Tecnica – Pagina 6 – PianetaRadio.it

PZ-SDR

Pubblicato il 01/01/2015 By iz8ewd

Ricevitore SDR HF

SDR – Software Defined Radio

Pubblicato il 01/06/2014, ultimo aggiornamento 01/07/2014 By iz8ewd

L’SDR (Software Defined Radio), ovvero radio definita dal software, è una tipologia di radio nella quale è il software ad occuparsi della modulazione / demodulazione del segnale. Questo genere di sistemi è da tempo ampiamente […]

Valori standard resistori, condensatori e induttori

Pubblicato il 01/05/2014, ultimo aggiornamento 08/12/2017 By pianetaradio

Standard IEC 60063 Serie Tolleranza Valori normalizzati E6 20% 10 15 22 33 47 68 E12 10% 10 12 15 18 22 27 33 39 47 56 68 82 E24 5% 10 11 12 13 […]

GPSDO Display

Pubblicato il 01/04/2014, ultimo aggiornamento 07/12/2017 By pianetaradio

A completamento del GPS Disciplined Oscillator 10MHz viene di seguito presentato un utile display a microcontrollore per la visualizzazione dei dati e dello stato del ricevitore GPS. Caratteristiche Lettura dati seriali TTL da GPS e […]

Kenwood TM-D700

Pubblicato il 01/03/2014, ultimo aggiornamento 13/12/2017 By pianetaradio

Radio dual-band VHF/UHF, con TNC entrocontenuto per comunicazioni Packet e APRS. Modifiche Le modifiche base si effettuano agendo su appositi ponticelli posti sulla scheda denominata TX-RX unit (X57-586X-XX). Per accedervi è necessario smontare il coperchio […]

Software Antenne e Linee

Pubblicato il 01/01/2014, ultimo aggiornamento 14/06/2022 By pianetaradio

Connettore PL 259

Pubblicato il 01/10/2013, ultimo aggiornamento 01/11/2013 By iz8ewd

Intestare cavo RF con connettore PL 259

Yaesu YF-122S (XF-119SN)

Pubblicato il 01/09/2013, ultimo aggiornamento 09/04/2020 By iz8ewd

Filtro SSB Yaesu YF-122S (XF-119SN)

Yaesu tastiera controllo remoto

Pubblicato il 01/07/2013, ultimo aggiornamento 13/12/2017 By iz8ewd

Tastiera Yaesu FH-2

Kenwood TS-2000

Pubblicato il 01/06/2013, ultimo aggiornamento 13/12/2017 By iz8ewd

Radio all-mode quadribanda: HF, 50 MHz, VHF, UHF

ARI
ARRL
RSGB
AMSAT
IARU
AIR
DX-World
Error

Award San Francesco

Per maggiori informazioni cliccare sull'immagine [...]

ARI Roma al Maker Faire

Per il quarto anno consecutivo l'ARI sarà presente alla Maker Faire - European Edition per dialogare con un pubblico che condivide molti nostri interessi. Siamo sicuri sapremo destare curiosità su un mondo che oggi spesso diamo per scontato. Passate allo stand B5!Per maggiori informazioni cliccare QUI [...]

Verbale riunione C.D.N. 14 settembre 2026

Disponibile, in area riservata al CDN,il Verbale della riunione C.D.N. del 14 settembre 2026 [...]

Verbale riunione C.D.N. 9 settembre 2026

Disponibile, in area riservata al CDN,il Verbale della riunione C.D.N. del 9 settembre 2026 [...]

Coltano diventa “Coltano Marconi”

Lunedì 12 ottobre 2026, a Pisa, si è svolta la cerimonia di intitolazione del borgo di Coltano alla memoria di Guglielmo Marconi, alla presenza del sindaco Michele Conti, della figlia principessa Elettra Marconi e del nipote Guglielmo Giovanelli Marconi.Proprio a Coltano Marconi realizzò la prima stazione radiotelegrafica italiana a onde lunghe, inaugurata nel 1911. Da qui, nel 1931, partì il segnale che raggiunse Rio de Janeiro e accese a distanza l’illuminazione del Cristo Redentore.La giornata è proseguita con il convegno “Dalla Radio alla Connect Intelligence”, dedicato all’evoluzione delle telecomunicazioni.Presenti alla cerimonia anche rappresentanti dell’ARI: Paolo Cavicchioli, I5PVA, presidente del CRT, e Roberto Lorenzi, IW5AOT, Presidente della Sezione ARI di Pisa. [...]

