noise antenna

noise antenna

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• 160 meter low noise antennas experiments - VE7CA experiments on 160 meters band antennas, looking for better performances on reception.
  [ Hits: 3057 | Votes: 1 | Rating: 1 ]

• LFA Yagi Antenna for 6 meter band - This antenna is reported as being lower noise than conventional yagis and had a very low SWR for 500 KHz.
  [ Hits: 200 | Votes: 3 | Rating: 7.33 ]

• The PA0RDT Mini-Whip - An active receiving antenna for 10 KHz to 20 MHz, a very small sized antenna with excellent performances in noise to signal ratio.
  [ Hits: 1476 | Votes: 7 | Rating: 7 ]
• PA0RDT Active Antenna - Active antennas can be very useful, in particular they can help reduce local electrical noise by allowing the antenna to be installed in a corner of the garden well away from house wiring. The original PA0RDT antenna uses a very small patch for the antenna and relies on the antenna being installed quite high.
  [ Hits: 309 | Votes: 0 | Rating: 0 ]

• Modern Beverage Receiving Antenna - A helpful guide to building your own beverage-type low noise receiving antenna for broadband use. Easy, do-it-yourself suggestions to optimize directional performance, even if you lack a farm to put it on.
  [ Hits: 1630 | Votes: 2 | Rating: 5 ]
• About The Beverage Antennas - Receiving Antennas - An article about the Beverage antennas, super long wire receiving antennas thar are unidirectional and have a very low noise that makes this antenna excellent for low band dxing. By Thomas R. Sundstrom W2XQ, 73, June 1981, 73 Magazine
  [ Hits: 185 | Votes: 1 | Rating: 10 ]

• Common mode currents - Common mode currents can flow in all sorts of systems, not just antenna feed lines. This article explain how Common mode noise can be isolated from the desired signal
  [ Hits: 316 | Votes: 1 | Rating: 8 ]
• Why good Antennas need good Coax cable - The importance of an efficient antenna feed line that can minimize the disturbing noise for an optimal signal reception
  [ Hits: 462 | Votes: 1 | Rating: 10 ]

• Noise Figure Measurement using Standard Antennas - Measuring noise fiugre on the W2IMU horn and the dual-dipole-feed
  [ Hits: 354 | Votes: 2 | Rating: 2 ]

• NOAA Satellite Reception with QFH Antenna - How to receive NOAA weather satellite with a home made QFH Antenna. This project includes some easy and efficient notch filters to suppress noise from FM frequencies
  [ Hits: 260 | Votes: 1 | Rating: 8 ]

• EME Dish Antenna Project - A 3.2m EME dish project that provides a better performance on 1296 MHz (10+dB sun noise vs. 6dB with my 432 array) and an even better performance on 2304 MHz
  [ Hits: 346 | Votes: 0 | Rating: 0 ]

• Timewave - Sells leading-edge voice and digital communications products to the world-wide military, government, industrial, and amateur radio marketplaces. Bluetooth Remote Audio/PTT, Rig Controller with Audio & PTT , HamLinkUSB Rig Control, Noise filtersm antenna analyzers, Multimode Data Controller, TNC, Packet Radio Terminal Node Controller. USB2RS232
  [ Hits: 4103 | Votes: 3 | Rating: 5.33 ]

• Spikes CB Radios - A full service sales & repair shop, sell a wide range of cb radios, scanners, antennas, mounts, echo, noise toys and a wide range of accessories. Atkinson, IL USA
  [ Hits: 863 | Votes: 6 | Rating: 7 ]

• Hamtech - HAM-made engineering products supplies and produces coaxial relays, antenna switches, sequencers, roller inductors, variable capacitors, low noise preamplifiers, RF power rotary switches and coil bodies.
  [ Hits: 192 | Votes: 0 | Rating: 0 ]

• UHF Low Noise Antenna pre-amp - Low Noise Antenna pre-amp for SAT, EME & DX-ing
  [ Hits: 2329 | Votes: 2 | Rating: 2 ]
• Improving Receiver Noise on 50 MHz - Tests on a preamplifier for 50 MHz installed right at the feedpoint of the antenna.
  [ Hits: 990 | Votes: 0 | Rating: 0 ]

• PlasmaTV QRN Eliminator - An improved version of DK9NL QRM Killer, with dedicated noise sampling antenna for completely filtering of plasma TV rattle on HF bands
  [ Hits: 899 | Votes: 0 | Rating: 0 ]
• Noise Canceller Project - This project was intended to accompany the stealth antenna project. Author want to see how effective a noise canceller could be in reducing the background noise floor when attic / stealth antennas are being used.
  [ Hits: 709 | Votes: 0 | Rating: 0 ]

• A Homebrew Antenna used for RFI Direction Finding - How to homemade antenna to be used with a handheld on the aircraft band to locate noise sources
  [ Hits: 486 | Votes: 3 | Rating: 7.67 ]

• Noise cancellation on 2m using 2 antennas - Article on Phase-cancellation of noise on 2m band
  [ Hits: 503 | Votes: 2 | Rating: 3 ]

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