spectrum lab

Shortest Vanity Callsigns  ^updated - This is a service for finding the shortest available vanity callsign in your amateur radio class. It filter through all possible callsigns and provide just the unused ones weighted by their length in morse code or their actual number of letters.

Worked All States (WAS) by ARRL - The WAS (Worked All States) Award is available to all amateurs worldwide who submit proof with written confirmation of having contacted each of the 50 states of the United States of America.

AmateurLogic.TV - Amateur radio videocast, your source for practical technology hacks, mods, and tips. Available on youtube or google video

TekNet Electronics - Frequency conunters, multimeters, oscilloscopes, spectrum analyzers, power supply and RF network analyzers.

Hameg Instruments - Spectrum Analyzer, Oscilloscopes, EMI Measurement and Power Supplies German test equipment maker

Link Instruments - Pc based test and measurement equipment and instrumentation: digital oscilloscope, logic analyzer and spectrum analyzer.

Willtek Communications - Comprehensive range of cutting-edge solutions for testing, measuring, and analysing rf networks and devices. Testers, mobile service testers, handheld spectrum analyzers

BK Precision - Power supplies, electrical testers, battery analyzers, cable tester, rf generators, spectrum analyzers, Digital/Analog Oscilloscopes, Multimeters , attenuators, frequency counter

Alabama Repeater Link System, D-STAR - The enhancement of the Alabama Linked Repeater System is one project of the ARRL Alabama Section.

Low Frequency operations by W3EEE - A squint at the world of LF This website was initially thrown together to provide ready availability to data being collected from the measurement of a transatlantic LF (Low Frequency) path.

The ARS Lab Reviews the Yaseu FT-817 - Yaesu FT-817 ARS review by Russ Carpenter, AA7QU For the ARS Lab

Labcenter Electronics - Professional electronics cad (schematic, simulation and pcb autorouting) software.

Contact PSK - A spanish commercial windows PSK Software, demo version is available by EA1CUI

EIS Spectrum Analyser - Freeware program for analysis and simulation of impedance spectra

Batteries and QRP - Thanks to the popularity of cell phones, laptops and other personal electronic devices, the battery industry has been market-driven to produce higher capacity batteries in lighter weights than previously possible with yesterday's chemistries.As a result, a wide variety of battery types are available to the outdoor QRP operator.

A simple SWR Meter - This article describes a simple QRP SWR meter built using readily available parts.

Noise Figure Meter with a Spectrum Analyser - A relatively simple automatic Noise Figure (NF) meter was developed which is using a spectrum analyser as the receiver and logarithmic power detector.

Science Workshop - Home of the Poor Man's Spectrum Analyzer

A spectrum analyzer for the radio amateur - Good tools are priceless when you need them. Here’s a piece of test equipment you’ve always wanted for your workbench

A Spectrum Analyzer for the Radio Amateur—Part 2

W7ZOI / K7TAU Spectrum Analyzer - W7ZOI/K7TAU Spectrum Analyzer Constructed by N8QOH

W7ZOISA Spectrum Analyzer - My Version of Wes Hayward W7ZOI / Terry White K7TAU Spectrum Analyzer

Microwave spectrum analyzer - A practical approach to microwave signal analysis for the home experimenter

Harmonic Converter for Spectrum Analyzers - Extending the frequency coverage of spectrum analyzers, Harmonic mixer by Matjaz Vidmar, S53MV

Spectrum Analyzer building Project. - W6/PA0ZN CATV tuner based Spectrum Analyzer Building Project