mission south dakota

Coax Balun - A very simple coax balun

N. American Data Communications Museum - Telephony technology from telegraph to digital transmission

Welcome to planet chris - Kp 62 chris 's own little webpage with 11 mtr stuff as well as shortwave listening and some computer links:) take a ppek see if you like it :)

The CTRI Contest Group - One of the newest ARRL affilated clubs in southern New England

Beacon Transmission Schedule - This table gives the minute and second within each hour of the start of the first transmission of each of beacon on each frequency

GB3BH - South West Herts UHF Group ATV repeater - The South West Herts UHF Group.

The Cumberland Valley Amateur Radio Club - Since 1956, the CVARC has been supporting Ham Radio in South Central Pennsylvania.

South Korea - KARL - Korean Amateur Radio League

South Africa - SARL - South African Radio League

Hamfest MN & Computer Expo - Hamfest Mn & Computer Expo is held in the St. Paul River Centre which is one block south of I94 on Kellogg Ave. The largest Hamfest in MN, with convenient parking, many manufacturers and vendors, hourly door prizes

FCC's Amateur Radio page - Amateur radio Services by the Federal Communications Commission.

Desert RATS forum - Ham Radio Open Forum for all Hams. Sponsored by the Desert RATS (Radio Amateur Transmitting Society) .Palm Springs, Coachella Valley and the inland Desert Communities in Southern California.

rec.radio.amateur.space - Amateur radio transmissions through space

Kantronics - Kantronics produce Modems, Tnc, Kam, Marine, wireless modems. Packet radio communication devices, HF E-mail, paging, GPS tracking, weather data gathering, or wireless data transmission.

Morse Code Teaching Machine - morse code machine to learn cw transmission

SPRE Home Page - The Spartan Packet Radio Experiment (SPRE) is an Amateur Radio (Ham radio) communications experiment. The primary mission was to test satellite tracking using amateur packet radio and Global Positioning System (GPS). SPRE was developed and built by the University of Maryland Amateur Radio Association (UMARA) with assistance from NASA, volunteer engineers, and volunteer software professionals.

NASA Shuttle - Mir Web - Find out about the latest launch and mission to the Mir Space Station or Shuttle now consolidated in a single web site

Shuttle Audio Frequencies - The frequencies listed here may carry shuttle audio during space shuttle missions

VHF UHF Microwave Radio Propagation - Notes on radio propagation in that part of the spectrum (upper VHF to microwave) used by experimenters for high-speed digital transmission

World Harvest Radio - World Harvest Radio - South Bend, U.S.A.

HamComm 3.1  ^pop - DOS Freeware popular program for ham radio communications, supports reception and transmission of radio teletype RTTY, AMTOR ARQ/FEC, SITOR A/B, NAVTEX and Morse code (CW) signals. A decoder for SHIP and SYNOP reports from weather stations is also included. This program is discontinued and unsupported. Originally developped by Schroeder DL5YEC

Radio Propagation & Diffraction Calculator  ^{updated  pop} - This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.

BTL Blaster TeLetype - High performance RTTY reception and transmission software, need a Sound Blaster compatible sound card.

FTV  ^pop - FTV is an MS-DOS program used to receive images from Weather Satellites and Terrestrial Facsimile Stations, text transmissions from radio telex services, Morse code, as well as Amateur Radio FAX, SSTV, RTTY and CW signals. It can also be used to transmit FAX and SSTV. No external hardware, other than a radio, is required, as all the necessary signal processing is implemented in software.

Lowpass filter for 5MHz - The following lowpass filter was built using the tables in the arrl manual, it is a 5 section one and seems to work ok