Components

Remote Antenna Tuner - Remote antenna tuner

Homebrew Butterfly Capacitor - Butterfly capacitors are hard to find, expensive but they can be home made by PY1AHD

Coil Inductance Calculator - Calculate the inductance of a single-layer, air-core coil.

PC to RTX interface - Schematics for IC-706, IC-718, IC-756PRO, TS-570, TS-870, and simple universal S.B. interface All three interfaces presented on this page employ galvanic isolation of the transceiver from PC computer. Audio paths are separated by transformers, optocouplers serve to separate the digital paths (PTT and RTTY keying).

Radio Component Database - Technical documentation for Radio Component`s

E. F. Johnson Ranger Mods - Ranger mods by WA1HnyLR, The TimTron

Accurate Inductance Calculator - This page allows you to calculate in the most accurate way high-Q inductor coils.

AM-6154 FAA Amplifier circuit conversion - AM-6154 222MHz grid Conversion Information by N0UK

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

Coax Data - Coax data attenuation db/100 feet

Coaxial cables attenuation charts - Coaxial cables attenuation chart

Coil Inductance Calculator - Calculate the inductance of a single-layer, air-core coil.

DigChip IC database - DigChip is a provider of integrated circuits documentation search engine, it's also distributor agent between buyers and distributors excess inventory stock.

E. F. Johnson Ranger Mods - Ranger mods by WA1HnyLR, The TimTron

Electro Cables Coaxial Catalog - RGG 6/U, RG 8, RG 11, RG 58, RG 59, RG 213 RG 223/U and many other cable specs with attenuation data

Electronic Kits - Free download electronic's kits, do it yourself in french

Eliminate That QRM - reduce or completely eliminate interference from almost any local source whilst leaving the wanted signal relatively unaffected, even though it may be on the same frequency

Everything RF - everything RF is a web portal for RF & Microwave Engineers providing News, Design Articles, Information on new products and a component search engine which helps you find the RF & Microwave Components that are right for you.

Fil's Repair page - Series of comprehensive repair guides for consumer electronics equipment and other household devices

Fuses - About Fusues, current and voltage rating, type of fuses

Heathkit Troubleshooting Tips - Tech informations written by an ex heath technician

Homebrew Butterfly Capacitor - Butterfly capacitors are hard to find, expensive but they can be home made by PY1AHD

How rewind solenoid coils - Rewinding solenoid coils

Inductors and Transformers - Solenoids, variable inductors, electromagnetic induction, transformers theory at G3YNH

Inside Compact Fluorescent Lights - Discover the huge amount of components inside Compact Fluorescent Lights

PC to RTX interface - Schematics for IC-706, IC-718, IC-756PRO, TS-570, TS-870, and simple universal S.B. interface All three interfaces presented on this page employ galvanic isolation of the transceiver from PC computer. Audio paths are separated by transformers, optocouplers serve to separate the digital paths (PTT and RTTY keying).

Radio Component Database Priority listing - Technical documentation for Radio Component`s

Recovering parts from surplus - What electronic parts you can recover from PC monitor, VCR, CD-ROM, FDD, HDD , Laptop, Motherboard, SmartCard reader or Printer

Remote Antenna Tuner - Remote antenna tuner

Resistor values by color - Calculate Resistor Values from Color Codes

Selecting Capacitors - Selecting capacitors in RF power applications at HF by I0JX

Semiconductors - Semiconductors, diodes and transistors, intregrated circuits

Simbologia electronica - A large collection of electronic components symbols in spanis

Simple Reverse Polarity Protection - This simple modification is applicable to pretty much any 12 volt operated, positive earth equipment. by Chris Cox, N0UK, G4JEC

T-Network Tuner Simulation - Simulator for the popular, series capacitor, parallel inductor T-network tuners

Tubes 201 - How Vacuum Tubes Really Work