rapid city, sd

J Beam antenna for 2 meters and up - Article by Ed Bathgate, N3SDO as published in CQ VHF Magazine July, 1988

Log Periodic - MSDOS program calculates dimensions of log-periodic antennas by YU1AW

Verticals. Ground systems and some history - Article gives a good overview of the basics and reflects the accepted wisdom from BC antenna work.

Freebanders antenna systems - Yagi Quad's and Verticals simple explanations about freebanders antenna systems

SM Swedish Hams Call Sign Lookup - Search Swedish amateur radio operators by call-sign name, family name or city, service offered by SSA

YO4KRB - Radio club - Radioclubul Radu Bratu - YO4KRB Is the first private Ham Radio Club in Constanta City, Romania KN44HE

Eden Valley Radio Society - Eden Valley RS, G0ANT Meets on last Thursday of the month at the Merlin Club Penrith

Sonoma County Radio Amateurs - SCRA - The sonoma county radio amateurs invite you to attend our next monthly meeting or check into the tuesday night scra net on the 146.985 repeater at 7 pm.

The San Diego DX Club - San diego dx club

Tri-County Amateur Radio Association - An amateur radio association (club), a service organization, located in laverne, ca, usa which meets the second (2nd) wednesday of each month. non-members are encouraged to attend. the monthly newsletter is called the qrm. training and testing help available.

Radio Amateur Society of Norwich - Ham Radio Club for Norwich, CT. Meetings are the 3rd Thursday of each month at Norwich F D HQ, 10 N. Thames St., Norwich, CT at 7:45pm.

Boca Raton Amateur Radio Association - The home page of the boca raton amateur radio association. we meet on every first tuesday of the month and operate the 145.290 repeater. Palm Beach County, Florida.

Amateur Radio Association of Bloomington - The Amateur radio Association of Bloomington (ARAB) holds its meeting on the first Tuesday of each month

G0SDD Forest of Dean and Amateur Radio - Forest of Dean and Amateur Radio

18SD001 live streaming - Live streaming audio from 18SD001 locator KM18VA Athens Greece usually online during week-ends

Maycom Communications - maycom communications products has been industry distributor for over 30 years . Offer main line products and parts for many hard to find items . Antenna Mounts and Accessories basd in Michigan USA

Last 30 Days Solar Data - Display a table of last 30 days sunspots reports. Prepared by the U.S. Dept. of Commerce, NOAA, Space Environment Center

ICOM 746 Temperature Measurements - The ICOM 746-Pro has acquired a history of NEC 1678G (IC-151) MMIC and driver transistor 2SK2975 failures. The failure of IC-151 appears to be a combination of ESD damage from electrostatic charge on the antenna entering IC-151, and perhaps thermal heat.

Fcc Lookup System - The FCC Lookup System software uses the standard FCC data files in an advanced lookup system for matching a call sign to a user. The software creates index files to allow rapid searches without modifying the FCC data file. Available for both Windows and Linux.

Rapido - Rapido will provide an automatic download of a JPEG picture from the internet at a certain time interval and show the picture on screen. In addition it allows you to save the downloaded picture on disk.

Fldigi - Freeware Digital modem program for Linux, Free-BSD, OS X, Windows XP, W2K, and Vista. Support several modes and is fully multi platform application by W1HKJ

Geosat - MSDOS program to calculate Az-El position of geostationary satellites at specific location and carrier to noise ratio of received SAT TV signal.

Kenwood TS-950 page - Lot's of info on 950sdx tranceiver by Jeff King ZL4AI/DU7

HDR-2005 Receiver Workbench - Homebrew HF receiver with quadrature sampling detector QSD (aka Tayloe Mixer)

SWR vs. Loss - Table of power loss to SWR relation