sample sound

C pole antenna by W5USJ - A sample implementation of the C-Pole antenna for the 14 Mhz without making use of the pole.

160-meters antenna problems and solutions - Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas pdf file

ScanDawson: Live Dawson County Sheriff, Fire, and EMS Radio - This site allows you to listen to Dawson County, Georgia Sheriff and Fire Department Sample e-mail notification radio communications.

Digi Mode Sound Files - Mp3 and wav files linked from this page are intended to help your understanding of what the different digital modes sound like

Ham Radio Video and Sound clips - KB7TBT amateur radio video clips and sound clips collections

QRP sound files - A sound file collection of QRP contacts by AE5X

Lashen Electronics - From connectivity for the home or small office and home theater cabling solutions to power management and protection as well as home and office sound and video solutions, lashen electronics has the tools and technology you need to do the job right.

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

How to make an APRS IGATE - How to make an APRS IGATE using Linux, soundmodem and aprx by HA2NON

Digital Modes used in Ham Radio - Article with waterfall pictures and samples of several digital modes like psk31, sstv packet pactor hellschreiber domino thor jt65 and more

PSK31 Interfacing - PSK31 basics and radio to pc soundcard interface circuits, radio to soundcard, soundcard to radio and pc serial port to radio

APLT Communications - Italian ham radio dealer for Icom Array Solutions hyt mfj force12 heil-sound yaesu spiderbeam pkw ameritron acom palstar.

NDBfinder - NDBfinder allows you to use your PC and soundcard to receive, detect, identify and log NDBs (Non Directional Beacons used for maritime and aeronautical navigation)

THROB 2.5x3.3 - Freeware Experimental-Program 9-Tone-MFSK with sound card

SlowFeld XP - Free windows program by G3PPT that permits RTX of FeldHell

TWPSK - A linux soundcard based PSK program by DL9RDZ and WA0EIR

RSCW - RSCW is a Linux/Unix program for decoding morse signals using the computer's sound card. It has been written/optimized for digging weak signals out of the noise.

TWCW - This linux program will send Morse Code via soundcard or serial port by WA0EIR

Morse Tone Encoder - Generates Morse tones using the Soundcard. A neat tool for sending out short sequences of Morse tones.

BIP Electronics Lab Oscilloscope - Freeware windows oscilloscope uses the sound card's input to measure signals. This means that the quality of the scope depends on the quality of your sound card. The scope automatically uses the highest sample frequency available at the input that you select

SweepGen - SweepGen turns a PC into an Audio Oscillator and Sweep Generator which can be used for testing audio or educational purposes. In conjunction with audio test instruments, you can make frequency response plots. SweepGen uses the sound card in your PC to produce sinewaves

Sine Wave Generator - Freeware windows Wave Generator use the sound card's output as sine wave output. A built in sweep algorithm is used by audio hackers to measure frequency repsonses of their amplifiers

DTMF encoder - Generates dial tones using the Soundcard. A neat tool for sending out short sequences of DTMF tones.

JQAM (QAM modem) - Transmit audio/video, UDP packets, http, rs232, with QAM using the soundcard rates up to 100kb/s.

PSK31 Interface - Fairly simple way to interface a computer soundcard to an HF rig to operate PSK31. This interface also works for SSTV & RTTY, and has been tested with a Kenwood TS-140.