Garry Ursenbach, VE6MU / NB7T, wants to know Dave’s suggestions on morse code keys. Dave will also teach about keyers.
Antenna
Create CLP-5130-1N VHF/UHF Log-Periodic Antennas – VHF/UHF, 21 Elements, 50-1300 MHz
VHF/UHF Log-Periodic Antenna Antenna, LPDA Type, VHF/UHF, 21 Elements, 50-1300 MHz, 500 W, 50 ohms, 6.66 ft. Boom Length, Type N, Female Create CLP-51... Read more
How High Should a Dipole Be? A Look at Antenna Modeling
“How high should a dipole be? What happens if it’s too low or too high? We turn to EZNEC antenna modeling software to see that the old rul... Read more
Buddipole vs AlexLoop Walkham
Buddipole vs AlexLoop Walkham “Tried to do the most objective analysis on a comparison between the Buddipole and a AlexLoop Walkham ante... Read more
Hybrid Double Quad Antenna 2m 2/HDQ5
HYBRID DOUBLE QUAD ANTENNA 2M Double quad antenna amateurradio 2m Antenna for Amateurradio, Hamradio 2m-band VHF (frequency 144.000 MHz – 146... Read more
Building the Moxon Antenna
Building the Moxon Antenna is fairly easy and lends itself to imagination. No two Moxon’s are identical save the dimensions of the elements... Read more
Review
Elecraft KX1 & AX1: Dodging the rain at Lake James State Park
Dodging the rain at Lake James State Park Read more
5 Hytera DMR Radios in Comparison
Hytera Communications Corporation Limited (SHE:002583) , a world’s leading solution provider of Professional Mobile Radio communications, is ded... Read more
One Coax, Several Radios
Joe, Wb2ZDB, asks Hey Dave, In your “An Unusual Jpole Antenna” episode uou said something about having gotten a Coax Coupler from MFJ, hav... Read more
Review of the MFJ-1835 Cobweb Antenna
MFJ Cobweb Antenna For restricted spaces, 5-Bands: 20/17/15/12/10 Meters . . . Restricted space spoiling your operating fun? MFJ Cobweb puts... Read more
Equipment
![IC-R30 Communications Receiver [ Video ] HamFair](https://qrznow.com/wp-content/uploads/2017/09/ic30-265x168.jpg)
IC-R30 Communications Receiver [ Video ] HamFair
IC-R30 Communications Receiver (Handheld) The IC-R30 is the successor to the popular IC-R20 compact handheld receiver. The IC-R30 can listen to two si... Read more
Italab Rfbroadcast – HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz )
Italab HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz ) Extremely robust HF RF POWER amplifier, the RF section is equipped with 2 DUA... Read more
BITX40: A Fully Assembled $45 SSB QRP transceiver
BITX40 Work the world on 40 meters When was the last time you used a radio you had built? The BITX40 board is single circuit board 40 meter SSB transc... Read more
Hambuilder HBR4HF 4 Band HF Transceiver
HBR4HF specification Heterodyne 10MHz Xtal filter exciter based on Hambuilder BritX exciter 300-25000Hz audio band pass active filter using NE5532 4 B... Read more
News
IARU Reports Another Over-the-Horizon Radar System is Under Construction in India
In October, the International Amateur Radio Union (IARU) Region 1 Monitoring System (IARUMS) newsletter reported on the continuing run of over-the-hor... Read more
How well is the VHF Repeater Hearing your Signal?
VHF Repeater “Collin, K0NNK, is having some trouble with is antenna and a nearby repeater. He hit a 2 meter repeater full quieting but the repea... Read more
Dayton Hamvention Expects to be Live Event in 2022
Dayton Hamvention® organizers are planning to mount the first in-person show in 2022, following 2 years of COVID-related cancellations. The event is s... Read more
Big Bright Regions Beckon Amid a Big Aurora Show | Solar Storm Forecast 11.22.2021
“Activity remains subdued this week with only pockets of fast solar wind to bring sporadic aurora to high latitudes, nothing like the G3 show we... Read more
ISS SSTV Dec 1-2 145.800 MHz FM
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV images on 145.800 MHz FM using the SSTV mode PD-120.... Read more
![Working with the Xiegu X6100 [ Videos ]](https://qrznow.com/wp-content/uploads/2021/11/A_03_1024x1024-2-1-90x60.jpg)
![Working with the Xiegu X6100 [ Videos ]](https://qrznow.com/wp-content/uploads/2021/11/A_03_1024x1024-2-1-180x120.jpg)