DDS – PianetaRadio.it

DDS Arduino Signal Generator

Pubblicato il 15/11/2019, ultimo aggiornamento 27/12/2019 By iz8ewd

Generatore di segnali DDS controllato da Arduino.

DDS 60

Pubblicato il 01/04/2008, ultimo aggiornamento 15/11/2019 By iz8ewd

DDS 60, kit VFO 60MHz con DDS AD9851

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L'Editoriale di Dicembre 2021

Auguri. Per favore non sprechiamoliGabriele Villa, I2VGW Auguri. Già, auguri. Per chi come me che, per lavoro maneggio, mescolo, e distillo parole e le metto per iscritto, quotidianamente, le difficoltà aumentano, credetemi. Mi spiego meglio: le parole scivolano via e scappano veloci quando si pronunciano e, peggio ancora, quando vengono scritte, verso le destinazioni più improbabili e più impensabili. Spesso arrivano persino al destinatario sbagliato e lanciano messaggi capovolti. Più frequentemente rischiano di venir sprecate, dette e redatte per convenienza, opportunità, retorica. Così, appunto, le difficoltà aumentano, se si fa un minimo di esame di coscienza, come, da qualche tempo, ammetto, io sto facendo per primo. Cominciando a pormi delle domande. Le ho usate, le sto usando in modo appropriato le parole che inanello? Hanno sempre rappresentato e continuano a rappresentare, puntualmente e sinceramente, il mio pensiero o sono state e, talvolta, lo sono ancora, falsate dall’emotività di un determinato… [...]

Il Morse con ARI-Cuneo

Fonte: ARI Cuneo [...]

CW con ARI-Loano

Informazioni sul corso: Apprendimento dell’alfabeto morse in serate in videoconferenza tenute ogni martedì sera dalle ore 21 alle 23. Durata circa 5 mesi. Occorre un PC munito di Webcam con connessione veloce. Il corso è aperto a tutti e gratuito, ma limitato a 15 partecipanti. Per info e iscrizioni, scrivere a: marconiclub@ariloano.it [...]

II1TCWC Inorc on air

L'I.N.O.R.C. “Italian Naval Old Rhythmers Club”, costituito nel 1976 con lo scopo di tenere vivo il ricordo della radiotelegrafia navale e delle persone che per essa hanno operato, organizza e propone il diploma “II 1TCWC”. L' I.N.O.R.C. ricorderà così il primo collegamento radiotelegrafico effettuato da Guglielmo Marconi il 12 dicembre 1901 tra Poldhu (Cornovaglia in Gran Bretagna) e Saint John's (sull' isola di Terranova in Canada). Il segnale radiotelegrafico (i tre punti corrispondenti alla lettera S dell'alfabeto Morse) raggiunse la distanza di 3540 chilometri e come poi ebbe a dichiarare lo stesso Guglielmo Marconi: “Era nata in quel momento la radiotelegrafia a lunga distanza”Dal 12 dicembre al 17 dicembre 2021 saranno attivi – esclusivamente in CW e su tutte le frequenze HF - la stazione speciale II1TCWC, la stazione di Club IQ1NM e numerosi Soci attivatori I.N.O.R.C. Per l'occasione, oltre al diploma rilasciato ai partecipanti che raggiungeranno il punteggio specificato… [...]

“Contest I.N.O.R.C.”

L'I.N.O.R.C. “Italian Naval Old Rhythmers Club”, costituito con lo scopo di tenere vivo il ricordo della radiotelegrafia navale e delle persone che per essa hanno operato, organizza come ogni anno il “Contest I.N.O.R.C.” giunto all'edizione n. 41In concomitanza con il Contest viene anche istituito il “Memorial Antonio Zerbini I1ZB” per ricordarne la scomparsa avvenuta nel marzo di quest' anno. L'I.N.O.R.C. intende così onorare la figura di colui che ne fu Presidente dal 1992 al 2013 e che diede lustro ad uno dei più importanti sodalizi internazionali dedicati alla radiotelegrafia.Il Contest/Memorial avrà luogo il 4 e 5 dicembre 2021 – esclusivamente in modo CW - ed è aperto alla partecipazione di tutti gli OM ed SWL.Saranno operativi la stazione speciale II1ZB, la stazione di Club IQ1NM e numerosi radiotelegrafisti Soci del Club. [...]

