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
Updated Amateur Radio Emergency Service Manual Now Online
Amateur Radio Emergency Service Manual The latest edition (March 2015) of the Amateur Radio Emergency Service® (ARES) Manual now is online. Thi... Read more
Baofeng DM-5R: Manuals and Software
Baofeng DM-5R DMR Digital Radio VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power 21CM Dual Band Antenna 8-Level Stepped F... Read more
TETRA 15-17-20-40 m – Yagi Antenna
Specifications Frequency MHz: 21~21,45 – 18,06~18,17 – 14~14,35 – 7~7,3 Active elements: 4 (15m) / 3 (17m) / 4 (20m) / 3 (40m) Gain dBi*: 14,8... Read more
ARISS Contact with Australian School Proves Educational on More Than One Continent
An April 20 Amateur Radio on the International Space Station (ARISS) contact with youngsters in the small town of Winmalee, New South Wales, Australia... Read more
The K7RA Solar Update
We just witnessed 12 consecutive days with no sunspots, which many of us found a bit unsettling. But fortunately Solar Cycle 25 activity returned with... Read more
Radio station in 3-wheel bike – OH7OL
Mobile amateur radio station (CW) built in to a tricycle. Owner is OH7OL (83 years old). -tranceiver Kenwood TS-130S -currently works on 20 meter and... Read more
Two Radio Amateurs Set to Launch to ISS
Three new International Space Station (ISS) crew members will launch July 23 (UTC) from Baikonur Cosmodrome in Kazakhstan. Kjell Lindgren, KO5MOS; Ole... Read more
Hurricane Watch Net to Activate for Hurricane Iota
The Hurricane Watch Net (HWN) will activate on Monday, November 16, at 1300 UTC, for Hurricane Iota, now a strong Category 1 storm. The HWN will begin... Read more
VHF
ICOM IC-905 Announcement Live React With Ray Novak
ICOM IC-905 Ray Novak and I were able to sit down to watch the IC-905 announcement video from ICOM Japan during the Tokyo Ham Radio Show. Read more
F3400D F5400D Series – Radios Digitales IDAS
Small, Slim and Smart High-Resolution Color LCD Multiple Languages License Key Upgrade NXDN™ Trunking Upgrade DES/AES Encryption with OTAR OTAP and OA... Read more
WireLess Microphone for Mobile Ham
NEW ARRIVAL High Quality Mobile Car Radio WireLess Microphone Product Description 500M Wireless Mobile Radio Microphone Freely move... Read more
BAOFENG UV-82 Dual Band Handheld Transceiver Radio Walkie Talkie
Description : BAOFENG UV-82 Dual Band Handheld Transceiver Radio Walkie Talkie The latest radio to come from Baofeng! This radio has upp... Read more
ID-4100 – Icom Catalog Scan – Japanese
ID-4100 Source: Read more
I talked to space! NA1SS QSO KG5AKV
International Space Station “I talked to space today! Astronaut Serena Auñón-Chancellor has made random unscheduled contacts on some of the Satu... Read more
IRN – International Radio Network
The IRN (International Radio Network) is a VoIP/RoIP system using Teamspeak 3 (TS3) that allows radio users to TX/RX using RF around the World using ... Read more
Icom IC-SAT100 Satellite PTT Radio
“Video, presented by James Heming which provides a comprehensive introduction to the Icom IC-SAT100 Satellite PTT Radio system, how it works, fe... Read more
