Elettronica – PianetaRadio.it

Multipresa elettrica con controllo web

Pubblicato il 09/10/2021 By iz8ewd

Ciabatta multipresa elettrica con interfaccia web di controllo remoto

Batterie LiPo

Pubblicato il 20/07/2020 By pianetaradio

Guida alla scelta e utilizzo in ambito radio

Filtri HF passabanda

Pubblicato il 18/06/2020 By iz8ewd

Realizzazione dei W3NQN TXBPF

Scheda relè optoisolata

Pubblicato il 07/06/2020 By iz8ewd

Descrizione e modifica dei moduli relay board per Arduino e Raspberry Pi

Smart Sequencer

Pubblicato il 04/05/2019, ultimo aggiornamento 16/09/2019 By iz8ewd

Sequencer antenna

Antenna analyzer FA-VA5

Pubblicato il 02/04/2019 By iz8ewd

Analizzatore vettoriale di antenna FA-VA5

Compressore microfonico

Pubblicato il 30/05/2018, ultimo aggiornamento 10/04/2020 By iz8ewd

Compressore microfonico con SSM2167

LNA Switch

Pubblicato il 01/02/2017 By iz8ewd

Soluzione per la commutazione di preamplificatori con relé economici

Software Elettronica

Pubblicato il 01/06/2015, ultimo aggiornamento 11/12/2017 By pianetaradio

Interfaccia CAT isolata

Pubblicato il 01/10/2012, ultimo aggiornamento 29/11/2017 By iz8ewd

Interfaccia CAT seriale isolata

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Carla Trezzi Fantini, 105 anni, l’ultima telegrafista di Milano

Data di nascita 21 giugno 1917. Vinse il concorso a 18 anni: i messaggi cifrati, i turni di lavoro infiniti, le fughe dal palazzo di piazza Cordusio al rifugio antiaereo di piazza Affari, l’incontro con Emilio Carla ha 105 anni, ma a osservarla seduta sul suo divano, al settimo piano di viale Tunisia, ne dimostra venti di meno, nonostante le stampelle che, con cura, anche se un po’ di traverso, non smette mai di sorvegliare. Lo sguardo vispo è di quelli che sanno parlare. Con le mani indica i fianchi e, risalendo fino alla testa, ripete forte e chiaro: «Da qui in su tutto funziona. Sono le gambe invece…». Carla Trezzi Fantini. Data di nascita 21 giugno 1917. Professione: telegrafista. Di guerra. «L’ultima di Milano» è sicura, ma il primato potrebbe facilmente varcare altri confini. L’orgoglio manifesto di essere una donna che «si è sempre mantenuta da sola», da quando… [...]

43° anniversario missione Vietnam

Per il regolamento completo cliccare sull'immagineFonte: ARMI [...]

Elettronica Marittima cerca Personale

Azienda in provincia di Ferrara operante nel settore delle radiocomunicazioni terrestri e marittime cerca personale con esperienza da inserire in ambito progettazione o collaudo. Si richiede: buone conoscenze di elettronica ed RF; utilizzo appropriato di strumenti di misura quali analizzatore di spettro, VNA, power meter oltre alla comune strumentazione da laboratorio.I candidati possono inviare un Curriculum a: info(at)elettronicamarittima.it [...]

Diploma 20 anni di "info-radio"

Il 2022 è Il 20° anno di editing di “INFO-RADIO”, magazine telematico settimanale che riporta informazioni tecnico-scientifiche e radiantistiche, coadiuvando le Associazioni ed i Gruppi Ham a far conoscere ai lettori le proprie iniziative e reportage. Viene distribuito e letto in Italia e in molti Stati esteri ed è per questo motivo che il nome del Diploma, istituito per festeggiare i 20 anni di editing, che si svolgerà da lunedì 4 a domenica 10 luglio con la collaborazione dei soci del Conero Radio Team come attivatori e di Diplomi Radio per la logistica, è editato in lingua inglese.Regolamento disponibile cliccando QUI [...]