Two 160-Meter Events in December Give Nod to 1921 Transatlantic Tests

160-meter operators can revel in two opportunities in December that promise to fill the airwaves with activity to test skills and stations on that band. The events take place a century after the Transatlantic Tests of the 1920s, which ushered in the dawn of international amateur radio communication.The annual ARRL 160-Meter Contest begins at 2200 UTC on Friday, December 3, and ends at 1559 UTC ... [...]

Ward Silver, N0AX, and Frank Donovan, W3LPL, Win the November 2021 QST Cover Plaque Award

[...]

IARU Reports Another Over-the-Horizon Radar System is Under Construction in India

[...]

New Section Manager Appointed in Maine

Maine Section Manager Robert Gould, N1WJO, has resigned for personal reasons after serving since July 2020. Effective on December 3, ARRL Field Services Manager Mike Walters, W8ZY, has appointed Phil Duggan, N1EP, of Milbridge as interim Section Manager to complete the current term, which ends on June 30, 2022.Duggan is a retired US Navy electronics technician chief and active in emergency comm... [...]

December 2021 Issue of QST to Mail Mid-Month, Arrive Thanksgiving Week

Due to the widespread paper shortage and related supply chain issues, the December 2021 issue of QST will mail approximately one week later than usual, arriving in homes the week of November 22.ARRL members can read the digital edition of the December issue now, at http://www.arrl.org/qst. [...]

New web-based RSGB EMF calculator

We are pleased to launch our new version of the RSGB EMF calculator v11d which is now available in a new browser-based version as well as the spreadsheet version. You can find both versions on our website The web browser version does not require you to have Excel or another spreadsheet on your computer. This […] [...]

Regional team changes

Kath Wilson, M1CNY has stood down as Regional Representative Region 3 after serving in this post since the inception of the Regional Team in December 2000. The RSGB would like to thank her for her service to the Society and look forward to continuing working with her in her position as Chair of the RAIBC. Derek […] [...]

GB2RS News Script for 28 November 2021

Tap or click the link below to download this week’s GB2RS news script GB2RS News Script for 28 November 2021 (14-page/432KB Microsoft Word document) Problems downloading the GB2RS news script? Try this alternative link [...]

Centenary of transatlantic amateur signals

December 2021 marks the centenary of the first amateur radio signals crossing the Atlantic. Signals from the USA were received by Paul Godley, 2ZE, at a specially prepared receiving setup at Ardrossan in Scotland. From 1 to 26 December 2021, all UK and Crown Dependency licensees may add the suffix /2ZE to their amateur call […] [...]

RSGB features in ICQ Podcast

The team at ICQ Podcast invited the RSGB to have a chat with them in their latest episode. RSGB President Stewart Bryant, G3YSX talks about the IARU Region 1 workshop; ESC Chair Tony Kent, G8PBH gives an update on training and exams; while General Manager Steve Thomas, M1ACB and Communications Manager Heather Parsons discuss the […] [...]

ANS-332 AMSAT News Service Weekly Bulletins for Nov. 28

The AMSAT News Service bulletins are a free, weekly news and information service of AMSAT, The Radio Amateur Satellite Corporation. ANS publishes news related to Amateur Radio in Space including reports on the activities of a worldwide group of Amateur Radio operators who share an active interest in designing, building, launching and communicating through analog ... Read more [...]

ANS-325 AMSAT News Service Weekly Bulletins for Nov. 21

AMSAT NEWS SERVICE ANS-325 The AMSAT News Service bulletins are a free, weekly news and information service of AMSAT, The Radio Amateur Satellite Corporation. ANS publishes news related to Amateur Radio in Space including reports on the activities of a worldwide group of Amateur Radio operators who share an active interest in designing, building, launching ... Read more [...]

ANS-318 AMSAT News Service Weekly Bulletins for Nov. 14

ANS-311 AMSAT News Service Weekly Bulletins for Nov. 7

ANS-304 AMSAT News Service Weekly Bulletins for Oct. 31

Is India building its own over-the-horizon radar (OTHR)?