The ARRL Solar Update

The active sunspot region that has been giving us improvedpropagation over the past several days will be rotating awayfrom Earth’s view today, but conditions on most of the HFamateur bands should remain pretty decent in the days ahead,as the 10.7-centimeter radio flux remains right around 100.However, NOAA’s Space Weather Prediction Center (SWPC) saysthe geomagnetic field could become unsettled [...]

eBay Restricts Listings of Radio Equipment, but Exempts Ham-Band-Only Gear

ImageOnline marketplace eBay has imposed new restrictions on listings of radio transmitting equipment in response to new FCC rules that took effect this week, but responded to ARRL The National Association for Amateur Radio® that its new policy will not apply to gear that operates exclusively on amateur radio frequencies. The FCC’s rules are intended to use its equipment authorization program t [...]

Florida Hams Provide Communications Support During Hurricane Isaias

Amateur radio operators from Florida’s Santa Rosa, Nassau, Lake, Pinellas, and Leon Counties played an important role in supporting emergency communications efforts during and following Hurricane Isaias, helping ensure that critical communication capabilities remained available throughout the storm.In Santa Rosa County, volunteer amateur radio operators staffed the Emergency Operations Center ( [...]

The ARRL Solar Update

Look for improved propagation on the upper HF bands, as both thesunspot numbers and 10.7-centimeter radio flux remain near or above100. According to NOAA's Space Weather Prediction Center (SWPC),the increase in activity is being fueled primarily by sunspotRegion 4551, which is described as the largest and most complex ofsix sunspot regions currently visible on the surface of the Sun.Mostly quie [...]

The 2026 ARRL Online Auction Is Now Open

The 21st annual ARRL Online Auction, sponsored by GigaParts, is open now through October 22. Browse more than 200 items and place your bids!This year’s selection includes gear from QST “Product Review” articles, vintage books, pre-owned equipment, signed original sketches by Salty Walt Hudson, K4OGO, from Salty Walt’s Portable Antenna Sketchbook, and four popular mystery boxes contributed by th [...]

Essential planned maintenance: Possible website downtime

We are undertaking essential maintenance on a web server today and over the weekend. During this period some online services may become temporarily unavailable, but we do not now expect any significant disruptions to service. We appreciate your patience in this matter, and apologise in advance for any inconvenience caused by these works. [...]

Also in GB2RS this week…

The RSGB was deeply saddened to hear of the death of Trevor Hughes, G4WKJ. Trevor was a former volunteer at the RSGB National Radio Centre who was known for his warmth and friendliness. He designed the hugely popular Snail Morse key, which has been used to introduce amateur radio to thousands of children. In 2023, […] [...]

Rallies and Events News – 25 October 2026

The British Vintage Wireless Society’s Golborne Swapmeet is on Sunday, 1 November at Golborne Parkside Sports and Community Club, Rivington Avenue, Golborne, Warrington, Cheshire WA3 3HG. Stallholder entry is from 9.30am. Doors open to the public at 10am. The event is for BVWS members only. For more information, contact Mark Ryding at markryding100@hotmail.co.uk The Rochdale […] [...]

Special Events News – 25 October 2026

David, G3SKA and team will be operating as GB50PUNK until 31 December to celebrate 50 years of punk rock music. QSOs will be uploaded to Club Log and eQSL. QSL via the bureau or direct. The DARC Referat DX Team is operating five special callsigns during 2026. DA100LH, DL100LH and DK100LH celebrate the 100th anniversary of Lufthansa Airlines while […] [...]

DX News – 25 October 2026

Team 7P8GE will be active from Lesotho until Thursday, 29 October. They are operating CW, SSB and digital modes on the 80 to 10m bands with up to five stations. QSL is via DL7UFR, direct or bureau. Team S9R will be active from Tamarindos, Sao Tome until Saturday, 31 October. They are operating CW, SSB, […] [...]

ANS-291 AMSAT News Service Weekly Bulletins

AMSAT News Service ANS-291 October 18, 2026 In this edition: * AMSAT 44th Annual Symposium Highlights * AMSAT-UK International Space Colloquium 2026 Highlights * 65 Years of Amateur Radio Satellites * Student-Built CubeSats Launch to Test Open-Source Radio and Intersatellite Communications * AMSAT Director Appoints Three New Ambassadors to Volunteer Network * Meteor Scatter Communications ... Read more [...]

ANS-284 AMSAT News Service Weekly Bulletins

AMSAT News Service ANS-284 October 11, 2026 In this edition: * AMSAT Board of Directors Re-Elects Senior Officers for 2027 * AMSAT Organizations Launch Six Satellites on Transporter-18 * KENSAT Showcases Individual-Built Amateur Radio CubeSat * Google’s Project Suncatcher Begins Testing AI Computing in Orbit * Blue Origin Unveils 65-Foot Solar Power Tower for Lunar ... Read more [...]

ANS-277 AMSAT News Service Weekly Bulletins

October 4, 2026 In this edition: The AMSAT(R) 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, ... Read more [...]

