SunSDR2 DX HF Transceiver Setup and Demo
Expert Electronics SunSDR2 DX HF 100W, 6M 50W, VHF 8W Transceiver with Direct Digitization and Direct Signal Synthesis The SunSDR2 DX transceiver based on the…
ADC nei Microcontrollori Kinetis Freescale (NXP)
In questo articolo analizzeremo i Microcontrollori Kinetis Freescale (NXP), in particolare le tecniche di conversione analogico-digitale (ADC). Per sviluppare il nuovo dispositivo di recupero di…
5R8AP Madagascar. From DXNews.com
Alessandro, IU3EDK is receive 5R8AP call sign and will be active from Madagascar Island, IOTA AF – 013, when COVID-19 restrictions will be lifted., 5R8AP…
As Marco Weakens, Attention Turns to Laura, Which May Become a Category 2 Hurricane
With now-Tropical Storm Marco continuing to weaken, the Hurricane Watch Net (HWN) canceled plans to reactivate on Monday morning. Although no longer a hurricane, Marco…
Portable QRP Ham Radio & PowerFilm Lightsaver Max
Antenna SteppIR UrbanBeam, “Step by Step” Assembly and Installation October 03, 2018 No comments SteppIR Antenna This video shows the SteppIR UrbanBeam’s step-by-step assembly and…
HF PORTABLE – CHOOSING THE RIGHT ANTENNA
Antenna The Air Jupiter End Fed Co-Linear Antenna February 29, 2020 No comments launching today The Air Jupiter End Fed Co-Linear Antenna! Here’s a video,…
Coronavirus in the UK: Meet the child radio enthusiast making friends thousands of miles away during lockdown
By Rhiannon Williams William, 10, has been discovering the joy of chatting with people across the world over radio waves – and he’s far from the…
2020 CQ WW Rules Updated
Effective with the 2020 contest, there have been some modifications to the CQ WW rules that have been developed and approved by the WW contest…
Southern SSB Net – Winter Hill
Video:YouTube/26CTX2500 An interesting video from Paul, 26CTX2500 talking to the guys of the Southern Net on 20th August 2020.
La famiglia dsPIC33GJ06
I PIC sono microcontrollori a 8 bit tra i più diffusi al mondo. Da qualche tempo Microchip ha introdotto una nuova famiglia di microcontrollori: i dsPIC. Questi presentano importanti differenze con i…
Rilevare il COVID-19 attraverso il suono della voce
Un’app potrebbe aiutare a rilevare il COVID-19 analizzando il discorso di una persona. L’app utilizza l’elaborazione del segnale e gli algoritmi di Intelligenza Artificiale opportunamente…
5R8UX Madagascar. From DXNews.com
Francesco, IK0FUX is receive 5R8UX call and will be active from Madagascar when COVID-19 restrictions will be lifted., 5R8UX Madagascar. From DXNews.com, ,
R.T.C.C. con PIC16F1827
I microcontrollori PIC 16 dispongono di un timer e di un dispositivo di comunicazione I2C verso l’esterno. L’articolo descrive l’implementazione di un R.T.C.C. software che può sostituire quelli hardware o essere…
P42WW Aruba. From DXNews.com
P42WW Team will be active from Aruba Island, IOTA SA – 036, 2 – 30 September 2020, commemorating 75th anniversary end of Second World War.,…
Quando la potenza è gratis
Sono certo che molti di noi ricordano la canzone dei Dire Straits che fa: “Money for nothing and …” ma quanti avrebbero pensato che un…
Technology and Technique Making Ham Radio Testing Possible During Pandemic
Amateur radio license testing continues during the pandemic, with a combination of remote Volunteer Examiner (VE) test sessions and careful in-person session planning. In Hawaii, VE Team…
Enthusiasm Undimmed for International Lighthouse Lightship Weekend
The 23rd International Lighthouse Lightship Weekend (ILLW) takes place this weekend. The 2-day event begins at 0001 UTC on August 22 and continues until 2400…
How To Use A Ham Radio Manual Antenna Tuner
How To Use A Ham Radio Manual Antenna Tuner Antenna Lesson 6.1 Antenna Basics December 19, 2014 No comments Antenna Basics “General Class Ham Radio…
K6OIK Wins the August QST Cover Plaque Award
The winning article for the August 2020 QST Cover Plaque award is “Antenna Performance in a Forest of Trees” by Steve Stearns, K6OIK. The QST Cover Plaque Award —…
Extend SDR Transmit Range – LimeSDR – HackRF – Adalm Pluto Amplifier
Antenna A powerful analyzer KC901S RF Multimeter with vector antenna analysis function April 24, 2015 No comments KC901S is a “RF multimeter”. It supports…
Due semplici spettrometri audio a 7 bande
L’articolo presenta due versioni di spettrometri audio, realizzati con un microcontrollore, un equalizzatore grafico e pochi altri componenti. Lo strumento copre alcune bande nello spettro…
CUSHCRAFT SR-5 – 5-BD, 9EL, 10/12/15/17/20 M, 5KW
The SR-5 – A 9 element multi-Band HF 5 Band Super-compact Yagi covering 20m/17m/15m/12m/10m bands with a single feed point The SR-5 has been reduced…
The Lab599 TX-500 memory keyer in action!
The @lab599 TX-500 memory keyer in action! #hamradio #qrp #pota @HamRadioOutlet pic.twitter.com/9syZScQj7X — SWLing Post (@SWLingDotCom) August 19, 2020 Antenna The PackTenna Mini 9:1 Random…
JT9 activity days ‘Make haste slowly’ 22-23 August 2020
Dear Fellow Radio Amateurs, We invite fans of digital modes of radio communication to JT9 activity days ‘Make haste slowly‘ which will take place from…
New Contest for Portable Stations to Debut in October
A new amateur radio contest for portable operators — the Fox Mike Hotel Portable Operations Challenge (POC) — will debut October 3 – 4. The…
