amplifiers rf

Optimised Six-Metre Yagi - Design for a 5 element beam on a 23 foot boom with an unusual combination of performance characteristics

WC2L Web Cluster - An AR-Cluster powered web interface to packet cluster by WC2L

Radio Club of thessaloniki - Club for Radio enthusiasts in Thessaloniki - Macedonia - Greece

TE Systems - Manuf RF power amplifiers wideband+narrowband for Commercial, Defense, OEM and amatuer markets. Also low-noise rf amplifiers

MFSK16 Reference Documents - Performance Reports, Sound Samples and specifications of MFSK mode

N9VV PSK31 Resources - Software, reference and reviews of computers interfaces for PSK31 operating mode

scanningmetrorichmond.info - This site is supplied as a reference for those interested in monitoring radio communications in the Richmond,Chesterfield,Henrico areas.

BA-Electronics - Electronic components dealer stocking RF adapters and many other popular items.

Going Postal Ham Radio T-shirts Priority listing - Going Postal produces unique and colorful t-shirts using postage stamps featuring ham radio or electronics themes.

MPE Calculator - Free RF exposure evaluation software for amateur radio

Beacon-Prediction Wizard Priority listing - Specialized interface for the communications-analysis-prediction engine provided by VOACAP, predicts the expected performance of high frequency, HF, radio systems

HamGrids - Windows application that will allow you to perform calculations with the popular Maidenhead Grid Square system. This grid system is used worldwide by amateur radio operators for many aspects of ham radio.

TCalc - TCalc+ analyses the Noise and intermodulation performance of radio receiver front-ends.

Ham Radio Deluxe Logbook - HRD Logbook v5 is a freeware windows logbook program that offer full control of your radio, Rotor control, support for many db engines, multiple logbook, dx cluster client interface, band maps and solar status report and audio recording

EchoStation - EchoStation is a commercial windows repeater-control program for Windows which makes it easy to set up a complete, fully-functional repeater or announcement machine using a personal computer. Demo version available

SRL QuickSilver QS1R VERB - The QS1R VERB is the most advanced open source digital down conversion (DDC) receiver board on the market. It features a Linear Technologies LTC2208 16 bit, 130 MSPS Analog Digital Converter (ADC) and an Altera EP3C16 Cyclone III FPGA. Connectivity to the PC is through a high speed USB 2.0 interface. QS1R covers 15 kHz through 55 MHz in its standard configuration and can be used in undersampling applications to 300+ MHz.

SDRMAXII - graphical user interface which communicates with QS1RServer.exe over three UDP ports. QS1RServer.exe controls the QS1R Versatile Radio Board (VERB), a Software Defined Radio developed and produced by Phil Covington

Freq 51 - Program samples the input, performs an FFT, and graphs the output

Analyzer2000  ^pop - Superfast analyzer for audio and radio signals

eQSO - Dedicated ham radio internet gateway and server system. It is intended for use by RF gateways and PC users connected to the internet

VoiceKeyExpress - Turns your PC's sound card into a powerful and versatile digital voice keyer. Commercial by n7qjp

1.5 to 30 Mhz RF Amplifier  ^pop - This high range amplifier is very small [SB200 size] Vacuum variable input and output caps as well input and output switching.

K8CU Technical Topics - Well documented Amateur Radio HF/VHF antenna projects, high power Russian GS35B RF amplifiers, mobile RFI solutions, related accessories, vintage radios, Six meter equipment, and useful techniques by K8CU are inside.

Rtty interface (FSK/AFSK) with sound cards - "How to remove the so called ""ground loop"" and the reentry in the RTTY broadcast and make radio and PC happily coexist"

CAT Interface for Yaesu - schematic diagram for CAT interface for yaesu HF Transceivers