papa system

The Kite and Balloon Antenna Site - A complete site for anyone wanting to use kites or balloons for supporting Top Band antenna systems.

W8JI Technical pages  ^pop - Amplifier, vacuum tube, receiving beverage loop vertical and transmitting antenna system technical information radiation resistance, EH antenna, noise,receivers, and information on keyclicks.

ZS6BKW Multiband antenna system - ZS6BKW optimized version of the venerable G5RV and different antenna placement on the roof and terrace by N4SPP

Vanity FAQ - Call sign systems vanity questions by FCC

Introduction to PMR 446 Radio in UK - PMR 446 is a short-range radio system, usually using small walkie-talkies, which can be used by anyone in UK and does not require a radio licence

PMR466 European FRS - Pmr446 is a licence free two-way radio system for use by the general public or businesses

PMR446 Personal Mobile Radio - PMR446 radio information, news, reviews and forum. We also run a PMR446 gateway network using the eQSO system.

FCC General Mobile Radio Service (GMRS) - What is the General Mobile Radio Service? Do I need a license? What is a system?

Rockingham County Amateur Radio Club - Fellowship for all Amateur Radio Operators of Rockingham County. Home of the N4IV repeater system. Licensing classes, testing, ARES, and Skywarn

Yaesu WIRES II - WIRESTM (Wide-Coverage Internet Repeater Enhancement System) is a comprehensive and easy-to-use system for linking repeaters and/or home stations together, using Internet voice technology. This site contains information regarding the WIRESTM Internet linking system from Vertex Standard

KEPS Equipments for AO40 downlink - Complete receive system, downconverters, dishes, feeds and preamplifiers for AO40 satellite users

Laipac Technology Inc. - We are committed to constantly improving our solutions in areas of GPS System, GPS Receivers, GPS Antennas, GPS Dataloggers, RF Modules, Wireless Security Systems, Automatic Vehicle Location (AVL) for real time and passive tracking

WaveNode Precision Station Monitoring - The WaveNode WN-1 is a precision, full-featured Amateur Radio Station Monitoring System which now includes Audio Announcing for RF power, SWR, and DC monitoring using HF and UHF remote sensors.

ERO Frequency Information System - ERO Frequency information system, search frequency allocation database for many european countries and ITU region 1

EQSO.ORG - eQSO is a complete dedicated ham radio internet gateway and server system. It is intended for use by RF gateways and PC users connected to the internet

Internet Radio Linking Database - The purpose of this site is to allow users to be able to easily search an area and determine what users or linked systems are available for use there.

KC5ORO Echolink Internet Linking System - Echolink is software that allows amateur operators to communicate via the internet. It works by VoIP or Voice over IP technology

Ham radio & IRLP top sites Priority listing - Ham radio & IRLP top sites new top site system dedicated to ham radio and IRLP web sites.

AirNav Systems - Real Time Flight Tracking and Monitoring

Storm Products - Storm Products Company provides high-value, interconnect products, subsystems, and services to electronics, communications, and instrumentation markets worldwide. Products include Electronic and Microwave cable assemblies, components, and test products.

EchoMac - This is a program for MacOS X to access the Echolink system.

CQ Log - CQLog is a powerful logging program for Windows. It provides a comprehensive control centre for everyday on-the-air activities, including: full-featured logging of QSOs; statistics for many awards (for LoTW and eQSL capability); support for QRZ, RAC, GOLIST databases. You can save up to 3 pictures for each SSTV-QSO. Two-way data exchange with MixW2, and DigiPan. Integrates with DX Atlas. Real-time upload of QSOs to eQSL.cc. The program also offers a "contest-mode"; supports CAT systems for YAESU, ICOM, KENWOOD, Ten-Tec. Prints QSL cards, and QSL labels, addresses envelopes.

Bi-Pi Search Datasheet - Electronic component engineering, datasheet lookup system

Grounding system - Perhaps one of the most over looked aspects of setting up a listening post is a ground system

Radio receiver dynamic range - The basics of radio receiver dynamic range performance used for specifying the performance of radio receivers used in radio communications systems.