This is the 20m 1/4 wave vertical and the “X” base used to support it. We put coral rocks onto the base but the wave motion ended up moving them off the base…
Video Rating: 0 / 5
Archive for month: January, 2015
Using Ham radio deluxe software to control my Icom IC R8500 and receiving HO-68 amateur radio satellite.
April-28-2013, LOU Beaubien, VE7CGE, Burnaby’s 2012 Citizen of the year, in ARDF action. With him two guest from Langley Amateur Radio Club ARDF fox-hunting …
A resonant simulation of a monochromatic periodic wave runup onto a plane beach. For more details, please, consult our corresponding publication (accepted to…
Video Rating: 5 / 5
Working 20m softrock 40_R connected to a Macbook Pro 13″ with 96khz internal sound card. Software: DSP Radio.
Video Rating: 5 / 5
In this talk, we discuss the key ideas behind our recent all-wireless open-source implementation of distributed beamforming on GNU-radio/USRP-based SDR platf…
Easy External Scanner Antenna for Police, Fire, EMS.
A few nice ARRL images I found:
Split Rock ARA Field Day 2007
Image by bigtowers20
Split Rock Amateur Radio Association ARRL Field Day 2007
Horseshoe Lake, Roxbury Township, NJ
My attempts to urban camouflage the Jim Slim antenna utilizing common non-metallic materials for a future project in process. Turns out the results are not g…
Video Rating: 4 / 5
Amateur Radio 2 meter Hand Held Antenna comparisons.
Motorola Spectra 110w trunk mount programmed for 2 meters. Notice the current draw on the ammeter. This radio makes a very nice base station with a desk mic.
Video Rating: 5 / 5
Amateur Radio Beacon JAM now 187khz LowFer 1750 meters Longwave LW low power broadcasting FCC part 15 station DX440 receiver AM88 transmitter La Crescenta, C…
Video Rating: 4 / 5
Scouting's 57th Jamboree On The Air Takes Place October 18-19
Scouting's 2014 Jamboree On The Air (JOTA) is set for the October 18-19 weekend. The annual event links Scouts and Guides around the world via Amateur Radio each third weekend of October. According to the World Scout Bureau, JOTA is the largest …
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Even Supreme Court justices can make a mistake
WASHINGTON — The Supreme Court's mishandling of big news this week about same-sex marriage was a reminder: Even the justices put their robes on one arm at a time. Developments on an issue moving at warp speed through the legal system already …
Read more on Enid News & Eagle
See full list of Huntsville-area conventions, events expected to attract …
15-17: Huntsville Hamfest Association, 2014 Huntsville Hamfest, citywide, 2,500. Aug. 15-17: USA Cycling (Local Chapter), Rocket City Cycling Club Omnium 2014, Microtel Inn & Suites, 150. Aug. 22-24: Huntsville Figure Skating Club – USFSA, 2014 Annual …
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I think this is the station preamble for Bangkok Radio, Thailand? (Transmitted prior to HF marine weather forecast)
Video Rating: 5 / 5
Qantas Flight QFA612 on the 19/05/2014 captured with two RTL2382u USB dongles, basic off the shelf VHF aerials and simple laptop with RTL_SDR and Matlab. Fre…
Video Rating: 5 / 5
Demonstração de configuração dos softwares HDSDR e OmniRig e teste do panadapter com RTL-SDR já finalizado. Leia artigo completo em: http://wp.me/p3FMj9-cS.
Utility Station : ZLM Taupo Maritime Radio, New Zealand 6224kHz USB 14 Dec 2012 1516UTC (15 Dec 2012 0016JST) QTH : Hokkaido Japan ANT : BCL-LOOP9.0.