Contributo 5 per mille

Ai sensi della Legge 4 agosto 2017, n. 124, comma da 125 a 129 dell’articolo 1, legge denominata “legge annuale per il mercato e la concorrenza”, si comunica che l’associazione ha ricevuto nel corso dell’anno solare 2021 le seguenti somme: ENTE IMPORTO a titolo di: - Ministero del lavoro e delle politiche sociali …………………. €. 15.217,60= contributo 5 per mille somma utilizzata a parziale copertura delle spese sostenute dall’associazione come da rendicontazione ex articolo dall'articolo 3, comma 6, della Legge 24 dicembre 2007, n. 244 e ss. mm. ii. [...]

The K7RA Solar Update

Solar activity took a dramatic plunge over the recent reporting week (June 23 to 29) but geomagnetic activity stayed exactly the same. Field Day weekend saw rising geomagnetic numbers, with planetary A index at 8, 16 and 23, Friday through Sunday. On Sunday the geomagnetic activity was a problem, although not severe, with many stations in Field Day reporting increased absorption. The planetary... [...]

ARRL Represented at International Amateur Radio Exhibition in Germany

2022 Ham Radio, the International Amateur Radio Exhibition, held last weekend (June 24 - 26) in Friedrichshafen, Germany, drew enthusiastic crowds and amateur radio enthusiasts from 52 countries.Messe Friedrichshafen Managing Director Klaus Wellmann and Project Manager Petra Rathgeber said the event attracted 10,200 participants. While attendance was down (14,300 in 2019) because of COVID, visi... [...]

ARRL Field Day 2022: 500,000 Contacts Already Reported

2022 ARRL Field Day wrapped up nearly a week ago, and ARRL Headquarters has already received over 2,400 entries submitted via the online Field Day Entry web application. Early analysis reveals that most of the entrants participated as Class D -- home stations, and Class E -- home stations using emergency power.As of June 29, the breakdown of Field Day entries by Class showed 2,723 total entries... [...]

ARRL Headquarters is Closed on Monday, July 4, for Independence Day

ARRL The National Association for Amateur Radio® will be closed on Monday, July 4, for the Independence Day holiday. There will be no W1AW bulletin or code practice transmissions. ARRL Headquarters will reopen on Tuesday, July 5, at 8 a.m. EDT. The Baton Rouge Amateur Radio Club will operate a special event station, W5KID, from the USS KIDD Veterans Museum in Baton Rouge, Louisiana, on July 4.... [...]

New Treasurer John Sager, WJ7S, Says ARRL a Perfect Match

ARRL's new Treasurer, John R. Sager, WJ7S, officially took office on May 1, 2022, and is already helping to plan the ARRL's financial future.Sager brings with him over 40 years of financial management experience. He is a Chartered Financial Analyst, a Certified Cash Manager, and holds Bachelor of Arts and Master of Business Administration degrees from the University of Utah.What led him to ARRL... [...]

GB2RS News Script for 3 July 2022

Tap or click the link below to download this week’s GB2RS news script GB2RS News Script for 1 July 2022 (20-page/451KB Microsoft Word document) Problems downloading the GB2RS news script? Try this alternative link [...]

RSGB Regional vacancies

The RSGB has vacancies for someone to be co-opted as the Regional Representative for Region 11 until the AGM in 2023. Region 11 covers Cornwall, Devon, Dorset, Somerset, South Gloucestershire and the Channel Islands. There are 13 RSGB Regional Representatives covering the whole of the UK and they must reside in the region they represent. […] [...]

Tribute to Zorro, JH1AJT

3D2AJT is the special callsign that Dom, 3D2USU will be using for one month from Nadi in the Fiji Islands in memory of the late Yasuo ‘Zorro’ Miyazawa, JH1AJT. Activity will end on 27 July, which would have marked Zorro’s 73rd birthday. Zorro was also known for his DXpeditions and charitable work on behalf of […] [...]

Tonight@8 on Radio waves and antennas

Tonight @8 will take place on Monday, the 4 July. This is the final lecture before the summer break. Peter Duffett-Smith, GM3XJE will be looking at Radio waves and antennas…and all that. His presentation covers a range of antenna-related information so there should be something for everyone. Tonight@8 webinars are live-streamed on the RSGB’s YouTube […] [...]

