Review
“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn!
“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn! Sponsored by DX Engineering, “ARRL The D... Read more
A simple method for Decibel power calculations. Receivers. – Ham College 51
Questions from the General Amateur Radio exam pool part 22. A simple method for Decibel power calculations. Receivers. Read more
MFJ-1708SDR review – Share your antenna between your transceiver and an SDR
“With all the low-cost performance SDR available these days, we can have a lot of fun experimenting with it. But we need antenna, with the MFJ-1... Read more
SDR Play Review and Operation
The SDR-play RSP1 is a powerful wideband fullfeatured SDR which covers all frequencies from 10 kHz up to 2 GHz. All it needs is a PC and an antenna to... Read more
News
FCC Eliminates Amateur Radio Vanity Call Sign Regulatory Fee
he FCC is eliminating the regulatory fee to apply for an Amateur Radio vanity call sign. The change will not go into effect, however, until req... Read more
The Mar-April issue of CQ is now online for the digital subscribers
The Mar-April issue of CQ is now online for the digital subscribers. See more: Read more
Martlesham FUNcube Development Workshop Report
Having two live projects underway is proving an enjoyable challenge for the AMSAT-UK teams involved. Both the Nayif-1 CubeSat and our payload on ESEO ... Read more
Amateur radio tower approved in Dripping Springs after a year’s wait
By Jonathan Gonzalez After lengthy deliberation Sept. 21, the Dripping Springs City Council approved a special permit allowing a resident to install a... Read more
Digital Modes
FT8 Performance Secrets
“Neil investigates what really matters when you are aiming for the ultimate performance with FT8 and other digital modes. He demonstrates and ex... Read more
Second Test of FT8 DXpedition Mode Set for April 7
The second public test of FT8 DXpedition Mode will take place on April 7, and all radio amateurs are invited to participate. WSJT-X Developer Joe Tayl... Read more
Raspberry Pi Ham Radio SSTV
In this project the Raspberry Pi with the PiCam is used as a wireless camera which can transmit images over long distances, usually hundreds of meters... Read more
Significant changes in store for FT8 and MSK144 with WSJT-X Version 2.0
WSJT-X co-developer Joe Taylor, K1JT, has announced that major changes are coming to the FT8 and MSK144 digital protocols when WSJT-X version 2.0 arri... Read more
Antenna
TRI-BAND MOBILE ANTENNAS – NGC – Comet Antennas
MOBILE ANTENNAS Fold-Over Hinge Most Comet mobile antennas over 29″ length have a fold-over hinge built into the base section of the antenna. It is NO... Read more
Elecraft AX1 Multi-Band Whip Antenna
Elecraft AX1 – Portable HF antenna Elecraft AX1 Ultraportable 17/20 Meter Antenna System (FAQ) Q: What is the AX1? A: The AX1 is a dual-band (20... Read more
QM7 – Seven elements Yagi -Uda Antenna – 144MHz
Make yourself your antenna for 144MHz Great yagi antenna for 2 meters Band – Download .pdf File – To open file you neeed adobe reader ... Read more
The 2 Meter Coffee Can Antenna
The 2 meter coffee can antenna is easy to make and you’ll have loads of fun making contacts with it! The coffee can antenna is actually a... Read more
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