My homebrew, wideband software-defined radio receiver tunes and captures 8MHz of FM broadcast spectrum, for later demodulation in GNU Radio. Most recent blog…
Video Rating: 4 / 5
Posts
This ham radio coil-loaded 40 and 80 meter inverted V dipole HF wire antenna is easy to build! Loading coils make this antenna a full size on 40 meters and a…
Video Rating: 4 / 5
Doublet aerials for HF amateur ham radio and broadcast bands. A dipole fed with 300 ohm feeder can be used on all short wave bands. If you don’t have Google+…
Video Rating: 4 / 5
Ham Radio Deluxe with CAT cable interface and audio cable to YAESU FT897D.
Brief look at my power supply and emergency backup.
Video Rating: 5 / 5
In a Notice of Violation (NoV) released June 5, the FCC has alleged that Thomas Ryan Price, W7WL, of Sweet Home, Oregon, caused malicious interference to other radio communications on 3908 kHz, transmitted music on the same frequency, and failed to properly identify. The FCC said agents from its Portland, Oregon, office on May 13, 2014, used radio direction-finding techniques to pinpoint the so…
American Radio Relay League | Ham Radio Association and Resources
Listening to an amateur radio conversion in Auckland, New Zealand on the VHF band. Received with an EZCap RTL SDR (RTL2832) and SDR Sharp. Stock antenna was …
Utilizando repetidora, este enlace en 3 puntos diferentes de la Medellín.
Video Rating: 0 / 5
Ham Radio Candy Store in Tokyo Video via Ham Nation viewer KA2KNX Ham Nation Episode 122 Nov. 6, 2013.
This video gives you the basics of Radio Propagation: Basic information that includes Sun Spots, Solar flux, K and A factors Why should you be interested in …
Video Rating: 4 / 5
Late one night back in the ’70s, an 8 year old boy living in a small town in south Mississippi sat in his bed hiding under the covers listening to an old transistor radio that his great-grandmother had given to him. While tuning between stations he picked up a program that was being broadcast from Cuba. It was the first time he had heard a foreign accent. That experience played in the back of h…
American Radio Relay League | Ham Radio Association and Resources
QSL – RADIO AMATEUR -AMATEUR RADIO-SWL-CB-AND THE NET. Attention, the QSL that you will see, are only the OM QSL or, that have received and read only owner o…
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For more info, please visit www.megaplot.com Plotery laserowe MegaPlot www.megaplot.com.
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HAM radio expedition Klondajk from anti-aircraft military base from Czech Republic. Radioamatérská expedice z raketové základny Klondajk v Brdech.
This Video shows Amateur Radio signals received on an AM Band radio in India. Voice, CW and Digital Signals Received. Many many thanks to VU2MUE for his help…
Video Rating: 5 / 5
Alex Putney who is behind the interesting website HumanResonance.org joins us on the program to discuss his work and theories on standing waves, geometrical …
Video Rating: 4 / 5
The speaker is being driven with a sine wave at a frequency which matches the frame rate of the video camera (29.97 fps).
One of the series of films made by Dave Bell, W6AQ, for the ARRL. This one comes from approximately 1970. It is interesting to see how many things have chang…
Video Rating: 5 / 5
27ste Radiobeurs te Lummen van de sectie DST.
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AMATEUR RADIO Blue 6″ x 24″ occupation job novelty aluminum street sign for indoor or outdoor décor long term use.
- Made in USA
- Show your pride
- Made with .040 aluminum
This is a aluminum sign with applied vinyl graphics that will withstand the elements. Great room decoration and gift idea for the hard to shop for person. No Holes can be hung with double sided tape or holes can be easily drilled.
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Check out these Ham Radio images:
GAP Titan DX
Image by Paul L McCord Jr
This is the assembly of my GAP Titan DX at our new house on August 27th and 28th 2011.
I plan out my Ham Radio sound interface between my iPhone or iPad to my Icom HT for 2M SSTV. This can also be used for PSK-31. This video was shown on Ham Na…
Video Rating: 5 / 5
Keedox® DVB-T USB TV RTL-SDR FM+DAB Radio Tuner Receiver Stick Realtek RTL2832U+R820T
- Digital Terrestrial Video and Radio Programs Recording
- Real Time Digital Video Recording
- Still Image Capture/PIP(Picture in Picture)
- One touch channel auto-scan at 6/7/8MHZ
- On-Fly Decode software technique/Multi-language installation and application program
Keedox® DVB-T USB TV RTL-SDR FM+DAB Radio Tuner Receiver Stick Realtek RTL2832U+R820T
Specifications:
Item name：USB DVB-T stick with FM&DAB
Interface：USB 2.0 Standard
Support system: Windows XP/2000/Vista/7
Input therminal:75Ohm DIN
Receiving Frequency:
48.25-863.25MHz Tuning Range
CORDM&FEC
Fully DVB-T Compliant
2K or 8K FFT Size
Bandwidth:6/7/8 MHz Auto Select
De-Multiplexing
Engine: Hardware
Stream capture: PES&TS
A/V forma
List Price: $ 15.99
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In this video I show the result of AM demodulation with a DSP floating point pipeline. Follow my work on Twitter: http://twitter.com/#!/jeriellsworth Faceboo…
Video Rating: 5 / 5
Part 2 – I show the progress of a homebew Software Defined Radio(SDR) or Direct Conversion receiver (DC). IQ signals now being generated correctly, but harmo…
Video Rating: 4 / 5
This is a 10 minute PREVIEW of the 60 minute DVD available from ARVN. It introduces you to the new Digital Voice modes being used in Amateur Radio.
