cheat sheet

6M Square Copper Dipole - Here is the parts list and dim. sheet for a 6m Square Copper Dipole, made from copper water pipe

Coax cables specifications - Useful data-sheet on RG coax cables compiled by NA5N

W6OAV'S LOOP - Bill Rinker, W6OAV, handcrafted this compact magnetic HF loop from copper and pvc plumbing supplies, a 12 volt motor, and some teflon sheets. He's had great reports with it.

Portable HF antennas - Excel sheet containing technical comparisons of commercial HF portable antennas compiled by ON4SKY. Includes pictures, manufacturer, db gain, band coverage, F/B ratio, price, weight and dimensions.

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.

DXCC spreadsheet - Excel spreadsheet that helps you trace your status of DXCC entities. You only have to fill the cells with your worked and confirmed entities and the totals will be automatically updated. You don't have to make any calculation

PMR 446 Information Sheet - UK Radio Authority info on PMR466

OK1CDJ Ondrej - VHF, UHF page, technical articles, projects, datasheets

Belden Wire & Cable Company - Cables for any electrical application, with data sheets, comparisons, and on-line catalog.

Great Circle calculator - Excellent on-line java great circle calculator with perl source code and excel spreadsheet for gc calculations

FT-100 icons - Yaesu official FT-100 icons sheet

Test & Measurement Equipment Buying Guide - Compare and select Test& Measurement equipment according to its technical parameters; access library of manufacturers specs and data sheets. TestBuyer.com

Antenna Log Periodic Design - Log periodic antenna design excel sheet file download, in italian.

XLZIZL by AC6LA - XLZIZL is an Excel application that analyzes the components of an antenna feed system, including transmission lines, stubs, baluns, and tuners. Calculations include impedance transforms, SWR and reflection coefficient, power loss, voltage and current standing waves, stress on tuner components, network attenuation (S21), and return loss Analysis results are available in worksheet format and in five different chart formats, including Smith charts.

Antenna Model - Commercial software for the analysis of wire antennas. runs under most Microsoft 32-bit Windows operating systems—Windows 98/ME/NT4/2000/XP Analyze most wire antennas in free space, over perfect ground, or over real-world grounds with the conductivity and dielectric constant you specify. You describe the antenna to the program in easy-to-use spreadsheet-style input window

Yagi-Uda Array Calculator - Spreadsheet for the calculation of Yagi-Uda Array of Circular Loops. The website is in french, but the spreadsheet is both in English and French.

Mapper - You can plot stations, country prefixes and print the maps over multiple sheets of paper.

PROADIKON - Converts your logs into ADIF (Shacklog, EasyLog, PC-Profilog, LogPlus, DXLog, Log-Projekt, QW, UKWTEST, DAS LOG, HAM-LCT, Eurowinlog, StationMaster, Catlog, ARMAP95/98/2000, SPRINT, WinFD32, WAG, Fivenine, Excel Spreadsheet, CSV or TXT file; also ADIF to ASCII, import into RXCLUS DXCC and IOTA database, *.upf import file for IOTAMEM2 and many other features)

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

EasyTuner - Easytuner id an excel spreadsheet that tunes your radio. Works with all Kenwood and Icom receivers and transceivers that are computer-controllable. Sets receiver and transmitter frequency and mode

Bi-Pi Search Datasheet - Electronic component engineering, datasheet lookup system

DigChip IC database - Provider of electronic components documentation. Offer a reliable tool to find semiconductors components technical information like parts, datasheets, cross reference, obsolete and new circuits.

Datasheets DB - CBTricks Datasheet Database, Capacitors, leds, inductors, realys, resistors, tube and diodes

Defpom CB and HAM radio mods  ^pop - Circuit diagrams, CB and HAM mods, alignments, data sheets and pinouts, a massive site with over 600 pages of free info

Wavefront CompactPCI (CPCI) RF converter - The Wavefront CompactPCI (CPCI) RF converter provides a complete half-duplex radio front-end in an industry-standard 6U format. The architecture consists of dedicated receive and transmit channels that share a common RF interface.