rpo 97 trunk

N2CX on End-Fed Halfwave Antennas - This original N2CX article was first published in the 72 newsletter back in 1997 or 1998.

Let's talk transmission lines - Don’t neglect one of the most important parts of your station!

Eliminating TX RF Feedback Problems - Malfunction of transceivers due to stray RF pickup is a common problem, especially when using end-fed antennas, high-impedance feedlines, or a poor ground counterpoise

Hentenna - Hentenna was developed by Japanese 6m Hams (JE1DEU JH1FCZ JH1YST members) in 1970s.

An End Fed Half Wave Antenna - This end fed type of antenna was marketted in the UK and is a useful system for the portable set-up. Being a half wave, no radials or counterpose wires are needed.

Rick's Antique Radios - Restoration And Repair Service Since 1972

Michelle Troutman Electronics - Sams Manuals and Manufacturers' Service Manuals Sams from the early 1950s through late 1970s; various service manuals for brand name equipment from the 1950s to 1991. NOS Vacuum Tubes A price list of over 1100 tubes.

Old Radio Parts - Vintage and reproduction electronic parts specialist - antique radio dials and knobs, 1940-1970 era phonograph cartridges, needles, idler wheels.

PARS - Pittsburgh Antique Radio Society - The Society is incorporated as a non-profit corporation. The Society is dedicated to the preservation and exhibition of historic communications equipment

SPARK - Society for Preservation of Antique Radio Knowledge - a not-for-profit organization incorporated in 1992 in the State of Ohio.

Old Radio Parts - Vintage and reproduction electronic parts specialist - Antique radio dials and knobs, 1940-1970 era phonograph cartridges, needles, idler wheels.

IQ2C Amateur Radio Contest Team - The IQ2C Contest Team was founded in Cinisello Balsamo near Milano, Italy in 1997

California QSO Party - The California QSO Party (CQP) is the premier state QSO party held every year on the first weekend of October. The Northern California Contest Club (NCCC) has sponsored CQP since 1974.

Indiana QSO Party - The purpose of the Indiana QSO Party (INQP) is to encourage contact with Indiana amateur radio stations by other Indiana hams and hams worldwide

VE2EK Georges - Amateur radio adventures since 1971

VK6YSF - Peter - Amateur radio web site of Peter Miles , VK6YSF. The purpose of this site is to promote amateur radio and also as a way to document and share the various radio activities and projects that I'm involved with.

Position-Report APRS maps - APRS-Webserver, that presents aprs-data and maps for free using Google Maps api. The position data is imported from aprs.org, winlink.org and echolink.org. The map data are partially commercial and free. This server is for amateur radio purposes only.

UK Radio Amateurs Annual CW Table - The purpose of the table is to encourage CW activity on the HF bands and six metres. Each year participants start afresh and work as many DXCC entities on each of the ten bands as possible between 0000Z on 1st January and 2400Z on 31st December

Voice Repeater Basics - Repeater operating is one of the most popular facets of amateur radio

FT-897D Modification sheet - Lot's of FT 897 modifications in a single PDF file

Advanced Component Electronics - The Electronic Components Source in the Silicon Valley since 1978

HAM-LOG by HB9CQV - This program is freeware for ham radio purpose only, multilingual german and english, self running, runs also from USB devices

MacTNC - MacTNC is simple, configurable terminal software used by amateur (ham) radio operators to control a TNC (terminal node controller). MacTNC performs most of the same functions of other terminal software, but includes buttons for standard commands, and allows the user to configure additional buttons for special purposes. MacTNC works only user Mac OS X because it relies on Unix components of the current operating system.

Radio Shack PRO-2052 remote control - Remote control software for the Radio Shack PRO-2052 dual trunking scanner

Ham Radio Control Libraries - Hamlib is a library aid for software developers wishing to incorporate control of amateur radio hardware into their programs. Hamlib will allow ham radio software authors to concentrate on the user interface and the basic function of the program rather than radio control.