now Available to Download!
“The 2015 editions of the Icom Amateur radio and D-STAR catalogues are now available to download from this website. Both catalogues have been up... Read more
