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• Top-Loaded Wire for 80 and 160 Meters - Operating on 160 meters from a city lot is always a challenge. Here's how K9YC does it.
  [ Hits: 1559 | Votes: 0 | Rating: 0 ]

• Coaxial Transmitting Chokes - Understanding Common Mode and Differential Mode Currents on Transmission Lines by K9YC
  [ Hits: 1100 | Votes: 0 | Rating: 0 ]

• San Joaquin County Sheriff and Stockton Police - Recorded scanner radio traffic from police and fire department communications. Stockton Police scanner recordings of pursuits, fights, shootings, officer involved shootings, in progress high intensity calls.
  [ Hits: 2755 | Votes: 7 | Rating: 5.29 ]

• Marine VHF Radio Live Streaming Audio - Live streaming audio of VHF marine radio channels 05A, 16, and 22A from NJ and NY City
  [ Hits: 19912 | Votes: 456 | Rating: 5.35 ]

• Hamnet - Listen to the SARL Hamnet weekly audio report transmitted on Amateur Radio Mirror International Sundays at 10 CAT Sunday
  [ Hits: 851 | Votes: 0 | Rating: 0 ]

• Numbers Stations - About numbers stations, and their criptic transmissions, where to listen to them and some audio recording samples by fascinating shortwaves
  [ Hits: 2559 | Votes: 5 | Rating: 5.4 ]
• Sounds of the Commercial and Military Digital Station - Information and digital audio samples of various modem modulation types
  [ Hits: 1651 | Votes: 4 | Rating: 3.5 ]

• Hamvention Dayton live video - W5KUB Broadcasting live video and audio from ARRL National Convention (Dayton Hamvention)
  [ Hits: 747 | Votes: 3 | Rating: 7.67 ]

• 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 ]

• MFJ Enterprises  ^pop - MFJ manufacturer of ham radio antenna products, antenna tuners, antenna analyzers, morse code & CW, SWR wattmeters, antenna accessories , power supplies, audio filters, TVI filters, baluns, coax switches and more
  [ Hits: 44196 | Votes: 33 | Rating: 6.84 ]

• Winnipeg Police Fire Paramedic Scanner - Live Streaming Audio of Police, Fire, and Paramedic Services in Winnipeg, Manitoba, Canada.
  [ Hits: 8217 | Votes: 38 | Rating: 3.83 ]

• Tower Electronics - PL-259, Motorola & N connectors, Coax Seal, universal adapter kit, TNC, Mini-UHF, SMA, F & BNC connectors, audio connectors,antenna mounts and antennas
  [ Hits: 703 | Votes: 1 | Rating: 10 ]

• RF Stuff - Online shop for two way radio communications and amateur radio products, antennas, coax and cables, adapters and mounts, accessories and audio parts
  [ Hits: 944 | Votes: 1 | Rating: 10 ]

• SigJenny - SigJenny turns your PC into a flexible and powerful audio signal generator for free. It can create multiple waveforms, sweep, fire single or repeating tone bursts. You can save your sound as a wav file, display a frequency response, use SigJenny a bit like an oscilloscope, and do a very good impression of a police car!
  [ Hits: 17770 | Votes: 22 | Rating: 6.72 ]

• Spectrum Analyzer Real-time FFT - Eight-channel Audio Spectrum Analyzer is a set of Real-Time Multi-Channel Gauges for investigation of data accepted from any ADC you will want or 16-, 24- and 32-bit ADC of sound card. WDM drivers support. FFT Spectrum Analysis, OscilloScope, Frequency counter, AC/DC voltmeter, Signal-to-Noise Ratio, Signal-to-Noise and Distortion, Spurious-Free Dynamic Range, Effective Number Of Bits, Total Harmonic Distortion, Inter-Modulation Distortion, Phase Shift. Special modes of dual-channel FFT spectral analysis: Separate channels spectra, Spectra of digital sum, difference, product of two signals, Spectrum of digital product of original signal and its fundamental, Spectrum of Real and Complex Transfer Function, Cross Spectrum. Standart weighing of spectra according IEC and CCIR. Oscilloscope modes (for dual-channel ADC) are: original signals, sum, difference, dependence of one channel on another, amplitude distribution of input signals.
  [ Hits: 11316 | Votes: 9 | Rating: 7.77 ]

• HamTime - Announce your callsign at least once every ten minutes. HamTime runs in the corner of the screen and gives you an audible alarm when that announcement is due.
  [ Hits: 1668 | Votes: 0 | Rating: 0 ]

• Bluetooth Audio and Amateur Radio - Bluetooth headsets are very common with cell phone users. As such, many amateurs may already own a Bluetooth (BT) headset. So why not use it with amateur radio?
  [ Hits: 4244 | Votes: 10 | Rating: 6.6 ]
• Rookey Kit - Encode/decode On-Off audio pulses for remote control of projects
  [ Hits: 335 | Votes: 1 | Rating: 2 ]

• Legendary microphones for ham radio - Graph of the frequency response of some of the legendary microphones favoured by radio hams
  [ Hits: 818 | Votes: 1 | Rating: 1 ]

• The RF Noise Identification Website - Audio files to help identify rf noise (rfi). Identify the RFI that interferes with your reception. RFI Noise identification.
  [ Hits: 1197 | Votes: 6 | Rating: 6 ]

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