Also in GB2RS this week…

During the recent HamRadio show in Germany, the IARU Region 1 Spectrum Regulation and Liaison Committee chair took part in a joint session with the R1 Political Relations Committee. The session highlighted the connections the SRLC maintains with Region 1 regulatory bodies and the work carried out since early 2021. This included engagement in the […] [...]

ANS-184 AMSAT News Service Weekly Bulletins for July 3

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-177 AMSAT News Service Weekly Bulletins

AMSAT NEWS SERVICE ANS-177 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-170 AMSAT News Service Weekly Bulletins for June 19

ANS-163 AMSAT News Service Weekly Bulletins for June 12

ANS-156 AMSAT News Service Weekly Bulletins for June 5

Caribbean Emergency networks activate for potential tropical cyclone.

Carlos CO2JC, IARU Region 2 Emergency Communications Co-ordinator reports that a potential tropical cyclone is entering the Caribbean Sea on Wednesday June 29 and the amateur radio emergency networks of the countries in the area are being activated. The director … [...]

IARU R1 SRLC at HamRadio2022

The IARU Region 1 Spectrum Regulation and Liaison Committee (SRLC) chair took part in a joint session with the R1 Political Relations Committee (PRC) during the member society International Meeting convened during the HamRadio2022 Friedrichshafen event. The session highlighted the … [...]

ITU‑R Working Party 5A and the 23cm band

The latest meeting of ITU‑R WP5A concluded on June 2, 2022. The IARU was represented by Ole Garpstad (LA2RR – ITU Lead) and Barry Lewis (G4SJH – WRC23AI9.1b Lead). ITU‑R WP5A is the study group at ITU which deals in … [...]

VHF+ Newsletter 89

The IARU Region 1 VHF+ Newsletter #89 is now available on the following link. This edition regards the coming C5 Interim Meeting in Friedrichshafen and gives also some contest information. … [...]

IARUMS R1 Newsletter May 2022

The IARUMS Region 1 Newsletter May 2022 is now available.Click on the link to read it! … [...]

Radiorama Numero 117

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... [...]

Assemblea Ordinaria dei Soci – Relazione annuale del Presidente al 31.12.2021

Relazione annuale del Presidente Cari Soci, nel 2021 l’AIR ha proseguito costantemente lo scopo sociale di diffusione dell’attività di radioascolto attraverso la pubblicazione di radiorama, il Blog, il gruppo su Facebook e la Mailing... [...]

Radiorama Numero 116

Radio Exterior de España: 80 anni!

Anche la nostra associazione desidera ricordare l’importante anniversario della Radio Exterior de España, i suoi primi 80 anni in onde corte. Emittente facilmente ascoltabile resta un punto di riferimento nel mondo dell’informazione internazionale. Per saperne... [...]

L’Ucraina in guerra – Notizie radiofoniche

In questi tragici momenti, che condanniamo, anche il mondo delle comunicazioni fa la sua parte. Tra mille difficoltà, interferenze e continui aggiornamenti. Per gli appassionati ecco alcune pagine pubblicate sul nostro BLOG per tenervi... [...]

YN2RP – Nicaragua

[UPCOMING] Rafael, NN3RP will be active from Granada, Nicaragua as YN2RP during July 5 to August 2, 2022. QRV on HF bands; FM satellites, FT8/FT4, CW, RTTY & SSB. QSL via LoTW, eQSL. The post YN2RP – Nicaragua first appeared on DX-World. [...]

[17] What’s in the DX Shoebox today?

Hugo, ON7GB got in touch and provides our next DX Shoebox item. Read on: Took the time to dig up some old pictures and found some that were sent to me by FT4WD in early 90s. Crozet currently is one of the most wanted DXCC countries but in 1992/1993 FT4WD was quite active, even on […] The post [17] What’s in the DX Shoebox today? first appeared on DX-World. [...]

TX5XG – Austral Islands

NEWS UPDATE – It’s been confirmed that Haru will use the callsign TX5XG instead of FO/W1XGI. Dates remain the same. APRIL 12 – Bookmark this page for future updates. JANUARY 9, 2022 – Haru, JA1XGI plans to be active from the Austral Islands as FO/W1XGI during November 2-11, 2022. Entire schedule may change due to Coronavirus situation […] The post TX5XG – Austral Islands first appeared on DX-World. [...]