According to a report by Alpha Defense India, the Defence Research and Development Organisation’s premier radar development laboratory is working on an “over-the-horizon” OTH radar system to keep a close eye on Chinese movements in the Indian Ocean region. The … [...]

UPCOMING: December YOTA Month 2021

Press Release by Youngsters On The AirYouth Working GroupInternational Amateur Radio UnionRegion 1 Wednesday, 24.11.2021 December YOTA Month – DYM Activity 2021 The entire month of December, several youngsters under the age of 26 will become active with YOTA suffixes … [...]

CQWW introduces new YOUTH Overlays

The YOUTH Overlay in the recent CQWW SSB contest was a big success already!The CQWW Director (K1AR) reached out to the IARU R1 Youth Working Group and reported that over 100 YOUTH logs from all over the world were submitted … [...]

IARU HF Championship — Results

The final results of the 2021 edition are published. The results are visible on this page : https://contests.arrl.org/scores.php You can also download your certificate here : https://contests.arrl.org/certificates.php Thank you to all the participants and congratulations to the winners. … [...]

IARUMS Region 1 Newsletter October 2021

The IARUMS Region 1 Newsletter October 2021 is now available.Click on the link to read it! … [...]

Rinnovo quota associativa AIR 2022

RINNOVA DA SUBITO LA TUA QUOTA ASSOCIATIVA AIR 2022 Si ricorda ai Soci AIR di rinnovare la propria quota associativa AIR 2022 di € 8,90 tramite una delle seguenti modalità : ❏ versamento tramite... [...]

Smantellato il centro di Cape Greco – Cipro

Si apprende, anche dalla pagina https://www.facebook.com/Radiosdumonde, che il sito di Cape Greco dove si trova lo storico impianto trasmittente è stato smantellato il 4 e 5 novembre 2021. Il Comune di Ayia Napa e... [...]

Radiofortuna

Il 28 ottobre 1917 venne ideato da Sergio Tofano il famoso personaggio a fumetti Signor Bonaventura, venne pubblicato sul Corriere dei Piccoli fino al 1978 ed entrò nella leggenda tra i tanti bambini dell’epoca per... [...]

New Klingenfuss products for 2022

Dear friends, solar activity increases strongly and provides much improved HF propagation conditions – see our screenshot from this early morning at www.klingenfuss.org/kiwikiwi.gif We’re now working on our new products – 2022 Shortwave Frequency Guide... [...]

Radiorama Numero 113

Nuovo numero di Radiorama disponibile per il download. Vi ricordiamo che nel menu, alla voce RADIORAMA è possibile scaricare anche i numeri precedenti gratuitamente in formato PDF. Se non disponete di un lettore PDF... [...]

R150WS – Rykacheva Island, AS-104

Igor, UA9KDF recently tweeted that RT9K team plan activity from Rykacheva Island AS-104 as R150WS. Dates not yet set but sometime during the period March 1 to April 30, 2022. Upates to follow.. The post R150WS – Rykacheva Island, AS-104 first appeared on DX-World. [...]

The FREE DX-World Weekly Bulletin #433

It’s Thursday again and that means the DX-World Weekly Bulletin written by Bjorn, ON9CFG is available to download here The post The FREE DX-World Weekly Bulletin #433 first appeared on DX-World. [...]

DX on this Day

A look back to (randomly chosen) DX on this Day from 2020 to 1997. Do you remember working any of these stations? A few fond memories of working VU4RBI, perhaps? DX on this Day 👇https://t.co/xY1gGBOkNR pic.twitter.com/b84z8IPexe — DX World.net (@DX_World) December 2, 2021 The QSL scans are provided by Oliver F6EPN, and a quick reminder […] The post DX on this Day first appeared on DX-World. [...]

JD1BMH – Ogasawara

NEWS UPDATE – Harry, JG7PSJ informs DX-World that he will again be active as JD1BMH during December 18, 2021 to January 1, 2022. QRV on 80-10m; CW / SSB / RTTY. JANUARY 2, 2021 – It would appear someone has been pirating Harry’s call on 60m FT8. Note that JA (including JD1) do not have […] The post JD1BMH – Ogasawara first appeared on DX-World. [...]