Several states, counties and municipalities have issued proclamations recognizing the value of Amateur Radio to the greater community. Such proclamations often tie in with ARRL Field Day, which is June 28-29.
- In New Hampshire, Gov Maggie Hassan has proclaimed June as Amateur Radio Month in the Granite State. In her proclamation, the governor highlighted ham radio’s value as “an organized, volun…
American Radio Relay League | Ham Radio Association and Resources
IEEE at my college helped me fund this little project. It’s an SDR transceiver for the ham bands. I purchased it in kit form. I’ll be sure to post some more …
The FUNcube-3 payload has reached orbit, and its 145.815 MHz beacon signal has been copied. FUNcube-3 is a transponder-only payload on the QB50 precursor CubeSat, QB50P1, which launched on June 19 from Russia. FUNcube-3 carries an inverting 400 mW SSB/CW transponder, with an uplink passband of 435.035-435.065 MHz (LSB) and a downlink passband of 145.935-145.965 MHz (USB).
The QB50P1 and QB50P2 p…
American Radio Relay League | Ham Radio Association and Resources
Video Rating: 0 / 5
I’ve replaced the local oscillator with a Spartan-6 FPGA and scanning with it’s internal PLL.
I show VGA output, IQ processing, 256 point FFT and audio from one bin. The final details will be published with the next Element14 video about communication…
Video Rating: 4 / 5
Virginia Tech Amateur Radio Association (VTARA/K4KDJ) Speaker: Josh Arritt, KF4YLM Date: Wednesday, October 30, 2013 @ 7:00 PM Location: Squires 219 The majo…
What some consider Europe’s answer to Dayton Hamvention®, the 39th International “Ham Radio” exhibition gets underway June 27 in Friedrichshafen, on the shores of Lake Constance in southern Germany. Thousands of radio amateurs and electronics enthusiasts will converge on the Messe Friedrichshafen convention center and surrounding fairgrounds for the event. Some 200 exhibitors and organizations …
American Radio Relay League | Ham Radio Association and Resources
The Summit, NY Qth is the most active station in the USA with 10-14 hours a day activity and 48 hours during contests. See why?
Video Rating: 5 / 5
Dave visited the Manly Warringah Amateur (HAM) Radio Society to see what they are up to…
Software Defined Radio Receiver USB Stick – RTL2832 w/R820T
Image by adafruit
Available at Adafruit!
My New Favorite Social Network Is Ham Radio
Amateur radio, or ham radio, is "the use of designated radio frequency spectra for purposes of private recreation, noncommercial exchange of messages, wireless experimentation, self-training, and emergency communication." This means that people all …
Read more on Kiowa County Signal
Ofcom amateur radio licence FAQ
However, we know that some amateurs have more than one personal licence and, for the purposes of revalidating, you should revalidate all or any licence(s) that you hold. If you have more than one personal licence, it is likely that we shall be …
Read more on Southgate Amateur Radio Club
The FCC has significantly reduced the fine it imposed earlier this year on an Oklahoma Amateur Extra class radio amateur licensee for operating his Citizens Band radio to interfere with other CBers’ transmissions. Orloff Haines, KF5IXX, had been facing a $ 12,000 fine. In a June 17 Forfeiture Order, the Commission dropped Haines’s liability to $ 1750.
“Mr. Haines does not deny that he intentionall…
American Radio Relay League | Ham Radio Association and Resources
FPGA-Based SDR(Software Defined Radio) with MAR-6/ERA-5 and 7MHz BPF(MDS -135dBm) Captured the view by bandicam,when I playback the recorded file(I/Q File) C…
Scott shows how the ADC12D1x00 12-bit ADCs up to 3.6 GSPS enables new SDR applications. Software-Defined Radio (SDR) demands superior analog performance to r…
Video Rating: 5 / 5
Amateur Radio on the International Space Station (ARISS) will have a prominent place at the third annual ISS Research and Development Conference this week. The conference, organized by American Astronautical Society (AAS) in cooperation with the Center for the Advancement of Science in Space and NASA, takes place June 17-19 in Chicago.