[QRT] 7O/DL7ZM – Yemen

NEWS UPDATE – Today is the last day of activity. The Camel express is soon on its way to collect David. Photos show his repaired antenna. JUNE 30 – Many thanks to Joerg, OE6VHF for passing on the photos of David’s 7O activity: Jeorg goes on to say: David told me that Socotra has a […] The post [QRT] 7O/DL7ZM – Yemen first appeared on DX-World. [...]

7Q5RU – Malawi

UPDATE – More pictures to follow later, but here’s some sent by Vasily R7AL to DX-World: JULY 1 – The team continue to set up antennas. Similar to Zimbabwe they have electricity problems; it’s not always available. In fact, R7AL says it’s probably worse than their 7Q7RU 2020 DXpedition. Currently they look for back-up […] The post 7Q5RU – Malawi first appeared on DX-World. [...]

TX5XG Austral Islands. From DXNews.com

Haru, JA1XGI will be active as TX5XG from Austral Islands, 2 - 9 November 2022. [...]

DX0NE Spratly Islands. From DXNews.com

DX0NE Team planning activity from Spratly Islands, IOTA AS - 051, 1 August - 31 December 2022. [...]

TX5N Raivavae Island. From DXNews.com

TX5N QSL cards were taken to the post office on June 30, 2022, please allow sufficient time for the card to reach you. [...]

7Q5RU Malawi. From DXNews.com

7Q5RU Team will be active from Malawi, 30 June - 15 July 2022. [...]

DXCC Most Wanted 2022. From DXNews.com

DXCC Most wanted countries 2022 Club Log version. Updated 28 June 2022. [...]

CARS HQ to participate in the IARU HF Championship as C4HQ

C4HQ After many years of inactivity, a number of CARS members will be activating the C4HQ callsign during the upcoming IARU HF Championship to be held during the second weekend of the month, 9-10 July 2022. The CARS headquarter station will be comprised by about 8 operators dispersed all over the island, namely Paphos, Nicosia, […] The post CARS HQ to participate in the IARU HF Championship as C4HQ appeared first on QRZ NOW - Ham Radio News. [...]

New PicoAPRS V4

PicoAPRS V4 VHF radio 1W TX pwr Bluetooth Wifi Microphone& speaker for voice com. USB-C on the side Color IPS screen 5 way button+PTT PicoAPRS V4. I think, APRS Over LoRa in 433MHz ISM band can used from everyone with 10mW TX pwr. Like a car keyfob! 10mW is a lot on LoRa. Even without […] The post New PicoAPRS V4 appeared first on QRZ NOW - Ham Radio News. [...]

Transmit Without License During An Emergency? Save Life & Property?

Tony DeWitte AD0DQ, joins me to explain when it is legal for you to transmit outside of your radio privileges to save life or protect property, ALSO, when it is NOT legal. The post Transmit Without License During An Emergency? Save Life & Property? appeared first on QRZ NOW - Ham Radio News. [...]

CONTEST LOG ANALYZER

The complete software suite to Edit, Analyze, Generate Statistics, View multiple logs simultaneously, Map QSOs, Import and Export to Cabrillo or ADIF files. https://contest.mozello.shop/ The post CONTEST LOG ANALYZER appeared first on QRZ NOW - Ham Radio News. [...]

MFJ-914 Auto Antenna Extender – Review

The MFJ-914 offers a way of extending the matching range of the internal ATU inside any transceiver. If your internal ATU is struggling to achieve a match, then this may be your answer. Peter G3OJV, checks it out. Does your HF rigs automatic tuner have limited matching range? MFJs AutoTuner Extender transforms your antenna impedance […] The post MFJ-914 Auto Antenna Extender – Review appeared first on QRZ NOW - Ham Radio News. [...]

Tag: Elettronica

Multipresa elettrica con controllo web

Batterie LiPo

Filtri HF passabanda

Scheda relè optoisolata

Smart Sequencer

Antenna analyzer FA-VA5

Compressore microfonico

LNA Switch

Software Elettronica

Interfaccia CAT isolata

CatRotator 1.1.0

Link QSL card

Ponti radioamatoriali

CatRotator e Log4OM

CatRotator