noise

noise

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• K9AY terminated loops for 75m - It is very compact, low noise and directive with an impressive 20 to 25 dB front to back
  [ Hits: 363 | Votes: 0 | Rating: 0 ]

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

• Signal to Noise - KQ2RP - A micro-blog about micro-signals, mostly QRP
  [ Hits: 262 | Votes: 2 | Rating: 10 ]

• Olympix - Performance RFI Filters that work right at the noise sources, ferrite cores.
  [ Hits: 299 | Votes: 0 | Rating: 0 ]

• SG8 RF Signal Generator 8 GHz - SG8 RF Signal Generator 10 MHz - 8 GHz, up to +28 dBm, phase noise -120 dBc/Hz @ 10 kHz offset from 1 GHz
  [ Hits: 378 | Votes: 2 | Rating: 1 ]

• RF Noise Powerstroke Diesel - Reducing and removing RFI Noise
  [ Hits: 406 | Votes: 0 | Rating: 0 ]

• Audio CW Filter - A very effective AF Adaptor, with built-in noise blanker and 30 Hz CW filter modules by PA0LQ
  [ Hits: 1523 | Votes: 3 | Rating: 5.67 ]

• Kenwood TS-850 Noise Blanker Mod - Reduces line noise on TS-850
  [ Hits: 1085 | Votes: 2 | Rating: 9.5 ]

• FT-817 NB Improvement - Yaesu FT-817 noise blanker improvement
  [ Hits: 660 | Votes: 0 | Rating: 0 ]

• 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 ]

• NFM - noise figure measurement - NFM (for Noise Figure Meter) is a software application to assist Noise Figure measurement. NFM implements the method of Agilent application notes AN 57-1 and AN 57-2 for noise figure measurement, but with the addition of an adjustable attenuator after the noise source and between the DUT and instrument.
  [ Hits: 404 | Votes: 4 | Rating: 7.75 ]
• EvoSpice - A numerical optimizer (solver) for LTSpice IV. Uses a fast evolutionary algorithm. You can use EvoSpice to design high efficiency power supplies, audio filters, low noise RF amplifiers and an endless list of other applications
  [ Hits: 567 | Votes: 0 | Rating: 0 ]

• Multi-Instrument - Contains a PC sound card based signal generator. It can generate functions, multitones, arbitrary waveforms, burst tones, MLS, DTMF, musical scales, white noise and pink noise, and frequency/amplitude sweep. Fully functional free trial downloadable.
  [ Hits: 8421 | Votes: 16 | Rating: 5.12 ]

• Friis-It NF for iPhone - Friis-It NF is the first iPhone OS based application that allows you to calculate noise figure, system sensitivity, and cascaded gain for an RF Receiver system
  [ Hits: 632 | Votes: 1 | Rating: 10 ]

• 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 ]
• 144 MHz Very Low Noise Preamplifier - An home made low noise preamplifier project for 144 MHz, with detailed circuit diagram. The VLNA-144 preamplifier has been Published on DUBUS 4 2019
  [ Hits: 425 | Votes: 2 | Rating: 10 ]

• Local-noise filter - Suppressing noises from your plasma TV or other unwanted signal sources
  [ Hits: 1347 | Votes: 3 | Rating: 8.67 ]
• K9KLT Power Line QRN Killer - A power line noise eliminator designed to eliminate QRN expecially on 40 meters band.
  [ Hits: 1365 | Votes: 1 | Rating: 10 ]

• 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 ]

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