YO3DAC\Home Page YO3DAC VA3IUL . Iulian Rosu RF Technical Articles "To invent, you need a good imagination and a pile of junk" Thomas Alva Edison (1847 1931) YO3DAC Callsign Lookup by QRZ Ham Radio YO3DAC personal biography YO3DAC Homebrew RF Circuit Design Ideas Homebrew RF Circuit Design Ideas "There is no such thing as a new idea. It is impossible. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope. YO3DAC Homebrew RF Circuit Design Ideas All Bands HF to 9 MHz IF Transverter YO3DAC YO3BAL 144 MHz to 14 MHz Transverter SM0VPO. 2.3 GHz ATV Upconverter F1HPR. 2.3 GHz to 432 MHz Converter DL5NEG. 144 MHz to 28 MHz Transverter WA6CDR. 868.3 MHz to 144 MHz Transverter F1JGP. 1296 MHz to 144 MHz Transverter F1OPA. 0 550 kHz Very Low Frequency Converter YO3DAC, HamCall World Wide Callsign Database Iulian Rosu, YO3DAC Street address available to members Bucharest ROMANIA Welcome! A FREE or paid HamCall.net membership is required to view all callsign details. Every detail listed below is available for this callsign. The HamCall database has been in production since 1989 and is still the largest callsign database in the world. YO3DAC Callsign on QRZCQ The database for radio hams DISCLAIMER: If you are this callsign owner and want to update this information please register and update the data afterwards. If you don't want your data to appear on our site then please DO NOT register! To remove your callsign from our database please use the problem report and notify us about your wishes. More specific form to remove your callsign will be added in the near future. Wire Antennas for Ham Radio Sun Country Amateur Radio ... ANTENNAS 1 de 45 Wire Antennas for Ham Radio 70 Antenna Ideas Iulian Rosu YO3DAC VA3IUL, : .qsl.net va3iul Wire Antennas for Ham Radio WordPress 1 Wire Antennas for Ham Radio Iulian Rosu, YO3DAC VA3IUL, : .qsl.net va3iul Tee Antenna FENNAZZA ELECT: 144MHz All Mode Transceiver The main characteristic of the transceiver presented below is the simplicity, but in the same time giving good performance, with a minimum investment. The radio is based on MC3362 . This integrated circuit its an FM receiver, double conversion, which have inside almost everything that you need to build a radio. THE SHORT WAVE MAGAZINE UK short wave magazine from 1930 ... "Short Wave Magazine" originally appeared in March 1937 and published up to September, 1939 when it closed due to the onset of W.W. II. A second era began in March of 1943 and continued to 2005 when it was amalgamated with "Radio Active" to become "Radio User". PRACTICAL WIRELESS: British Electronics and Hobbyist Magazine Practical Wireless is a British radio and electronics magazine, The magazine was founded in 1932 (as a supplement to "Hibbies") by FJ Camm, of George Newnes Publishers. It became an independent weekly in September of that year, then became a monthly in 1940 (due to wartime paper shortages). Camm was editor until his death in 1959 Practical Television was a supplement to the magazine for a ... WSJT Home Page Home WSJT X WSJT MAP65 WSPR SimJT Program Development References Support: Weak Signal munication Software WSJT X, WSJT, MAP65, and WSPR are open source programs designed for weak signal digital communication by amateur radio. Normal usage requires a standard SSB transceiver and a personal computer with soundcard, or the equivalent. HF Ham Dipole Antenna Construction: 80 40 20 15 10 Metres ... It is easy to build, construct and erect a dipole antenna for the HF bands: 160, 80, 40, 20, 15, 10 metres, etc using a few simple components at a minimal cost and get great results. Homebrew RF Circuit Design Ideas HA5KHC · All Bands HF to 9 MHz IF Transverter YO3DAC YO3BAL · 144 MHz to 14 MHz Transverter SM0VPO · 2.3 GHz ATV Upconverter F1HPR · 2.3 GHz to 432 MHz Converter DL5NEG · 144 MHz to 28 MHz Transverter WA6CDR · 868.3 MHz to 144 MHz Transverter F1JGP Spectrum Analyzer : Spectrum Analyzers Projects The ... Spectrum Analyzers Projects category is a curation of 24 web resources on , Harmonic Converter for Spectrum Analyzers, Spectrum Lab, Spectrum Analyzer Tutorial and Basics. Resources listed under Spectrum Analyzer category belongs to Technical