tv spectrum analyzer

Measuring Cable Loss - Improving measurement accuracy when low-power analyzers are used.

Better Feedline Loss Measurements with Antenna Analyzers - Various publications through the years have shown how the SWR measured on a shorted (or open) feed line can be used to calculate feed line attenuation

Alford 1.2 Ghz ATV Antenna - Antenna tests on Alford 1.2 Ghz for ATV oprations in italian

DXCal DX Calendar - This is DXCal - a DX Calendar. The idea is quite simple, DXCal is a calendar where hams can adds all the DX events that are planned.

Volta RTTY contest - Alessandro Volta RTTY Contest

Eufaula, AL Live police scanner - Live polive scanner feed from Alabama

ATVS - ATV repeaters live on WWW - List of ATV live streaming on the web

DB0MIN Webcams - 5 webcams from ATV-Relais DB0MIN

AOR U.S.A., INC. - Aor u.s.a web site, manufacturer of base and mobile receivers, handheld receivers, digital voice modems, spectrum display units, frequency monitors and antennas

I-LinkBoards.com - Echolink, EQSO, Echostation, SSTV, WEFAX, PSK-31 other digital sound card modes

DEHN, Inc. Surge & Lightning Protection Priority listing - Offering transient voltage surge suppressor, TVSS, patch cables, surge arresters, surge protectors for lightning and power surge protection for electrical equipment, IT networks, communication systems, data lines, relay systems and solid state controllers.

Television History - The First 75 Years, learn about the history of TV-set design, development and marketing.

APRSTV.com - A video podcast about aprs, the automatic position reporting system, used by amateur radio operators.

I-ATV - Official web site of Italian amateurs into ATV

Russia ATV Amateur TV - Digital Amateur Television web sited include a D-ATV transmitter, D-ATV receiver, D-ATV modulator D-ATV schematics by RA3TTS

G0ITP Ham Radio SSTV Software - SSTV software collection with direct links

EasyPal - Easypal is a freeware DSSTV software uses the DRM (Digital Radio Mondiale) encoding to allow the sending of image files over voice channels. This mode is known as Digital SSTV

glfer - glfer is a program for reception and transmission of QRSS/DFCW signals. It is composed of two main parts: the spectrogram window, where you can see the spectrum of the received signal vs. time the transmission functions, to emit cw characters at a slow but precisely controlled speed, using the QRSS (slow CW) or DFCW (Dual Frequency CW) modes

Linrad - Multiplatoform freeware DSP software. Linrad has its origin in software that was developed for 144 MHz EME CW but it is quite general and should be seen more like a kit for designing a receiver that a receiver for some particular usage. It can be used as a CW receiver with a small time delay and a fast waterfall graph. A dsp for conventional receiver to imporve signals readability, a spectrum analyzer.

PSK08 for Spectrum Lab - PSK08 for Spectrum Lab.Small user file to configure the software for slow PSK.

RX-PSK31 - Easy to use Audio Spectrum- and PSK31 decoding program specially designed for SWL's who don't need TX or for anyone who just like to monitor PSK31 or analyse signals. Adjustable DSP and Spectrum settings for audio and frequency spectrum analasys or to set it for best decoding of PSK31 signals. By ON6MU

Geosat - MSDOS program to calculate Az-El position of geostationary satellites at specific location and carrier to noise ratio of received SAT TV signal.

Soundcard Audio Tools and Toys - Soundcard audio tools and toys, experimental ideas and utilities. Signal Generator, Frequency-counter / instrument-tuner, Real-time Spectrum Analyser

Interferences and filtering - General information on Filter passbands, interferences, TVI and RFI problems

Noise Sources - Computers, TV's, and Switching Systems can cause noises to your receiver