sb interface

Radial System Design - Are the lengths of antenna radials related to the height of a vertical? By N6LF

Loop Antennas and Calculator - The purpose of the calculator is to give you a quick overview of the feasibility of "squeezing" a loop into your available yard or apartment space. The calculator yields a reasonable approximation of dimensions, to within 5% over the amateur bands, using typical wire gauges ranging from 12-18 AWG.

Building the WiFi parabolic antenna Priority listing - Building a Bell ExpressVu satellite dish with a waveguide coffee can cantenna feed, and a Netgear USB Rangemax wifi card (WPN111).

The World Radio Club - Ssb radio club for those who enjoy talking to others all over the world on their 11 meter radio

ZX0F - CQ WW SSB 1999 - Pictures of the CQ WW SSSB 1999 Multi-Multi from Fernando de Noronha Isl.

IZ7AUH-6 DX Web Cluster - DX Cluster web interface, is available also a telnet interface on port 8000

VE3RSB Burlington amateur radio club

W0AU Warrensburg Area Amateur Radio Club - Waarci - warrensburg area amateur radio club inc.

K8HO Highland ARA - The Highland Amateur Radio Association (HARA) centers itself in Hillsboro, Ohio.

Cumberland Valley Amateur Radio Club - Chambersburg Pennsylvania

RemoteHams.com - RemoteHams permit to display and/or control your rig on a webpage providing a web interface to radios supported by Ham Radio Deluxe & Shortwave Log!

W3YY FSK CW PC interface  ^updated - A FSK/CW PC interface that will allow a PC to key your transmitter producing either a pure FSK or CW signal

Aero Mobile Ham Radio - Aero mobile with the ICOM 706MKIIg By Chuck Forsberg WA7KGX

PSK31 Interfacing - PSK31 basics and radio to pc soundcard interface circuits, radio to soundcard, soundcard to radio and pc serial port to radio

Improving The Heathkit SB-200 - A QST article, hints and kinks on improving the SB-200 amplifier

Heathkit SB-220 - The Heathkit SB-220, two 3-500Z, amplifier made a notable impact in the world of amateur radio when it debuted in 1975. Resources and modifications

ZLP Electronics - Yaesu Icom Kenwood CAT Interfaces. Isolated audio-DATA interfaces for ALL afsk DATA modes inc psk31 rtty sstv etc.

Qucs - Quite Universal Circuit Simulator Priority listing - Qucs, briefly for Quite Universal Circuit Simulator, is an integrated circuit simulator which means you are able to setup a circuit with a graphical user interface (GUI) and simulate the large-signal, small-signal and noise behaviour of the circuit. After that simulation has finished you can view the simulation results on a presentation page or window. Run on Linux.

EhoCW - CW Keyer software by F8EHO keyer and decoder functions, with interfaces with emitter/Receiver, memories, variables for call sign, mp3 and wav morse conversion, direct keyboard keying, joystick or serial interface for a morse key

ScopePar - ScopePar turns your old PC into a multi-channel oscilloscope, the user-interface to which is SeriCon on Windows PC.

Fox Delta Satellite Tracking Interface Priority listing - A simple PIC16F688 satellite Tracking interface for yaesu ratators.

COLLINS 30L-1 HF Linear Amplifier - The Collins 30L-1 Linear Amplifier has 1000 watts PEP power input on SSB and 1000 watts average on CW on all bands. It can be driven by the Collins 32S-3 Transmitter Collins KWM-2 or KWM-1 Transceiver, or most 70-100 watt exciters.

Audio processor for SSB transceiver - This circuit consists of microphone amplifier and a high pass filter. Suitable to improve signal readability.

ICOM IC-E90 accessories - CI-V Interface and Power supply adapter for the IC-E90

PSK31 Interface - Fairly simple way to interface a computer soundcard to an HF rig to operate PSK31. This interface also works for SSTV & RTTY, and has been tested with a Kenwood TS-140.