A question from an Oggie prompted this look at the use of transponders in amateur radio.
Antenna
GB HF Quad 3 el / 3 band
Details GB HF Quad 3elm 3band 10-15-20m Turning:3,80m (12,4ft) Boom:5,50m (18ft) Fiberglass rod:4,00m Gain:9db F/B:20/25db F/S:20/30db VSWR:1:1:1 on R... Read more
Buddistick Pro from Buddipole
Brand new and about to be released to the public is the Buddistick Pro from Buddipole, which is a great option for a light weight portable antenna for... Read more
Chameleon CHA-MPAS 2.0 Portable Ham Radio Antenna System
The Chameleon CHA-MPAS 2.0 just might be the best portable Ham Radio antenna that you can get today, due to its versatile configurations and compact s... Read more
Chameleon Tactical Delta Loop (CHA TDL) Antenna Review – Ham Radio Q&A
The Chameleon CHA TDL Tactical Delta Loop antenna is a portable multi band portable HF antenna designed for operation on the 80 through 6 meter bands. Read more
The Cycle Buster – New HF Dual Antenna M2 !
The 40-20M-3-5 is a coil loaded 40 meter 3 element Yagi interlaced with a 20M 5 element Yagi. This antenna is the perfect package to bust the sun spot... Read more
Review
10 Common Mistakes Made With Software Defined Radio
If you’re a new comer to the SDR or SWL hobby then here’s 10 things which will help get you started and choose the right equipment to use,... Read more
Upgraded Baofeng DM-5R Can Communicate with a Motorola Radio
Today Radioddity published in his fanpage on Facebook, this video below. check it! “DM-5R with Motorola DB4801e – TDMA vs. FDMA/CW…... Read more
Optimizing Receiver Performance – “ARRL The Doctor is In” podcast. Listen…and learn!
There are a number of ways that you can adjust your transceiver for optimum receive performance Read more
Stay away from cheap coax
A viewer asks about some inexpensive coax they found online. Is it any good? We talk about that and why you may want to stay away from cable that has... Read more
Pluto Plus SDR – An Adalm Pluto Upgrade?
Here we take a look at the Pluto+ which has all the features the original Adalm Pluto should of had. Description: Pluto+ is a software-defined radio p... Read more
Equipment
Introduction to the RSPduo Dual tuner 14-bit 1kHz – 2GHz SDR
The RSPduo is a high performance dual tuner SDR. Housed in a high quality steel enclosure, each tuner can operate individually anywhere between 1 kHz... Read more
MFJ-269C HF/VHF/220MHZ/UHF,.530-230,415-470MHZ,SWR ANALYZER
MFJ-269C Covers 530 KHz-230 MHz and 415-470 MHz . . . SWR . . . Complex RFImpedance: Resistance(R) and Reactance(X) or Magnitude(Z) and Phase(degrees)... Read more
The new Elecraft SP3 Speaker
Elecraft SP3 Speaker Peter Waters, G3OJV and Justin Johnson G0KSC are in the US in the lead up to Newark collecting information and products for a... Read more
1:1 Current balun Dual core 1500 watts RTTY, 5KW ICAS
1:1 dual core current balun Constructed using dual 240/31 cores. Stainless steel hardware. 1-61MHZ With dual cores you get great frequency range, equ... Read more
Peovi Tactical Carry Cage for Icom IC-705 | Drop Proof Your Radio!
Full wrap single part main cage Flat Bottom 1/4 x 20 threaded hole for tripod use Removable / fordable top handle Removable side knob protectors... Read more
News
Use your Privileges Properly – Ham Radio
Due to some inquiry by Eric, KB0YDN, I decided to make this video discussing the incident of the Ham Firefighting Interference in Idaho Last year. Thi... Read more
ISM Packet Decoder Plugin For SDR Sharp – RTL 433
Here we take a look at the RTL433 Plugin for SDR Sharp, making it easy to decode ISM RF Packets. https://github.com/marco402/plugin-Rtl433-for-SdrShar... Read more
Increase in unidentified intruders
IARUMS newsletter IARU Monitoring System (IARUMS) Region 1 newsletter reports an increase in unidentified intruders in the amateur radio bands followi... Read more
I’m an Intern at ARRL Headquarters!
“I’m Jherica Goodgame, KI5HTA, and I’m a 2022 summer intern at ARRL HQ. Join me while I show you around some of my favorite parts of... Read more
Antenna on Sloping Ground – What happens?
“Various terrain and Antennas: You can make the slope work to your advantage. I know your next question already. Hang on. I’ll make a vide... Read more
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