ARRL has announced that Orlando HamCation® will host the 2021 ARRL National Convention in Orlando, Florida, February 11 – 14. The convention will mark the 75th anniversary of
Read moreMese: Giugno 2020
Balloon Launched by Popular Web Show Host Completes Second Round Trip
A balloon launched on May 20 by “Amateur Radio Roundtable” web show host Tom Medlin, W5KUB, and team has begun its third circumnavigation of Earth. The balloon,
Read moreARRL Seeks Vintage DX Logs for Archive
ARRL continues to solicit paper logs of prominent DXpeditions or logs from stations and operators active from more rare locations from the 1950s through the
Read moreVHF propagation video released [ RSGB ]
Steve Nichols, G0KYA – Chair of the RSGB Propagation Studies Committee – narrates this presentation about VHF propagation. The presentation was written by John Worsnop,
Read moreI benefici dei moduli di potenza e le proposte di Renesas Electronics
I sistemi di alimentazione odierni per le infrastrutture di comunicazione e informatiche devono supportare elevati carichi di corrente a causa di FPGA, ASIC e microprocessori
Read morePMR446 Long Distance Records
With the recent increase in activity on the PMR446 band here in the UK I wonder if it’s time to revisit the idea of ‘PMR446
Read moreEchoHam version v2.10 has been released
EchoHam allows Amateur Radio operators to use the Echolink network from their Mac. You must be a licensed Amateur Radio operator to use this software. Echoham,
Read moreWSJT-X 2.2.2 released
The WSJT Development Group is pleased to announce the general availability (GA) release of WSJT-X Version 2.2.2. A brief summary of new features is provided
Read moreMoonraker GPA-RX HF Antenna 2 – 90 Mhz
Key Features/Specifications: Type: Aluminium Vertical with Unun matched base Frequency RX: 2.0-90MHz Impedance: 50 Ohms Base connection: SO239 Length: 6m Mast size: 25-42mm https://www.moonraker.eu/ Review How To Decode Maritime Distress Messages
Read moreErecting the EFHW-8010 End-fed Half Wave Antenna and Initial Testing
EFHW-8010 Multiband End Fed Half Wave Antenna 130 Feet (39.6m) long NO TUNER needed! Perfect for ALE HFLink, ARES, EMCOM … Resonant on 80/40/30/20/17/15/12/10m 1kW-ICAS
Read moreIl Nuovo Sistema di Controllo Operativo GPS Satellitare OCX
Nel mondo iperconnesso di oggi, dove quasi tutto può essere visto come un nodo su qualche rete, è essenziale poter condividere le informazioni con chiunque
Read moreVirtual Trade
Antenna Design and Measurement Software
AnTune software assists in designing antennas and RF impedance networks. Their software runs on PC/Windows and can communicate with a Vector Network Analyzer over GPIB/USB/LAN
Read moreRescued Radio Amateur Says, “Ham Radio Saved My Life”
ARRL member Alden Sumner Jones IV, KC1JWR, of Bennington, Vermont, is thankful for amateur radio, after he suffered a medical incident and lost consciousness on
Read moreHow to use the NanoVNA to sweep / measure an antenna system’s SWR and optimize its tuning
This video briefly shows how to setup and use the NanoVNA to sweep an antenna system (antenna, transmission line, transmatch, etc.) to measure its VSWR,
Read moreSending an NTS Radiogram (Field Day) – Ham Radio Q&A
Antenna Status QUAD: 4/12 StQ 50/144 , cubic 4 elements 50 Mhz and 12 elements 144 Mhz March 13, 2018 No comments Simulation table Eznec,
Read moreHamPi Ham Radio Software for Raspberry Pi from W3DJS (#294)
Equipment Portapack H1 For HackRF – Ultimate RF Hacker Tool June 19, 2020 No comments Read more Arduino semi-automatic antenna tuner June 15, 2020 No
Read moreHigh-Brightness BOARD
Fin dalla loro nascita, i LED (Light Emitting Diode – diodi emettitori di luce) sono stati applicati e utilizzati in svariati settori grazie alle loro
Read moreSunday Fun-days!
Sundays are Fun-days on the radio with two radio events back-to-back… From 7pm, operators are invited to call out on the UK SSB calling channel 27.275
Read moreVideo 4A2L Isla del Carmen Mexico. From DXNews.com
Video 4A2L IOTA Expedition Isla del Carmen, IOTA NA – 135, Mexico. Radio Club PueblaDX., Video 4A2L Isla del Carmen Mexico. From DXNews.com, ,
Read moreVideo 6F3A Isla Perez Mexico. From DXNews.com
Video 6F3A IOTA Expedition to Isla Perez, IOTA NA – 153, Radio Club PueblaDX., Video 6F3A Isla Perez Mexico. From DXNews.com, ,
Read moreLettore musicale per schede SD con il modulo ESP32
Riuscire a riprodurre in formato MP3 e altri formati di file, a partire da una scheda SD, oggi è notevolmente più semplice e intuitivo. Il
Read moreUn aiuto online per i progettisti nel settore aerospazio/difesa
Non c’è dubbio che la professione di ingegnere nell’ambito IT sia complessa e sempre in costante e rapida evoluzione. Ogni segmento di mercato, che si
Read moreKC4AAA Amundsen Scott South Pole Station. From DXNews.com
W5FJG will be active from Amundsen Scott South Pole Station Antarctica until November 2014 as KC4AAA., KC4AAA Amundsen Scott South Pole Station. From DXNews.com, ,
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