144mhz walkie talkie cer

G4CQM Homebrew VHF Yagi antennas  ^pop - Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis

7 Elements YAGI for 144 Mhz  ^{updated  pop} - The QM7 antenna is a simple 7 elements Yagi with 3.7 m boom length for the lower 144 MHz SSB/MGM band, in PDF Format

Portable Yagi for 144MHz - Simple 7 element Yagi is ideal for portable operation.

The gain of aerials: the myths explained - In the long history of beam aerials there has persistently existed the claim that certain types of aerials perform better than yagis.

Freeland - Vacuum tubes, power grid tubes, rebuilt vacuum tubes, rebuilt transmitter tubes, rebuilt uhf klystrons, rebuilt cermolox types, rebuilt eimac types, rebuilt thomson types

Lima Delta U.S.A - Lima Delta U.S.A

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

Cabecera Lynx

The Society for the Preservation of Amateur Radio - The Society for the Preservation of Amateur Radio is a non-partisan group of concerned amateur radio operators working together to ensure the vitality of the Amateur Radio Service by promoting technical abilities among Amateur Radio Operators. Includs a beginners guide booklet.

Scottish HAM Portal - Scottish ham radio portal, basically concerns ham life in Scotland. The aims of the Portal shall be to further the interests of Scottish HAMs in all aspects of Amateur Radio.

TX RX Systems Inc - TX RX Systems Inc. manufactures signal boosters, rf antennas, transmitter combiners, cell enhancers, land mobile radios, duplexers, receiver multicouplers, bidirectional amplifiers, bda, rf amplifiers, rf filters, rf cavity filters, rf combiners, rf components, in building rf coverage, repeaters, repeater amplifiers, rf management equipment, rf systems, and rf solutions. TX RX Delivers Reliable Solutions.

CW Buffer, Amplifier & Preamp Sequencer - The AMPSEQUENCER board is an advanced microprocessor driven control board specifically designed to buffer CW key signals while switching the amplifier to transmission, it can also be used to provide proper TX delay timing for RTTY and Pre-Amplifier proper sequencing

GMT, UT, and the RGO - A Few facts concerning GMT, UT, and the RGO

Monitoring The Iraq War - Monitoring The Iraq War As the world waits and watches Iraq, if you've got a``shortwave receiver with sideband mode (USB and LSB) you can hear certain``military communications

Antenna Warehouse - Certified quality wire products, Francis antennas Select-A-Tenna, Solarcon 10/11 meter base antennas Wilson antennas

LZ1YE Print service - Produce QSL & post cards, stickers, ID cards, calendars, certificates, awards, membership applications, log and call-books, rubber stamps,T-shirts, brochures, advertising materials.

Rebuilt Power Vacuum Tubes - ECONCO has been rebuilding vacuum tubes for more than 30 years. Our commitment to quality, and concern for the environment has won us the acclaim of clients worldwide.

Radio Amanecer Internacional - A Spanish-speaking gospel station operating in Santo Domingo, Dominican Republic, this station broadcasts on 610 and 1570 kHz, as well as, on 6025 kHz.

Turbolog - TurboLog is a station management and logging program for the discerning radio amateur / hamradio operator. Besides powerful database and logging functions there is a fully integrated support for the control of typical radio station equipment, e.g. Transceivers, Packet radio, Morse and voice keyer, Digital modes terminal, Antenna switching, Acoustic alerting, and more

Bass EQ Pre Amp - A Bass Eq Pre amplifier for high impedance PU by ON6MU

Fox Tango International - Yaesu FT-101 Users Group purpose and scope is to serve as a sort of benevolent, protective, mutual aid and social club, essentially for the purpose of interchanging information, ideas, experiences and problems. By and for owners of Yaesu amateur radio equipment. Founded in 1972 by Amateur Radio operator Milton Lowens N4ML

Yahoo! Groups : TS-850S - Welcome to TS-850S HF Transceiver Owners Group. Group designed to discuss the attributes, usage and technical information sharing, concerning this Classic Transceiver. Please feel welcome to add your questions, information and comments. We hope you enjoy the Amateur Operators "Attribute of helping ones fellow operator". Valid AmateurCallsigns only, admitted.

Safety: RF awarness guidelines - Although Amateur Radio is basically a safe activity, in recent years there has been considerable discussion and concern about the possible hazards of electromagnetic radiation (EMR), including both RF energy and power frequency (50-60 Hz) electromagnetic fields. This section summarizes what is now known and offers safety precautions based on the research to date.

New Developments with PLC in Japan - The Japan Amateur Radio League (JARL) is cautiously watching new developments concerning the commercialization of Power Line Communications (PLC), while continuing to carry out joint experiments with a high speed power line communication promoters' alliance to reduce potential interference to radio communications.

BPL Interference to Radiocommunications - Here are some excerpts from the international radio regulations and fccrules