air frequency

air frequency

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• End Fed Half Wave Antenna Coupler - A home made end-fed half-wave antenna coupler with antenna lenght calculator and counterpoise calculator based on center frequency. Includes pictures and drawings along to antenna homebrewing instructions with a home made on air wound transformer
  [ Hits: 280 | Votes: 0 | Rating: 0 ]

• 20m Indoor Loop Antenna - This antenna can gets you on the air on 14MHz, and it has a useable frequency range. The VSWR is almost perfect at the centre-frequency abd the design uses no expensive components.
  [ Hits: 635 | Votes: 4 | Rating: 6.75 ]

• Dish 802.11 Wireless Networking Antenna - This antenna modification is for the IEEE 802.11b networking protocol that operates at 2.4 GHz. It can be scaled easily to the 5 GHz frequency used by IEEE 802.11a by simply scaling the dimensions on the feed can and the excitation antenna to 2.4/5 = 48% of the dimensions shown above.
  [ Hits: 9439 | Votes: 8 | Rating: 6 ]

• Collins 618F-1A VHF Aircraft Transceiver - Restoring a 1965 Collins 618F-1A VHF aircraft radio. This radio was designed for light aircraft as an early frequency-synthesized radio built in 2 separate chassis.
  [ Hits: 311 | Votes: 1 | Rating: 10 ]

• G3kma, iota manager's website - Iota - islands on the air - is an amateur radio programme run by the rsgb (radio society of great britain) to promote contacts with island stations worldwide on the radio amateur frequency bands.
  [ Hits: 746 | Votes: 0 | Rating: 0 ]

• Radio Scout Frequencies - Information on frequencies suggested as Scout amateur radio frequencies. These were initially suggested by the World Organization of the Scout Movement and their Jamboree on the Air organizer. As with all amateur radio frequencies they are a shared resource. If someone else is already on that frequency, move up or down to find a clear frequency for calling.
  [ Hits: 43 | Votes: 0 | Rating: 0 ]

• National Radio Data - United States and Canadian call sign/scanner frequency databases, Worldwide airport frequencies, FIPS codes, Mass Media searches for DXing and more!
  [ Hits: 1767 | Votes: 7 | Rating: 7.29 ]

• ASC Signal - Global manufacturer of Satellite Earth Station, Air Traffic Control Radar Antenna and High Frequency Antenna products for broadcast, government and enterprise satellite communication applications.
  [ Hits: 827 | Votes: 2 | Rating: 8 ]

• Laird Technologies - Design and manufacture antennas for mobile devices, wireless data including WiMAX, WiFi, and WISP (Wireless Internet), two-way radio and RFID (Radio Frequency Identification).
  [ Hits: 226 | Votes: 0 | Rating: 0 ]

• Tecom - Tecom industries product line encompasses a wide range of highly sensitive active and passive antennas for use in airborne and ground applications, providing complete coverage of the 20 MHz to 40 GHz frequency range.
  [ Hits: 353 | Votes: 0 | Rating: 0 ]

• Simplified Kenwood TS-850 AM Mod - TS-850 is not much effective on AM since it does produce fairly clean audio, however while it does noticeably improve low-end frequency response
  [ Hits: 434 | Votes: 1 | Rating: 10 ]

• FT991 MARS Mod - This modification will expand the tx frequency range of the Yaesu FT-991 from allowing just ham radio bands, to all bands 1.8 - 30MHz and 50-54 MHz.This information is solely for use by licensed members of MARS (Military Affiliate Radio System) or CAP (Civil Air Patrol)
  [ Hits: 829 | Votes: 5 | Rating: 3 ]

• Iraq War Frequency Info. - IRAQ War Military HF freqs, Aero HF frequencies and Shortwave Broadcast schedules of interest
  [ Hits: 10062 | Votes: 37 | Rating: 5.92 ]

• Natural Radio Listening: Streaming Audio - A page about fascinating Very Low Frequency and natural radio, with lots of streaming audio links from remote receivers. Some experimental stereo pairs around the world.
  [ Hits: 2265 | Votes: 6 | Rating: 7.33 ]

• Frequenzdatenbank.de - Frequency database for Germany. Emergency services, aircrafts, radio and paging system with over 2000 frequencies from all over Germany.
  [ Hits: 1400 | Votes: 14 | Rating: 4.15 ]

• Intercept Radio  ^updated - The radio website that respects the Civil Air Patrol and their copyrights. Home of the world's largest radio/scanner frequency database, include live police scanner recordings
  [ Hits: 483 | Votes: 7 | Rating: 8.14 ]

• RF Inductor Calculator - This air-core solenoid style RF inductor calculator calculates the inductance, wire size, number of turns, and other parameters for an air-core solenoid inductor used in radio frequency (RF) circuits, based on user input of frequency, desired inductance value, and physical dimensions.
  [ Hits: 84 | Votes: 3 | Rating: 7 ]

• DTMF decoder - A very easy to use program to decode DTMF dial tones found on telephone lines with touch tone phones. The DTMF Decoder is also used for receiving data transmissions over the air in amateur radio frequency bands.
  [ Hits: 7922 | Votes: 14 | Rating: 4.79 ]

• Open-channel - A CB radio website aimed mainly at the UK market including help, tips, repairs, mic wiring, frequency charts, chat forum,rig doctor listing, mail order shops and much much more
  [ Hits: 4093 | Votes: 4 | Rating: 7 ]

• Air cored inductor calculator - Online calculator for Input coil data, LC Resonant Frequency and L match
  [ Hits: 455 | Votes: 2 | Rating: 1 ]

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