![Remote Antenna Tuners [PodCast] – “ARRL The Doctor is In”](https://qrznow.com/wp-content/uploads/2017/03/hf-auto-open-l.jpg)
“Remote Antenna Tuners” is the topic of the just-released episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
Antenna
Yagi Antenna Frequency [Frequency]: 28, 24, 21, 18, 14 MHz Number of elements [Number of elements]: 4 Profit [Gain]: 9.5 – 9.0 dBd suppression front-to-back [Front to back ratio]: 16 22 dB bandwidth for SWR 1.5: 1 (Bandwidth for SW... Read more
App - Mobile
SmartSDR for iOS v3.4.01 Now Available
FlexRadio Systems announces the release of SmartSDR for iOS v3.4.01 is now available for download or update from the Apple App Store. This App require... Read more
New APP for digital QST
Apple has released a new app for digital QST (version 5.1) readers that use that platform. A long-standing problem involved the inability of some Appl... Read more
iWSPR TX – WSPR for iOS version 2.8 now available
WSPR WSPR implements a protocol designed for probing potential propagation paths with low-power transmissions. Normal transmissions carry a station’s... Read more
VHF
ICOM 2019 P25 CAP
What is P25? P25 is a standard for the manufacturing of interoperable digital two-way wireless communications products. Sometimes also known as Pr... Read more
ICOM IC-SAT100
Icom’s IC-SAT100 allows users around the world to communicate with a group of PTT radios at the push of a button. To do this, the IC-SAT100 utilizes I... Read more
News
The K7RA Solar Update
Even with little to no solar activity, it is amazing how many long-distance HF contacts are possible, even without using weak signal modes such as FT8... Read more
Dayton Hamvention® Invites 2020 Award Nominations
Dayton Hamvention® is inviting nominations for its 2020 awards. Nominations are due by February 15, 2020. Awards will be granted for Amateur of the Ye... Read more
Indonesia Earthquakes – Emergency Frequency 2019
Emergency Net on 7.110 MHz “A tsunami alert has been issued after a 7.4 magnitude earthquake struck off the northwest of Indonesia‘s Maluku Isla... Read more
Equipment
RF-KIT Power Amplifiers RF2K-S
RF-KIT Power Amplifier RF2K-S – THE Solid State 1,500 watt linear amplifier DX Engineering exclusive! Both kit and assembled versions offer exac... Read more
3D printed desktop rack for KX3 / PX3
“Robert K5TD makes me wish I had a KX3. His own design of a 3D printed rack beautifully shows off the radio and panadapter and, from observation... Read more
RigExpert Stick 230 100kHz – 230MHz Analyzer
RigExpert Stick 230 Small. Handy. Powerful. The analyzer is designed for measuring SWR (standing wave ratio), return loss, as well as other parameters... Read more
Small QRP-GO-BOX powered by Raspberry Pi4, KX2 and TH-D74
Small multifunctional, digital, very compact amateur radio station for the radio operation at home, on the way or in the emergency radio. For the digi... Read more
