Norway Packetradio Status Report

LA Packet Radio Group (LAPRG) was formed in 1985 to coordinate planning and implementation of the Norwegian AX.25 network. Early in the planning process, LAPRG proposed a network architecture with user access points to the network on VHF and transmission links between nodes on UHF. LAPRG also coordinated establishment of the AX.25 network. Another task was planning of PBBS mail-forwarding procedures. LAPRG, Norwegian Radio Relay League (NRRL) and the manager for digital communication in NRRL...

S

THE AMERICAN RADIO RELAY LEAGUE, INC The American Radio Relay League. Inc. is a noncommercial association of radio amateurs, organized lor the promotion of interest in Amateur Radio communication and experimentation, for the establishment of networks to provide communications in the event of disasters or other emergencies, for the advancement of the radio art and of the public welfare, for the representation of the radio amaleur in legislative matters, and tor the maintenance of fraternalism...

Statement Of The Problem

Give me a lever long enough, and I'll move the world. Give me a scale big enough, and I'll weigh it. This is essentially the problem posed to Electronics students at the Pennsylvania College of Technology in the Spring of 1991. Their innovative solution to weighing their home planet is worthy not only of the best scientific minds, but of the spirit of innovation with which the Amateur Radio Service has always prided itself. The measurement procedure which they derived is based upon a Newtonian...

Qex

I read with great interest the article about the YU3 high speed packet-radio transceiver project in the June 1991 issue of QEX. In the past, I too have thought about using FM broadcast 10.7-MHz IF filters for higher speeds than is possible with a standard FM voice communication bandwidth. I would like to add the following thoughts on the subject. The long multiplier chains are a great concern because they can be a constant source of spurs and unwanted crystal multiples. These spurs can be very...