Video Rating: 5 / 5
Canadian Pacific EMD SD40-2 6096 Iowa Chicago Eastern 6215 CITX 3063 Bring Manifest Freight 276 pass the Metra Station at Lake Cook Road On the C&M Divison o…
Video Rating: 0 / 5
SQ9MLL Art QTH and winter time 1dec2010 😉
Video Rating: 5 / 5
How to make a 1:1 air core balun for use with an HF wire dipole antenna. Part 2: Winding the coil.
Video Rating: 5 / 5
Coat hangers are no where near the resonant frequency of 600-700 MHZ TV channels. Solder wire is a good conductor to make loops specifically cut to the corre…
A few nice Amateur Radio images I found:
671B0828: Steve/N5SK
Image by ac4lt
Cleveland County Amateur Radio Emergency Service held a field day in Casar, NC. During a 24-hour period, the group attempts to contact as many other HAM oper…
BP-265 Lithium Ion Battery Pack 7.4 VDC 1900 mAh BC-193 Desktop drop-in, 2.5 hour Li-Ion rapid charger for use with the BP-265 www.rpmhamradio.com.
Video Rating: 3 / 5
Receiver : Funcube Dongle Pro + Antenna : Magnetic Loop Antenna Transmission ended 0:27. This signal is often heard at other frequencies.
Radio comms between the rescue helicopters and Kinloss rescue during the Boscastle floods of 2004.
W1AW digital bulletin in BPSK31 mode on the 80 meter band 3597.5 khz.
Video Rating: 5 / 5
Video Rating: 0 / 5
http://www.tvrepairinfo.com/ I attached an antenna and a ground wire to my micro-volt meter during a lightning storm we were having in Grants Pass Oregon, I …
Video Rating: 4 / 5
RTL-SDR AND TURNSTILE ANTENNA(137MHZ) MILITARY FLEETSATCOM FREQUENCIES 261.500 – 261.525 – 261.550 – 261.575 – 261.600 – 261.625 – 261.650 FM Voice 261.675 -…
RTL-SDR Panoramic Spectrum Analyzer. Part 5 Developer: Sergey G. Badlo H-page: http://raxp.radioliga.com System requirements: WinOS 32/64 bit + DVB-tuner chi…
Tony Dixon G4CJC
Tuesday “Data Modes worked: CX1BP -12 (JT65) Antenna pointing west this week.” Wednesday LU8DY 4/9. Saturday SP6EIY 4/9, OK1NZJ 4/9. Sunday CT2HFZ 5/9, PY2DN 5/9, LU1DA 4/9, LU3VCV -19 (JT65), EA2BPJ -11 (JT65). Heard: PY3AGI, CT1EDJ …
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Thames ARG: 5 Day Camping Break
The Thames Amateur Radio Group has returned from its five-day camping and radio trip to the Essex village of Downham, close to Billericay. Members of the group arrived at the venue, the Crowsheath Fishery, on Wednesday the 15th of May, setting up …
Read more on Southgate Amateur Radio Club
ARISSatTLM morse code decoder works on HF
I'm already setup for PSK31 and JT65 on my FT857D so the audio path between the rig and computer soundcard is setup over here. Here is what I did … 1. Start ARISSatTLM 2. Click the start button in the lower left of the Tuning Indicator window. 3 …
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The DX Shop Limited now stocking BEKO Linear amps
Full duty cycle rated units for FSK/PSK and JT65 modes all day long. Built in sequencer to switch a masthead preamplifier safely in and out of circuit. Just 10-12 Kg all in – dead easy to take portable, rugged in design and compact enough to fit in the …
Read more on Southgate Amateur Radio Club
Some cool ARRL images:
Split Rock ARA Field Day 2007
Image by bigtowers20
Split Rock Amateur Radio Association ARRL Field Day 2007
Horseshoe Lake, Roxbury Township, NJ
Communication Engineering by Prof. Surendra pal sir 1 Introduction to Communication Engineering 2 Amplitude Modulation 3 Amplitude Modulation (Contd.) 4 Sing…
Video Rating: 0 / 5
Here’s a demonstration of how phase-shift keying (PSK) works.
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