spectrum lab

Valve Data Sheets - This web page has full data sheets for a number of commonly used valves. Most are Eimac and include the 2C39A, 3-500Z, 3-1000Z, 3CX1500A7, 3CPX5000A7, 3CX5000A7, YC156, 3CX15000B7, 4CX250B, 4CX250A, 4CX1000A, 4CX1500B, 4CX10000J etc. These are not avialable on Eimac's web site in full - only brief notes.

Browning Laboratories - History, information, resources, etc. We also sell Browning equipment.

WAB Worked All Britain Awards - Worked All Britain Awards, founded in 1969 by the late John Morris G3ABG, awards are available world wide to all radio amateurs and short wave listeners.

Antenna Products - Antennas cover the RF spectrum from kilohertz to gigahertz and support countless mission critical military, air-sea navigation, ILS and voice-data communications applications.

Small Wonder Labs - PSK31 transceivers and transceiver kit, CW monoband kits and QRP kits

Engineered Composites Ltd - Fibreglass tubes, structural profiles and other composite materials all available from stock

Ham dictionary of terms - IK0WRB glossary of ham radio terms, available also in italian

US Spectrum Requirements - Amateur and amateur-satellite services, current uses of the amateur service

All Spectrum Electronics - Hobby kits and electronics, semiconductors, components, batteries, ham radio gear and more

DXView  ^{updated  pop} - A free application that displays location information determined from a callsign, displays translations of common "QSO words and phrases" in the languages used in the callsign's DXCC entity, displays beam headings and SpotCollector DX Spots on a world map, displays country maps, and provides point-and-click control of antenna rotators from AlfaSpid, ARSWIN, Heath, Hygain, M2, Prosistel, SARTek, TIC, Trackbox, and Yaesu

BeaconSee - BeaconSee shows you, in real time, worldwide HF band openings on your PC. Analyses the audio signals from your radio, which is tuned to the NCDXF IARU HF beacon network and shows you the signal strength received from each of the 18 beacon transmitters as a plot of frequency spectrum against time.

Hell Software - Detailed review of all the Hell software currently available for the PC

Journal - FREE amateur radio logbook for Windows, Year 2000 compliant, Real-time or post-event data-entry, Produces QSL cards and address labels, Produces RSGB VHF-UHF-SHF Competition Log Sheet and more, by G7LFC

Amateur Contact Log  ^updated - This is an easy to use Windows based general logging program. The program tracks your Worked All States, Worked All Counties, and Worked All Countries progress. Included is a database of counties and countries, by N3FJP. Demo version available.

Shacklog - Quality logging software for the Radio Amateur & SWL, real-time and post-event QSO logging,log analysis and reporting, QSL label printing, country status display, rig control, import of logs, interface to CallBook CD-ROMs

WinWarbler - A free soundcard application supporting PSK31, PSK63, RTTY, CW, and Phone operation. It can decode all PSK QSOs within a 4 KHz segment, maintaining a sorted list of heard callsigns; it can simultaneously decode RTTY via soundcard and an external modem, generates CW directly or via WinKey, and includes a voice keyer. WinWarbler interoperates with the free Commander, DXKeeper, and SpotCollector for transceiver control, logging, and spotting.

TTYlink - TTYLink is a freeware client chat telnet application designed for packet radio and available for Windows NT 4.0 and Windows 95/98.

VisualRadio  ^pop - Interactive Webradio Software under Windows for most receivers/transceivers available today.

Commander  ^{updated  pop} - A free application that controls up to 4 Alinco, Elecraft, FlexRadio, Icom, JST, Kachina, Kenwood, TenTec, or Yaesu transceivers, switching between them manually or automatically based on frequency, and displaying frequency-dependent settings for devices like tuners and amplifiers; includes a bandspread, and supports transverters, frequency and mode tracking by an independent transceiver or receiver, SDR-based panadaptors, and SO2R switching with microHam or OTRSP-compliant devices.

Zelscope  ^pop - Zelscope is a Windows software that converts your PC into a dual-trace storage oscilloscope and spectrum analyzer. It uses your computer's sound card as analog-to-digital converter, presenting a real-time waveform or spectrum of the signal - which can be music, speech, or output from an electronic circuit.

Spectra - Accurate spectrum analyzer in the range 0 - 2500 Hz, makes an accurate FFT analysis of an audio signal coming from the soundcard

Pathfinder - A free application that searches more than 100 web-accessible sources to locate QSL information for a callsign that you enter once

BBA-C1 Amplifier Card - This versatile broadband amplifier is used in several DX Lab projects.

A 50 MHz MicroWattMeter - A design for a simple microwattmeter. Input range -75 dBm to + 5 dBm. Frequency range 2 to 50 MHz

Spectrum Analyzer Project - This is a tracking page for a tv tuners based homebrew spectrum analyzer project.