ANS-270 AMSAT News Service Weekly Bulletins

AMSAT News Service ANS-270September 27, 2026 In this edition: ARISS SSTV Series 33 to Feature Student Education Images October 2-6 UNNE-1B Coordinated as Transporter-18 Prepares to Loft New Amateur Payloads AMSAT-DL’s ERMINAZ-2 PocketQube Trio Set for October 1 Launch on Transporter-18 OrbitDeck for iOS Brings Full-Featured Satellite Tracking to iPhone and iPad Recent IARU Amateur ... Read more [...]

ANS-263 AMSAT News Service Weekly Bulletins

AMSAT News Service ANS-263September 20, 2026 In this edition: * AMSAT Board of Directors Election Results* Call for Presentations: 44th AMSAT Space Symposium* AO-7 Again Captures Attention* Binar-567 CubeSat Trio Prepared for Launch * LEO.space Free Platform for Tracking Satellites* NASA’s Moon Orbiter Spots ‘Once-in-Century’ Crater * Changes to AMSAT TLE Distribution for Sept. 18, 2026* Three ... Read more [...]

IARU IWS Newsletter September 2026

The IARU Intruder Watch Service (IARU IWS) Newsletter September 2026 is now available.Click on the link to read it!… [...]

IARU-R1 27th General Conference, Wien

The 27th IARU Region 1 General Conference in Vienna has just been closed. It was attended by 38 member societies and the IARU Administrative Council (including region 2 and 3 representatives), over 120 delegates. In addition to new budget and… [...]

Indonesia emergency networks active until 24th Sept. 2026

Ageng, YB1BTM, Emergency Communications Co-Ordinator for IARU Region 3 reports that in response to the current volcanic activity in Indonesia the Organisasi Amatir Radio Indonesia ( ORARI ) will activate emergency communications operations from 11 to 24th September 2026 Radio… [...]

IARU IWS Newsletter August 2026

The IARU Intruder Watch Service (IARU IWS) Newsletter August 2026 is now available.Click on the link to read it!… [...]

Provisional Results 70 MHz CW/SSB Contest

The provisional results of the 70 MHz CW/SSB Contest are available on the IARU R1 VHF+ Contest Robot: We evaluated 48 different logs coming from 14 different countries.The winner in the Single Op. category is HA8MV with 32 QSOs and… [...]

Radiorama Numero 138

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 [...]

Radiorama Numero 137

Radiorama Numero 136

Radiorama Numero 135

Associazione Culturale Radio Europa

La collaborazione tra A.I.R. (Associazione Italiana Radioascolto) e l’Associazione Culturale Radio Europa rappresenta un’importante iniziativa per promuovere la cultura del radioascolto.Grazie a questa sinergia, attraverso attività condivise, entrambe le associazioni intendono sviluppare e rinnovare [...]

CQWW SSB Contest ’26

This weekend sees one of the biggest DX contests of the year – CQWW SSB. Even if you’re not a contester, there’s usually something “juicy” to work on the bands. Will 10m be as good as last year? It’s unlikely but who knows – CQWW creates its own propagation! If participating let ADXO know. Alternatively, […] [...]

Z66IPA, Z68MU & Z68MW – Kosovo

S58MU and S50X will be active from Gjilan, Kosovo as Z68MU & Z68WW during November 1-8, 2026. QRV on 160-10m. Participation in the IPARC contest (Nov 7-8) as Z68IPA. QSL all calls via S58MU. [...]

C50A – The Gambia

Darko, E70A is currently active from Banjul, The Gambia as C50A. QRV on HF bands + 6m; SSB, CW & FT8. Plans for QO-100 too. Participation in the CQWW SSB contest. QSL via homecall. NOTE: end of next month, Darko will QRV from Mauritius as 3B8/E70A. [...]

The 2027 French Polar Team Expedition

[UPDATE] by Mehdi, F5PFP. NEWS: Sailing authorisation OK; landing authorisations OK; radio amateur licence OK; departure in early January 2027. LAST TICKET FOR SALE: For a 4 weeks antarctic cruise in early 2027 aboard a durable and accredited sailing boat, with an experienced skipper and mate; my girlfriend who’s a doctor and myself, that means […] [...]

5X7W – Uganda

Look for Anders SM0HPL to again be active as 5X7W from Kampala, Uganda starting mid-November until the end of the year. QRV on HF bands using a vertical antenna and Carolina Windom when time permits. Participation in the CQWW CW contest. Logs will be uploaded weekly to Club Log, LoTW, eQSL. New QSL shown below: […] [...]

RSS Error: WP HTTP Error: Non è stato fornito un URL valido.

Categoria: Tecnica

PZ-SDR

SDR – Software Defined Radio

Valori standard resistori, condensatori e induttori

GPSDO Display

Kenwood TM-D700

Software Antenne e Linee

Connettore PL 259

Yaesu YF-122S (XF-119SN)

Yaesu tastiera controllo remoto

Kenwood TS-2000

Maker Faire 2026

Sperimentazione banda 8 metri 2026

Sperimentazione banda 160 metri 2026

Sperimentazione banda 4 metri 2026

DMR