Remote Desktop screencapture of my Raspberry Pi3 monitor receiver on 40m amateurradio band with WSJTx and decoding FT8,JT65 and JT9. Receiver hardware is RTL-SDR(tcxo) + simple converter and homemade bandpass filter. SDR software is LINRAD by SM5BSZ. RasperryPi3 OS is Ubuntu Mate 16.04.
VHF
ARRL Asks FCC to Allow 3.4-GHz Operation until Spectrum is Occupied
In comments to the FCC, ARRL has argued that radio amateurs be allowed to continue shared operation in the 3.4 GHz band until 5G licensees who purchas... Read more
Getting Started with the FM Satellites
Getting Started with the FM Satellites If you can program split-frequency memories in your dual-band radio, or your dual-band radio has two VFOs, you... Read more
Baofeng AR-152 Tactical Military Ham & Airsoft Radio
Baofeng AR-152 VHF/UHF Ham Radio 15W Powerful 12000mAh Battery Portable Tactical Game Walkie Talkie AN /PRC-152 Two Way Radio Read more
New! Yaesu FTM-3200DR – 2M 65W FM/C4FM Mobile
Yaesu FTM-3200DR FTM-3200DR 144MHz 65W C4FM/FM Single Band Digital Mobile Transceiver Rugged & Compact 2m Digital Mobile with Front Speaker Radio... Read more
Amateur Radio Guide to Digital Mobile Radio (DMR) by W2XAB
What is DMR? Digital Mobile Radio (DMR) was developed by the European Telecommunications Standards Institute (ETSI) and is used worldwide by pr... Read more
Antenna
Six-Band HF Center-Loaded Off-Center-Fed Dipole by ON4AA
Design goals Like many fellow radio amateurs, I own a fairly standard shortwave radio station consisting of a 100W HF transceiver driving a 1kW... Read more
M2 LEO-Pack Antenna System
AMSAT-NA and M2 Antenna Systems LEO-Pack AMSAT-NA Member-Only Special PricingThe 436CP16 and 2MCP8A are light weight, circularly polarized antennas op... 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
Light Beam Plus Antenna – LBP-20M
The support structure of the Light Beam Plus Antenna series is very different from that of any other antenna that is currently on the market. Manufact... Read more
Log Periodic Antennas – “ARRL The Doctor is In” podcast. Listen…and learn!
These directional antennas may look like Yagis, but they are quite different. The Doctor explains! Read more
Review
![Xiegu X6100 [ Video Demo ]](https://qrznow.com/wp-content/uploads/2021/12/maxresdefault-1-2-190x122.jpg)
Xiegu X6100 [ Video Demo ]
Xiegu X6100 Read more
Review: SOTABeams WSPRLite HF WSPR transmitter
Reviewing the WSPRlite transmitter by SOTABeams. Includes a description, demonstration and a look inside. In conjunction with the DXplorer website it... Read more
Unboxing the BITX40 SSB QRP 40-Meter Kig
“I learned about the BitX-40 from Randy, K7AGE’s unboxing video and immediately placed an order. It arrived today a few weeks after I plac... Read more
DMR Dual Band Radioddity GD-77 Review HT
Here is a video just showing the Radioddity GD-77 dual band DMR HT. A much better model than the GD-55, and definately worth the price over a TYT MD-3... Read more
Build an APRS Fill In Digipeater – Ham Radio Q&A
APRDS “APRS or the Automated Packet Reporting System can be really handy for tracking vehicles and other assets during events like parades, ride... Read more
Equipment
DMX-40 Transceiver
The Premier Morse Translator/Transceiver Tired of trying to learn Morse code? Searching for a state-of-the-art decoder/encoder companion for your stat... Read more
![CS108G+ HF Radio [ Pre-Order ]](https://qrznow.com/wp-content/uploads/2016/11/CS108G_Front__73855.1479246571.1000.1200-190x122.jpg)
CS108G+ HF Radio [ Pre-Order ]
CS108G+ is an upgraded version of the X108G from Xiegu. Besides the standard features as will be described below, this version has a built in Spectrum... Read more
Wideband RF Switch (5 – 3000 MHz)
Photo: Aditya Mukherjee In an application it was required to use 6 different antennas at 6 nearby locations one at a time as the Bluetooth/WiFi antenn... Read more
App - Mobile
EchoLink for iOS version 2.6.14 is now available
EchoLink for iOS version 2.6.14 is now available in the App Store. This is a 64-bit build that is fully compatible with iOS 10 and modern iOS devices.... Read more
My LoTW – Free app for iOS and Android
My LoTW is a viewer app for ARRL’s Logbook of the World. With My LoTW, you can: – View all the QSOs you have submitted to LoTW. –... Read more
![Architecture of Radio APP [ Video´s ]](https://qrznow.com/wp-content/uploads/2016/03/4-190x122.jpg)
Architecture of Radio APP [ Video´s ]
Architecture of Radio Architecture of Radio is a neat app, showing you what the world of radio “would” look like, if you could see in the... 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
RFinder – The World Wide Repeater Directory now supports Twitter!
“RFinder has been the ‘Social Repeater Directory’ for a while now with its support of repeater check-in postings to APRS and... Read more
LINX consolidates communication, tracking and safety
The LINX platform consists of the mobile app, dispatch dashboard, and specialized equipment so your team can transmit voice, data, and send emergency... Read more
