General Amateur Radio Exam part 5. Volunteer Examiners, good operator practices. Reactance demonstration.
Antenna
Wolf River Coil vs End Fed Half Wave: Brunet Island State Park, WI POTA K-1442
You asked for it, here it is: a live A/B test of the Wolf River Coil vs the Chameleon CHA-LEFS End Fed Half Wave antenna. Which will win in this Parks... Read more
Yagi Antenna GXP-7 (7 elements 5 bands)
Resonant frequency [Resonance frequency]: 28, 21, 14 MHz Frequency [Frequency]: 24, 18 MHz Logoperiodic Number of elements [Number of elements]... Read more
InnovAntennas invest in Ansys
InnovAntennas have invested in Ansys HFSS 2020 R2, a fully 3-dimensional mesh-based simulation package to help in the perfection and product... Read more
Europes highest Amateu Radio Remote-Station
“The harsh winter of 2020/2021 has also left its mark on Europe’s highest amateur radio remote station on Rigi Scheidegg in the middle of... Read more
Equipment
Five-Watt SDR Transciever for Hams – RS-HFIQ 5W Software Defined Radio
The RS-HFIQ is a high performance Software Defined Radio (SDR) 5W Transceiver for CW, SSB, AM, FM and digital modes. Product Summary Not just another... Read more
Yaesu Catalog – VHF and UHF
YAESU Catalog – The Radio The Yaesu brand is well known among ham radio aficionados and is synonymous with premium quality ham radios. From sta... Read more
Introducing the BP-307 High Capacity Li-Ion battery pack
Short overview of the BP-307, a new high capacity 7.2V / 3350mAh (typ.) Li-Ion battery pack designed for Icom’s latest range of IP, LTE radio and sele... Read more
SUPERSTAR CRT SS-6900N – 28 and 27 MHz
Superstar CRT SS-6900N Product Description Superstar SS-6900N Modes: AM/FM/USB/CW/PA Frequencies: 28-29.7 Mhz Modes: AM/FM/USB/CW/PA OUTPOWER: 12 W A... Read more
VHF
VHF Handbook Available for Download
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 Ba... Read more
Alinco DJ-X81 0.1~1300MHz Seg TV voice · EWS receive corresponding receive
Base price (excluding tax): 36,800 yen ● reception frequency range: 0.100 ~ 252.895MHz / 255.100 ~ 261.895MHz 266.100 ~ 270.895MHz / 275.100 ~ 379.895... Read more
Student from Saint Paul’s School Rajkot receives ISS SSTV
14-year-old Snehal Vagadia VU3WHO successfully received his first Slow Scan TV image from the International Space Station on Sunday, February 10. It w... Read more
BaoFeng DM-5R Dual Band DMR Digital Radio
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
Review
Can RG8X Really Handle 1500 Watts?
Using a linear amplifier Jim W6LG tests a 100 foot length of RG8X to see if it can handle 1500 watts by measuring the temperature of the jacket. You m... Read more
Tech Tips – Radio & Antenna for HF Go Box
Tech Tips – Mike, KC8NMW – DX Engineering Sales & Tech Support “What HF rig and antennas are good for a go box?” Read more
HF Interference Problem from Ethernet over Powerlines Devices
“Testing to see how bad powerline internet connections can be for HF reception. These devices allow you to use your house power cables as a conv... Read more
Digital Modes
The Ultimate Portable Ham Radio Computer
Hello Operators. In this episode of the OH8STN ham radio, we are discussing replacing the raspberry pi field computer build, with the Microsoft Surfac... Read more
Get Started with FT8 – An Introduction for Beginners
FT8 is a mode in the WSJT-X software developed by Dr Joe Taylor K1JT. In this video I show how to get started and make contacts with FT8, introduction... Read more
WSJT-X Version 2.5.1 has been Released
The WSJT-X development team has announced the general availability release of WSJT-X version 2.5.1. This release mainly contains i... Read more
WSJT-X Errors? Try This Simple Fix
Does WSJT-X display errors when you transmit with your radio? Try this simple fix which has helped me get rid of those frustrating errors. Read more
WSJT-X version 2.5.1 released
WSJT-X version 2.5.1 releasedThe development team have announced the General Availability (GA) release of WSJT-X version 2.5.1. This release mainly co... Read more
