New Hands-On Radio Experiments Book Now Shipping

Lifelong learners will welcome Volume 3 of ARRL’s Hands-On Radio Experiments, assembled from the past four years (2013-2017) of QST’s monthly “Hands-On Radio” column, written…

Secretive “Numbers Stations” Persist on HF

For many years, unidentified radio broadcasts have been transmitting coded messages, using numbers, such as “6-7-9-2-6. 5-6-9-9-0.” Even today, tuning across the HF spectrum typically…

Father of DOVE Satellite Junior Torres de Castro, PY2BJO, SK
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Father of DOVE Satellite Junior Torres de Castro, PY2BJO, SK

Fonte originale con articolo completo Articolo Father of DOVE Satellite Junior Torres de Castro, PY2BJO, SK su Etere Blog | Radioamatori | Amateur Radio |…

AREDN Donates Mesh Networking Equipment to ARRL
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AREDN Donates Mesh Networking Equipment to ARRL

Fonte originale con articolo completo Articolo AREDN Donates Mesh Networking Equipment to ARRL su Etere Blog | Radioamatori | Amateur Radio | HamRadio | Radio.

Mode Usage Evaluation: 2017 was “the Year When Digital Modes Changed Forever”

Club Log author and UK radio amateur Michael Wells, G7VJR, has reported that data compiled from 8,000 Club Log users indicates the proportion of FT-8…

PJ4V Bonaire Island. From DXNews.com

DK6SP and M0SDV will be active as PJ4V from Bonaire Island, IOTA SA-006, in CQ WW DX SSB Contest, 27 – 28 October 2018., PJ4V…

K3DMG/P4 Aruba. From DXNews.com

Lee, K3DMG will be active from Aruba, IOTA SA – 036, until March 2018, as K3DMG/P4., K3DMG/P4 Aruba. From DXNews.com, ,

Video 5T5OK DX Pedition Mauritania. From DXNews.com

Video 5T5OK DXpedition to Mauritania by CDXP (September 2017)., Video 5T5OK DX Pedition Mauritania. From DXNews.com, ,

5H0JK Tanzania. From DXNews.com

Janusz, AK4JK is currently active as 5H0JK from Tanzania., 5H0JK Tanzania. From DXNews.com, ,

Starter Kit R-Car V3M da Renesas
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Starter Kit R-Car V3M da Renesas

Renesas ha messo in evidenza lo Starter Kit R-Car V3M per semplificare e velocizzare lo sviluppo delle applicazioni per telecamere frontali, sistemi di visione surround…

SWITCHERCAD III
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SWITCHERCAD III

Switchercad III è una realizzazione della linear  technology (ora Analog Devices) che unisce alla potenza di s.p.i.c.e. la presenza di un efficace editor grafico  per il progetto e la simulazione dei…

Board Re-Elects Rick Roderick, K5UR, as ARRL President; Barry Shelley, N1VXY, is CEO-Elect

Incumbent ARRL President Rick Roderick, K5UR, has been re-elected by the League’s Board of Directors for a second term. The Board convened for its Annual…

Grid Chasers: Make Sure TQSL Includes Your Grid Square

ARRL International Grid Chase (IGC) participants are encouraged to make sure that that each Logbook of The World (LoTW) station location in TQSL includes your…

Il protocollo X-10 con PIC
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Il protocollo X-10 con PIC

Il continuo sviluppo di nuove tecnologie ha portato innovazioni in svariati settori, tra cui quello della domotica. La domotica è un particolare aspetto di questa evoluzione tecnologica: cambia l’interazione tra…

NH7A Big Island Hawaii. From DXNews.com

Al, F5VHJ will be active from Big Island, IOTA OC – 019, Hawaii in CQ WPX SSB Contest 24 – 25 March 2018, as NH7A.,…

KH6/JH0CJH Honolulu Hawaiian Islands. From DXNews.com

Toru, JH0CJH informs dxnews.com, that he will be active as KH6/JH0CJH from Honolulu, IOTA OC – 019, Hawaiian Islands, 21 – 25 January 2018., KH6/JH0CJH…

JD1BNA Hahajima Mother Island. From DXNews.com

Kazu, JD1BNA inform dxnews.com, that he will be active as JD1BNA from Hahajima (Mother) Island, IOTA AS – 031, 2 – 5 February 2018., JD1BNA…

Measures The Loss In Coax Connectors and 100 Feet of RG8X by W6LG
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Measures The Loss In Coax Connectors and 100 Feet of RG8X by W6LG

Jim W6LG uses a signal generator and a panadapter to measure the loss in 30 coax connectors at 14 and 52 mhz down to a…

C3S-JK – 2 Elements on 20M / 2 Elements on 15M / 2 Elements on 10M / 12 Foot Boom
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C3S-JK – 2 Elements on 20M / 2 Elements on 15M / 2 Elements on 10M / 12 Foot Boom

The C3S-JK (Tribander) has been re-designed, optimized & Improved from the very popular Force 12 Tribander Here are the important changes/features from the classic design …. 1….

L’importanza delle memorie DDR SDRAM nei sistemi embedded
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L’importanza delle memorie DDR SDRAM nei sistemi embedded

I prodotti elettronici di oggi sono ciò che sono grazie alla memoria. Questi dispositivi richiedono alta velocità e larghezza di banda elevata. La generazione delle memorie DDR …

9X2S Rwanda. From DXNews.com

Sadao, JA1PBV is currently active as 9X2S from Rwanda., 9X2S Rwanda. From DXNews.com, ,

FCC Announces Plans for Partial Government Shutdown
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FCC Announces Plans for Partial Government Shutdown

The FCC has issued a brief statement regarding its plans in the event of a partial government shutdown, which could start on January 20. “In…

Icom IC-7850/7851 Firmware Update (Version 1.2)
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Icom IC-7850/7851 Firmware Update (Version 1.2)

Icom have released a firmware update for the IC-7850/7851 HF Amateur Radio transceivers. The firmware update provides the following improvements: • A combination of [MIC]…

Xiegu X5105 QRP HF SDR Radio by K6UDA – Review
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Xiegu X5105 QRP HF SDR Radio by K6UDA – Review

MFJ is the exclusive North American Distributor of this new ultra-portable multimode HF transceiver.   Features a built-in highly efficient automatic antenna tuner, split frequency XCVR…

New Chinese Zhou Enlai Student Satellite Set to Launch
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New Chinese Zhou Enlai Student Satellite Set to Launch

The 2U Zhou Enlai CubeSat, developed with primary and middle school students in China, is expected to launch on January 19. The satellite is named…