ARISS International Chairman and AMSAT Vice President for Hu…
American Radio Relay League | Ham Radio Association and Resources
Yaesu FT-60! http://www.amazon.com/gp/product/B004P4PDAO/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B004P4PDAO&linkCode=as2&tag=someabouf…
Video Rating: 4 / 5
Marina del Rey, CA (PRWEB) September 23, 2009
Would you like to join an exciting group of dedicated people who offer assistance in times of disaster, provide communications in severe weather, and protect their community by talking directly with law enforcement?
How would it feel to be a member of a dedicated group of people ranging in ages from 8 through 85 who have been responsible for the leading communication inventions in the past 100 years, which includes: radio, TV, FAX, satellite, cell phones, and FTP protocol?
The California Yacht Club, located at 4469 Admiralty Way in the Marina Del Rey, is sponsoring its fifteenth annual Amateur radio license class on the weekend of October 10 and 11, 2009. This course is open to anyone who is interested in joining this exciting hobby. The class will begin on Saturday, October 10 at 9 A.M. and end on Sunday at 5 P.M. No background in electronics is needed and the California Yacht Club starts from the very first page. Students enrolled in the course can earn the Technician & General Amateur license in only two, exciting days.
The Amateur License opens the door to free e-mails while cruising, weather faxes from NOAA, and offers a free gateway to making new friends around the world. HAM radio includes everyone, beginning with a student interested in computers, educated professionals, and finally a house wife who passed the test for the reason of family protection.
The class will be taught by Charles Pascal, WB6CIY, a licensed amateur & certified teacher. Charlie has taught over 5,000 students in the past 25 years to pass the Amateur exam on the first attempt. Testing will be provided at the same location where the class was taught. The price for the class is $ 100 per license plus an additional $ 12 for the text book, which can be downloaded from http://www.myhamteacheronline.com .
Students who need the Technician license, the tuition will be $ 112. Please click here to download the book for the class. Students needing the General license should click here. The tuition for two classes, plus books is $ 224. Register for this class by e-mailing: radiopascal(at)earthlink(dot)net. Please click here for free sample tests. Call Charles Pascal at 310-714-0524 for additional information.
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This is an introduction to Amateur (Ham) Radio both as a hobby and as a form of alternative and emergency form of communication. I review my equipment as it …
Video Rating: 5 / 5
A few nice Ham Radio images I found:
IMG_20110702_210741
Image by Andy M Smith
IMG_20110702_200456
Image by Andy M Smith
The event was nearly cut short by generator problems. An emergency trip to Louth by Dan M6AXC and Bill 2E1SKA for a replacement spark plug, and we were back up and running.
IMG_20110703_115045
Image by Andy M Smith
Me again on 70 centimetres.
CafePress Amateur, Radio Territory Dog T-Shirt – 3XL White [Misc.]
![CafePress Amateur, Radio Territory Dog T-Shirt - 3XL White [Misc.]](https://ecx.images-amazon.com/images/I/41Z6UNf2xAL._SL160_.jpg)
- Made of 100% ring spun cotton. 5.8oz. 1×1 rib.
- Black ringer accent on sleeves and collar.
- Five sizes to choose from.
Amateur, Radio Territory. Be proud of your occupation, hobby, or obsession Get this fun design on great t-shirts, stickers much more. They also make great gifts
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Radio On A Tight Budget: RTL-SDR For Everyone
Hands-on guide to hear to world using the 10-dollar RTL stick. Easy-to understand text covers software installation, antennas, noise reduction, guides from shortwave to airplane information reception – and many more. Diagrams and photos help the beginner, common tools and materials used: no soldering or expensive gear used. Useless tales, anecdotes, complicated theoretical explanations left out: only relevant information included.
If you ever had problems setting up the RTL stick, wish to
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Related RTL-SDR Products
Video tutorial para instalar y utilizar el radio mobile así como el complemento de google earth para dicha aplicación. Video creado como requisito para solve…
Video Rating: 0 / 5
Video Rating: 5 / 5
Video shows my tower and Delta Loop repaired and being raised with the winch and winch pole. The winch is an inexpensive Chinese made 3000 pound ATV unit. Th…
A few nice Ham Radio images I found:
GAP Titan DX Antenna
Image by Paul L McCord Jr
Ham Radio World Map with DXCC Country List. 2013 Edition
- Up to date with ITU and ARRL updates
- DXCC Prefix Lookup table
- Full Color, Poster size 33″x23″ (84.1 x 59.4 cm)
- Maintained and printed in Kiev, Ukraine by UT0UM
- Robinson Projection
An accurate and up to date ham radio prefix map. Maintained and kept current by experienced DXers. Professional quality offset printing. Highly detailed, with CQ zones, US and Canada call areas, and all current DXCC entities.