Reference main collection, and get reviewed and rated by amateur radio operators. mini Ring Core Calculator Download A software calculator ... mini Ring Core Calculator (minirk12.exe). Using the mini Ring Core Calculator application will make it easier for amateur radio enthusiasts to calculate inductors, numbers of turns, wire lengths, and many other factors related to both powdered iron and ferrite toroids. The program will also enable you to calculate parameters for air wound coils used ... Tag » YO3DAC « @ Amateur radio – YO9FYP Pagina personala a radioamatorului YO9FYP. Contine link uri utile, informatii, realizari si proiecte de electronica. Wire Antennas 287 Different Wire Antennas To Choose From ... Wire Antennas – 287 Different Wire Antennas To Choose From Bravo to Iulian Rosu YO3DAC VA3IUL For This Ham Radio Treasure Chest! Here are 287 different wire antennas for you to consider for your station. Bet you find at least one that you had not yet considered! Here is one wire antenna as an example: Square … Receiver Test Data Sherwood Engineering Inc Receiver Test Data (Terms Explained: DOC PDF) Sorted by Third Order Dynamic Range Narrow Spaced or ARRL RMDR (Reciprocal Mixing Dynamic Range) if Phase Noise Limited Note: The term blocking only applies to a superhet radio. For a direct sampling radio the value in the blocking column is the ADC overload point reference receiver noise floor. Wire Antennas for Ham Radio 70 Antenna Ideas MAFIADOC.COM Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. RCA Ham Tips N4TRB RCA Ham Tips. Click on the Volume Number or cover image to display the full issue in PDF format. Unlike GE Ham News, this isn't quite a complete set of the RCA publications.We're getting close but there are still a few holes in the collection. Radio Frequency Experiment by BH1RBG VCO: Franklin 80Mhz ... Radio Frequency Experiment by BH1RBG. VCO: Franklin 80Mhz 180Mhz. Dec 22, 2011. ... YO3DAC – VA3IUL, * Franklin Oscillator had very power amp to enable lightly couple to tank, so tank's Q is preserved when connect to active device. * easy to oscillate in a widely frequency range, but tune range is limited by total capacitance and the tune ... Homebrewing Equipment W5NOR SCARS Homebrew Circuit Ideas From YO3DAC. QSL.net has a great article on a collection of circuit ideas from YO3DAC. Lots and lots of projects from Mig, PY2OHH. PY2OHH, from Brazil, has a great page that lists lots of projects for you to design and build on his PY2OHH web site. And his friend in Europe, PA2OHH ARRL Radio Amateur Handbook 1968 : Free Download, Borrow ... ARRL 1968 Radio Amateur Handbook. Placed here to preserve for historical purposes. Still useful and holds vacuum tube information for the vintage experimenters and equipment restoration. Download mini Ring Core Calculator by DL5SWB mini Ring Core Calculator, Free Download by DL5SWB. Area Calculator calculates parameters and the area and perimeter of 2D objects. Datasheets360 Electronic ponent Search ... The premier electronic components sourcing site. Search for OEM datasheets, find authorized distributors, available inventory, and pricing. Find electronic part info fast on Datasheets360 . YO3DAC Iulian, Bucharest HamQTH Free hamradio callbook Free hamradio callbook with very fast XML access for logging programs, recent activity, logsearch, condx prediction, multilanguage support etc. Surplus radioamateur rigs Apparati per radioamatori surplus Pagina dedicata agli schemi e manuali di apparati surplus civili AntennA YO3DAC VA3IUL RF Technical Articles... | Facebook YO3DAC VA3IUL RF Technical Articles : .qsl.net v va3iul Crystal Sets to Sideband Hans Summers I am a simple enthusiast attempting to convey my love and enjoyment of radio, electronics, and computing and perhaps to inspire YOU to build something too. MENJUAL KOMPONEN RADIO: 100MHz Spectrum Analyzer 100MHz Spectrum Analyzer I ulian Rosu, VA3I... Ham Radio Horizons May 1979 : Free Download, Borrow, and ... Ham Radio Horizons May 1979 Item Preview remove circle Share or Embed This Item. EMBED. EMBED (for wordpress hosted blogs and archive.org item tags) Want more? 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