transmitter

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transmitter

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Antennas : Homebrewing Techniques
  • From Transmitter to Antenna - A collection of articles on the subject of impedance, impedance matching and high-frequency power transmission by G3YNH
    [ Hits: 1159 | Votes: 0 | Rating: 0 ]
Antennas : Theory : Antenna Gain
  • Antenna Gain to ERP - A radio's transmitting power can be concentrated along the horizon by use of a GAIN antenna. Although you may still be transmitting with four watts of power, your effective radiated powerwill be greatly increased. This table shows the effects of antenna gain on a transmitter with 4 watts of transmit power.
    [ Hits: 1386 | Votes: 4 | Rating: 4.5 ]
Ham Radio : Clubs : Asia
  • Malaysian Amateur Radio Transmitters' Society - The malaysian amateur radio transmitters' society (marts) is the national organization for amateur radio (ham) operators in malaysia since 1952.
    [ Hits: 456 | Votes: 1 | Rating: 10 ]
Ham Radio : Clubs : Technical Specialty
  • Triangle ATV Association - The Triangle ATV Association is an organization of hams in the Raleigh-Durham-Chapel Hill NC area who communicate by means of our own personal TV transmitters and receivers.
    [ Hits: 424 | Votes: 1 | Rating: 10 ]
Operating Modes : Digital ATV
  • A D-ATV transmitter project - Build this simple and cheap 70 MHz Exciter and start to transmit Digital Television by Jean-Francois Fourcadier
    [ Hits: 2567 | Votes: 1 | Rating: 8 ]
Operating Modes : Digital Modes
  • Sights and Sounds of Digital Signals - Preview the waterfall signature of various digital signals and listen to the sound of the digital modes. Learn about the bandwidth requirements and why a linear transmitter path is critical to successful and correct use of many modes on the amateur bands by W1HKJ
    [ Hits: 1042 | Votes: 3 | Rating: 6.67 ]
Operating Modes : Repeaters : USA
  • Repeater and Broadcast Transmitter Database - Searchable database of amateur repeaters and broadcast transmitters. The database covers the fifty U.S. states, the District of Columbia, and the ten Canadian provinces.
    [ Hits: 742 | Votes: 5 | Rating: 7.6 ]
Shopping and Services : Amateur Television
  • 13cm.co.uk - Amateur Television products, online store for ATV transmitters receivers, LCD controllers, wireless cameras, video senders, accessories, power amplifiers based in UK
    [ Hits: 1114 | Votes: 7 | Rating: 3.57 ]
Software : Signal Generator
  • Double Tone IQ-Generator - Easy to use double tone IQ-generator for testing direct conversion SSB-transmitters based on phasemethod etc.
    [ Hits: 4460 | Votes: 9 | Rating: 3.78 ]
Technical Reference : ATV
  • A simplified video control box - When one starts in amateur television, one begins with a small simple transmitter and a small camera. But very quickly, one needs to transmit audio signals with the pictures, then comes a second camera
    [ Hits: 357 | Votes: 0 | Rating: 0 ]
Technical Reference : Amplifiers : HF Amplifiers
  • Amplifier for 15 and 17 meter band - The two linear amplifiers are ment for use with QRP SSB/CW/FM/AM transmitters on the amateur bands 15 and 17 meters can be powered from a 12 volt DC supply by ON6MU
    [ Hits: 1608 | Votes: 0 | Rating: 0 ]
Technical Reference : Beacon keyers
  • 30m QRSS Beacon Transmitter - This beacon puts out about 0.5W on 10.140MHz. It is intended to be used for Slow Morse (QRSS) operation.
    [ Hits: 1006 | Votes: 0 | Rating: 0 ]
  • N7KSB Milliwatt transmitter - N7KSB used this 1/2 watt CW transmitter, with a roof-mounted ground-plane antenna to work all continents and over 30 countries
    [ Hits: 3005 | Votes: 4 | Rating: 6 ]
Technical Reference : HF Radios Technical Reference : Homebrew
  • KI5YN QLF Filter - A microprocessor based interface designed to go between a standard Morse code key and a radio transmitter. The circuit receives a signal from the key, processes it, and re-transmits it to the radio.
    [ Hits: 352 | Votes: 0 | Rating: 0 ]
  • QRP AM(cw) Transmitter for 10 meters - In this project, you will make a simple low-power broadcast-type circuit, using a crystal oscillator integrated circuit and an a collector modulated AM oscillator.
    [ Hits: 1239 | Votes: 2 | Rating: 10 ]
Technical Reference : QRP Projects : QRP CW Transceiver
  • 500mw CW Transmitter - A very quick and easy way to get on the air is to build a "Michigan Mighty Mite" CW transmitter for 160, 80, 40 or 30 meters. It can't get simpler than this. It has very few parts, costs almost nothing, and it works! Cost estimate $10 by VE6WTF
    [ Hits: 9549 | Votes: 9 | Rating: 5.78 ]
  • 40 Meters QRP AM/CW transmitter - VU2VWN project to homebrew a CW for 40 meters band
    [ Hits: 2262 | Votes: 1 | Rating: 1 ]
  • 80m CW QRP transmitter - 80 metre ceramic resonator VXO CW Transmitter by VK1PK
    [ Hits: 2319 | Votes: 1 | Rating: 10 ]

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