List Price: $ 19.99
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Find More ARRL Products
I designed a board board for the SDRadio FPGA to capture IQ baseband and output audio with a CS4272 ADC/DAC .
Video Rating: 5 / 5
How low can you go? A signal on 8.971 kHz has spanned the Atlantic, from North Carolina to the UK. Running on the order of 150 µW effective radiated power, very low frequency (VLF) experimenter Dex McIntire, W4DEX, transmitted signals on June 2 and 3 that were detected by Paul Nicholson, an SWL in the UK. Earlier this year, Nicholson detected McIntire’s WH2XBA/4 Experimental Service VLF signal …
American Radio Relay League | Ham Radio Association and Resources
Several CubeSats carrying Amateur Radio payloads are set to launch during June. These include two FUNcube projects.
FUNcube-3, the transponder-only payload on the QB50 precursor CubeSat, QB50P1, is scheduled for launch on June 19 from Russia, at a tentative launch time of 1911 UTC. Initial beacon signals from the main transceiver are expected to be AX.25 1200 bps BPSK packets on 145.815 MHz. FUN…
American Radio Relay League | Ham Radio Association and Resources
How to Promote Amateur Radio.
Today I review some websites that will help you study for your amateur radio license exam.
100 reasons why it's great up north: Read the 2004 edition and then suggest …
8) Stepping out in Newcastle's Grey Street – John Dobson's masterpiece was voted the best street in Britain by the Commission for the Built Environment, and Radio Four listeners. 9) Building for the future – a £21m Biofuels plant at Seal Sands … 37 …
Read more on The Journal
Parish pump Hailsham – May 9, 2014
Currently 11 local producers have their goods in the emporium and Geoff and Jackie Knights are continuing to develop the range and are happy to hear from anyone in the neighbourhood who may wish to use the shop as an outlet or point of contact. At this …
Read more on Sussex Express
No one cares about the kidnapped Nigerian schoolgirls
And America needs to figure out how to stop losing so much good media, and replacing it with tabloids and outlets, some of which, try even less to get to the truth. To paraphrase Mitt Romney, and Soylent Green, the media are people. They have bills to …
Read more on AMERICAblog (blog)
B-52 receives first tech upgrade since 1961: Now with color screens and …
Previously, the only way to integrate data from ground intelligence was via standard voice radio, which was written down on a paper pad and keyed into the aging targeting systems. Now, thanks to new software-defined radios such as the ARC-210, ground …
Read more on ExtremeTech
Goodbye BNC, Hello 8P8C
But streaming synchronous live uncompressed high definition video as a playout signal or pass-through signal or a live camera source back to the studio, remains a very tall order for a TCP/IP network. It isn't only a matter of having enough bandwidth …
Read more on Radio World
In this era of nearly ubiquitous cell phones, Amateur Radio still offers a way to summon help in an emergency. Ron Smith, N1PXX, of Marshfield, Massachusetts, is living proof. Over Memorial Day weekend, on May 24, Smith, who’s in his 60s, broke in on a conversation on the N1ZIZ 146.685 MHz repeater in Plymouth to say he was having a medical problem.
“Ron had pulled over on the highway and was ha…
American Radio Relay League | Ham Radio Association and Resources
The FCC Enforcement Bureau has made public several warning notices issued over the past few months to radio amateurs. A couple of the letters from Special Counsel Laura Smith involved alleged infractions on 20 meters. On April 15, the FCC wrote Larry S. King, KI8NGS, of Owosso, Michigan, regarding failure to properly follow station identification rules on March 21. Smith told King that he was m…
American Radio Relay League | Ham Radio Association and Resources
Some cool Amateur Radio images:
Headed over.
Image by EricChristensen
Gear packed and underway.
Radio Reinstall
Image by – jre –
Cut a couple boards to support a contoured "shelf" for all of the radios. Worked well!
Rigs
Image by – jre –
All easily controllable from the cab! 🙂
Here are some great resources on getting into amateur radio. One of the best ways I have found to study for your ham license exam is with a website called ha…
Aussie Military using HF shortwave radio to communicate with RAAF aircraft.
Amateur Radio Exams 1.0 Pro
- Practice the FCC license exam
- View three complete question pools
- Make sure you’re ready for the exam
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The ARRL has responded (see attachments below) to an appeal from the Ukrainian Amateur Radio League (UARL) to “consider the information regarding the status of Crimea as temporarily occupied territory.” UARL President Vladimir Grishchenko, UT0FT, told the ARRL on May 3, that Russia’s “illegal annexation” of Crimea “does not change the status of this territory, which legally belongs to Ukraine.”…
American Radio Relay League | Ham Radio Association and Resources
This movie shows how to use a private channels in application Personal Mobile Radio. The app is available by Google Play: https://play.google.com/store/apps/…