best cw receiver

A UHF Discone Antenna for scanners - Article on discone antennas by William K2MQJ and Rudolf KA2CWL

Understanding Antennas For The Non-Technical Ham - A Book By Jim Abercrombie, N4JA. Reason for writing this book is to educate you so you can make an informed choice concerning the best antenna for you. Another reason is to dispel the many antenna myths that circulate in the amateur communit

EB5AGV's Boatanchors Schematics page - Hammarlund HQ-129X Receiver, Heathkit C-3 Condenser Checker, Heathkit QF-1 Q-multiplier and more

ATCC Club - Amateur Tosno contest club Russia ATCC was founded 25.08.2008. ATCC invites everyone who loves ham radio, CW, dx, ssb, digi and contesting, to become a member.

XU7XRO Cambodia - December 10th-18th on 10-160m using CW/SSB/RTTY

I2YSB - I2YSB MANAGER of 5U1A 5U2K 5U3T 5U4R 5U5A 5U6W 5U7B 5U7DW 5U7JK 5U7JW 5U7RW 5U8B 5U9C 5UØT 5WØSB 6OØCW 6OØN 9L1X J2ØMM J2ØRR FO/I2YSB HI9/IK2GNW TX4PG ZK1GNW ZK3SB

VU2IIA -Ham Radio & NOAA - Ham Radio & NOAA Apt Weather Satellite blog. All weather satellite NOAA APT images are decoded with homebrew receiver. Setup using homebrew Turnstile Cross Dipole antenna, P-3 500MHZ PC with WIN-XP & WXTOIMG program.

KY4CW Indiana Dx Association - The KY Indiana Dx Association (KYINDXA), an ARRL affiliated club, is Western KY's amateur radio contest and DX club.

K1EL Ham Radio Kits - Morse Code Keyers / Processors and other PIC products. CW RTTY serial and usb interfaces and keyers kits.

PAPA System - The PAPA Amateur Radio repeaters are located on some of the best hill tops in Southern California!

K4JCW - Hellschreiber Resources

HELLoIP - CWirc Hellschreiber extension - HELLoIP is a CWirc extension to do Hellschreiber over the internet, using gMFSK

Low Frequency Transmission Modes - Article by W1TAG on operating modes used on low-banding. The 2200 meter band (135.7 - 137.8 kHz) is only 2.1 kHz wide, so voice work on SSB or AM is out. Find out the best modes on LF

Omicron filter design - Electronic filter design software by omicron is the best for developing active filter, passive filter, and digital filter - check out our products and ordering information.

RufzXP - RufzXP is an excellent free training software for improving code speed and CW practice, particularly (ultra) high speed memory copying of true amateur radio calls.

ebook2cw - text to morse - ebook2cw is a command line program (optional GUI available) which converts a plain text ebook to morse code MP3 files. It works on several platforms, including Windows and Linux.

PocketDigi - This page is an introduction to the PocketDigi utility for PocketPC PDAs. Allow PSK, RTTY and CW operation from your PDA by n0hr

Amplifier for 15 and 17 meter band - The two linear amplifiers are ment for use with QRP SSB/CW/FM/AM transmitters on the amateur bands 15 and 17 meters can be powered from a 12 volt DC supply by ON6MU

N7KSB Milliwatt transmitter - N7KSB used this 1/2 watt CW transmitter, with a roof-mounted ground-plane antenna to work all continents and over 30 countries.

Homebrew a CW Filter - An home-brewed morse code CW filter with a central frequency of 800hz and a variable bandwidth from 230hz to 26hz by F5RDH in french.

CW keyer - The PIC-MORSE is an electronic iambic keyer, integrating a generator of Morse code and a sidetone. It is built with a microcontroller PIC16C711. In French

Ask Dr. Solder - Answers to common soldering questions by Conrad Weiss - NN6CW

How to solder - Key facts about how to solder, how to solder wire, how to solder pcb's, and including general soldering techniques and the best ways of making good solder joints for electronic circuits and construction. Includes video

Rig - Computer CW Interface - Make your own interface, two schematics for building an interface using the RTS line by N3UR

Noise Figure Meter with a Spectrum Analyser - A relatively simple automatic Noise Figure (NF) meter was developed which is using a spectrum analyser as the receiver and logarithmic power detector.