DXCC status of 4U1A

At the bottom of this post is a survey. Feel free to take part. Comments are also open. There is also in-depth reading on the matter in the source link below: ———— [SOURCE] 4U1A – this is an Amateur Radio Club (ARCDXC). It is located in the Vienna International Center in Vienna, which is NOT […] The post DXCC status of 4U1A first appeared on DX-World. [...]

JD1BMH Chichi Jima Island Bonin Islands Ogasawara Islands. From DXNews.com

Hiroyuki, JG7PSJ will be active again as JD1BMH from Chichi Jima Island, IOTA AS-031, Ogasawara (Bonin) Islands, 18 December 2021 - 1 January 2022. [...]

4Y1A International Civil Aviation ICAO. From DXNews.com

4U1A Team will be active as 4Y1A from Vienna, Austria, for International Civil Aviation Day, 7 - 11 December 2021. [...]

PJ7AA Sint Maarten Island. From DXNews.com

Tom, AA9A will be active again as PJ7AA from Sint Maarten, IOTA NA - 105, 26 February - 26 March 2022, as PJ7AA. [...]

SV2RSG/A Mount Athos. From DXNews.com

Monk Iakovos, SV2RSG/A will be active from Mount Athos, 1 - 7 December 2021. [...]

Z22O Z21A Zimbabwe. From DXNews.com

DL7BO and DJ6TF will be active as Z22O and Z21A from Zimbabwe, 3 - 20 February 2022. [...]

Expert Electronics MB1 Prime 2021 HF – Ham Radio Livestream

Is the MB1 Prime 2021 an HF Ham Radio or a computer? Or both? On today’s lunchtime livestream, I will hook up this radio and attempt some POTA chasing, after we go over all of the details of this feature RICH ham radio! Expert Electronics MB1 PRIME (2021 Version) The MB1 PRIME transceiver is a […] The post Expert Electronics MB1 Prime 2021 HF – Ham Radio Livestream appeared first on QRZ NOW - Ham Radio News. [...]

Morse Code Decoder for Android

Morse Code Decoder Morse Expert decodes Morse Code audio to text. Optimized for decoding weak, fading signals in the presence of interference, especially on the Amateur Radio bands. Optionally highlights Ham callsigns and keywords. The audio may come either from the built-in microphone or from another device, such as a radio, via an audio cable. […] The post Morse Code Decoder for Android appeared first on QRZ NOW - Ham Radio News. [...]

IARU Reports Another Over-the-Horizon Radar System is Under Construction in India

In October, the International Amateur Radio Union (IARU) Region 1 Monitoring System (IARUMS) newsletter reported on the continuing run of over-the-horizon radar (OTHR) troublemakers that often cause severe interference on amateur radio bands — primarily in IARU Regions 1 and 3 but are audible in the rest of the world. Now, another threat is looming, […] The post IARU Reports Another Over-the-Horizon Radar System is Under Construction in India appeared first on QRZ NOW - Ham Radio News. [...]

ST-4003W Time Adjustment Software For Selected Icom Amateur Radios

The ST-4003W is a Windows based software, which allows you to set the radio’s time from your PC’s time by connecting your radio to a PC. The software is available for the following Amateur radios (as of November 2021). Also available to download for free from Google Play is an Android app called the ST-4003A. […] The post ST-4003W Time Adjustment Software For Selected Icom Amateur Radios appeared first on QRZ NOW - Ham Radio News. [...]

Released v1.41.1 of SDRuno

Release Notes:Release notes for all versions of SDRuno can be found by clicking here Known Issues:• SP2 CWAFC drift issue (Zoom/window size/freq display)• IF output mode disabled SP1 spectrum mouse clicks Note: the known issues will be addressed in future versions of SDRuno. The effect of the IF output mode issue, is that you will NOT be […] The post Released v1.41.1 of SDRuno appeared first on QRZ NOW - Ham Radio News. [...]

Tag: DDS

DDS Arduino Signal Generator

DDS 60

Seriale su network

Multipresa elettrica con controllo web

Controller USB rotore Create

Controller web commutatore antenna