crystal diode

The Inverted L Antenna - About Inverted L Antennas on low bands

Epcos - Manufacture capacitors, sensors, diodes, varistors, chokes, inductors, ferrites and accessories

Quartslab - Quartslab has over 30 years of experience in supplying quartz crystals to the international communications market. Our product range includes the supply of quartz crystals in the frequency range 1.5 to 225 MHz in all popular holder types as well as crystal oscillators in DIL8 and DIL14 packages.

Cobham Microwave Priority listing - Cobham Microwave has a long term experience in Microwave Systems and Components. Their five areas of capabilities are Systems and Components: Diodes & Modules, Ferrite Devices, RF Filters, and Waveguides.

TR-7 DIODE TEST - TR-7 PIN diode test procedure

Pad-Adapter for TS-590S - Adding a Pan-adapter to the Kenwood TS-590S

Converting TH-F6 into a TH-F7 - TH F6 and TH F7 is, actually, the same transceiver. Well, there is a difference: one diode.

Cobra CB Radio Dealer - Online dealer for Cobra Midland Uniden radios

SellWeb - Electronic components online shop, resistors capacitors cables diodes transistors ic sockets relays microcontrollers PCB prototyping switches potentiometers

ASAP Semiconductor - Electronic Component Distributor – ASAP Semiconductor is wholesale electronic component distributor in USA. We supply all types of electronic components like semiconductors, capacitors, resistors, diodes and many more.

AFR Enterprises - AFR Enterprises a leading distributor of electronic components, semicondustors, diodes, Resistors, Integrated Circuits across the USA.

AF4K Crystals for amateur radio - Sale Crystals for amateur radio

West Florida Components - Electronic components and parts supplier: semiconductors, capacitors, diodes, transistors, resistors, and more since 2005

Recovering old NICAD and NMHI Cells - Old Nicads batteries and sometimes NMHI batteries usually end up with several cells being short circuit, as they suffer from crystal growth in the electrolyte

The Milli Beacon - This page describes an cheap RF signal source, a portable micro beacon, using a low cost temperature controlled crystal oscillator

Semiconductors - Semiconductors, diodes and transistors, intregrated circuits

Glossary of Terms for Crystals - Common terms used referring to crystals

Homebrew Crystal Filter Design - Desgining crystal filters and find out crystal data by measuring it.

TS-590S Pan Adapter Cable - This article describes how to make a simple receiver Out adapter cable for the Kenwood TS-590S, so a second receiver can be connected and used as a pan-adapter

QRP AM CW transmitter - A simple low-power broadcast-type circuit, using a crystal oscillator integrated circuit and an a collector modulated AM oscillator

The Rock-Mite CW Kit - The Rock-Mite is a 40m CW kit offered by Small Wonder Labs . It features built-in keyer, direct conversion receiver with a crystal RF bandpass filter, 500 milliwatts of power, and switchable frequency offsets to work around QRM

20m CW QRP Transceiver - The direct-conversion receiver uses an audio-based automatic gain control, an LC tone filter, and a 100-kHz crystal for frequency alignment. The same VFO is used for transmitting and receiving by DC1YB

Crystal tester - Crystal tester project, crystals are used to control the operating frequency of transmitters, and it is used in radio frequency converters, oscillators, filters for cw, ssb and many other applications.

Testing transistors and diodes - How test transistors and diodes with a simple digital multimeter.

Germanium Noise Generator - This generator requires 100volts supply at 5mA. A 0 -5 mA meter inserted at J1 measures the crystal current.