Author: iz4wnp
K3LR Antenna Project
Antenna X-Quad antennas for 2m and 70cm September 25, 2017 No comments Photo: EA5FUZ The X-Quad is an improved design of the well known multi…
Abbree Foldable Tactical Military Antennas – 18.5″, 28.5″ & 42.5″ Comparison!
Antenna Drone Antenna May 19, 2020 No comments “Let’s see if my new DJI Mavic Mini can lift a long wire to be used as…
Come usare i batteri per memorizzare informazioni
Oggigiorno siamo abituati a vedere sistemi di memorizzazione basati su dischi magnetici, elettromeccanici o elettronici. Eppure, tramite diverse ricerche, stanno nascendo nuovi sistemi per memorizzare…
La compensazione dei sensori di temperatura
Chiunque utilizzi sensori o trasduttori di diverso genere ha senz’altro verificato quanto la loro precisione venga condizionata dalle variazioni termiche; ha anche constatato come la…
One Radio Amateur Aboard Historic SpaceX Launch
If all goes according to plan, NASA astronauts Bob Behnken, KE5GGX, and Doug Hurley will make US space history today [May 27], as human spaceflight…
Hurricane Exercise Carried Out in Southeastern US
A pre-hurricane season exercise was carried out on May 16 for radio amateurs and the National Weather Service (NWS) in the southeastern US. The scenario…
RADIODDITY GS-5B ANALOG RADIO | 5W | DUAL PTT | BLUETOOTH PROGRAMMING | S-METER | USB CHARGING
Professional VHF UHF Radio: Dual band, dual watch, dual standby, up to 128 channels. Equipped with an 8.9-inch long antenna, this solid 5W radio can reach…
Ham Radio REMOTE Testing with W5YI – Get Your License NOW!
Antenna Drone Antenna May 19, 2020 No comments “Let’s see if my new DJI Mavic Mini can lift a long wire to be used as…
AM and Single Sideband Signal Spectra
Equipment HF Mini Whip Active Antenna 10Khz – 30 MHz May 25, 2020 No comments Read more Rotator Genius – 4O3A May 24, 2020 No…
Standard USB4 e che significato ha per il vostro progetto
Di recente, potreste aver notato che USB4 inizia a comparire in articoli tecnici o post sui social media e avrete pensato: “oh, fantastico, un’altra nuova…
OH0Z Aland Islands. From DXNews.com
OH0Z Team will be active from from Aland Islands, IOTA EU – 002, in CQ WW WPX CW Contest, 29 – 30 May 2020., OH0Z…
Comet ATLAS Crosses Solar Orbiter & A Virgin SWAN | Space Weather News 05.26.2020
Antenna All-Band 80-10 Meter End-Fed Half-wave Antennas – MFJ 1982,1984 April 03, 2017 No comments Cover all HF bands with one single wire and no…
Connettività 4G Raspberry Pi: Cellular IoT Application Shield
Raspberry Pi, essendo un computer a tutti gli effetti, possiamo connetterlo a Internet tramite l’uso del Wi-Fi. Se le reti wireless non bastassero, possiamo usare…
I sensori capacitivi
Volessimo fare un viaggio nel vasto e rigoglioso mondo dei sensori, incontreremmo animali di tutti i tipi. Troveremmo molti dispositivi integrati che fanno ciò che…
ZM1A New Zealand. From DXNews.com
Jacky, ZL3CW will be active as ZM1A from Tauranga, New Zealand in CQ WW WPX CW Contest, 30 – 31 May 2020., ZM1A New Zealand….
CY0C Sable Island. From DXNews.com
CY0C Team will be active from Sable Island, IOTA NA – 063, 19 – 28 October 2020., CY0C Sable Island. From DXNews.com, ,
3V8SS Tunisia. From DXNews.com
Ashraf, KF5EYY will be active as 3V8SS from Tunisia in CQ WW WPX CW Contest, 30 – 31 May 2020., 3V8SS Tunisia. From DXNews.com, ,
K5KUA Galveston Island. From DXNews.com
K5KUA will be active again from Galveston Island, IOTA NA-143, in RSGB IOTA Contest, 25 – 26 July 2020, as K5KUA., K5KUA Galveston Island. From…
HF Mini Whip Active Antenna 10Khz – 30 MHz
News Ailunce HS2 SDR Transceiver APP Control CW Transmit via Bluethooth May 25, 2020 No comments HS2 is an ultra-portable full-frequency full-mode SDR radio. Receive…
WSJT-X 2.2.0-rc2 – Candidate release
Release: WSJT-X 2.2.0-rc2 May 25, 2020 ————————- WSJT-X 2.2.0-rc2 is a release candidate for WSJT-X 2.2.0. The following bugs present in the -rc1 version have…
Latest on the Icom IC-705 From Ray Novak | Youtubers Hamfest
VHF 2 Meter Sideband (SSB) at Rib Mountain State Park May 25, 2020 No comments Read more News from DARC — 50 MHz May 06, 2020 No…
2 Meter Sideband (SSB) at Rib Mountain State Park
Equipment HF Mini Whip Active Antenna 10Khz – 30 MHz May 25, 2020 No comments Read more Rotator Genius – 4O3A May 24, 2020 No…
Ailunce HS2 SDR Transceiver APP Control CW Transmit via Bluethooth
HS2 is an ultra-portable full-frequency full-mode SDR radio. Receive frequency coverage 300K~1.6GHZ. The built-in network port can realize remote operation and remote firmware upgrade. The…
Sensori di temperatura miniaturizzati
In questo articolo analizziamo caratteristiche e prestazioni dei sensori True Therm di National per circuiti integrati in tecnologia sub-micron. I continui progressi tecnologici nel settore…
Rotator Genius – 4O3A
Rotator Genius is a smart rotator controller that uses a magnetic sensor for reading azimuth. It can be controlled by a Windows or Android app….
