144mhz walkie talkie cer

Four over Four for 144MHz - This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008. The antenna uses two identical four element arrays that were constructed around 1970

The Hairpin Monopole Antenna - Numerous questions have been raised concerning its performance, namely How can a balanced structure radiate? and What is its impedance? This article will attempt to answer these questions.

Some plain facts about multiband vertical antennas - There is considerable confusion as to what exactly a multiband vertical antenna is. The confusion concerns the method of feed, how much mismatch one can expect, how many radials are required, how the particular antenna is built for multiband use, plus some other points.

Les antennes: antenna theory - A basic antenna theory with final quiz in french

Understanding Antennas For The Non-Technical Ham - A Book By Jim Abercrombie, N4JA. Reason for writing this book is to educate you so you can make an informed choice concerning the best antenna for you. Another reason is to dispel the many antenna myths that circulate in the amateur communit

Walkyworld - The World Largest On-Line Walkie Talkie Museum Vintage Walkie Talkies form the 50's 60's 70's 80's and 90's Find The Ones You Had

VKV zavody Contest site - These pages containing informations about contesting on 144MHz and higher bands. All informations are only in Czech language.

IW3 - Luis Trenked Award - This certificate is awarded by the AMATEUR RADIO CLUB LADINIA to remember the director and author from the Val Gardena (South Tyrol) Italy.

NRCEV Priority listing - Leading The Nation in Certification and Qualification Standards for Emergency Communications Volunteers

CERT - Community Emergency Resource Teams Society of BC

VE3BPQ Collingwood Amateur Radio Club - Collingwood Elective Radio Teaching School And The Collingwood Amateur Radio Club

AA9RO Repeater - Serving Henry,Knox,Stark,Rock Island, Mercer, Lee, Warren,Peoria,Bureau,Tazewell,Woodford,Marshall, Fulton, counties in Illinois and Scott county in Iowa.

W8FY Van Wert Amateur Radio Club - To educate and increase the proficiency of its members concerning scientific advancement and progress in the science of amateur radio communications.

W3LIF Mercer County Amateur Radio Club - A dedicated group of amateur radio operators who believe that public service, advancing technical expertise and having fun is what amateur radio is all about

NCVEC.org - The NCVEC is a not-for-profit voluntary association, with membership comprised of the various Federal Communications Commission (FCC) certified Volunteer Examiner Coordinators (VECs).

Newcastle Scan, Live Scanner - A live stream of radio scanner, You will Emergency Services, Police, Fire, Ambulance, Rescue, Transit officers, plus non ES like transport, media, taxis, couriers, buses, security just about anything. From Newcastle Australia

Eagle Stainless Tube & Fabrication - Certified distributor of tubing including aluminum tubes such as factional tubes, metric tubes & heavy wall tubes

TOYO Connector (TYC) - Certified under ISO9001:2000 and focus on sales of high frequency coaxial connector (BNC, TNC, SMA, SMB, N, F, UHF, RCA etc); attenuator; termination; surge arrester; conversion; coaxial cable assembly; high frequency coaxial cable etc.

Accute Micro - China supplier of ceramic bandpass filters in standard resonator sizes of 2~6mm , 8mm , 10mm and 12mm with freqency from 400Mhz~4Ghz and sections 2~10

MeterTest Ltd - Producer of meter test equipment for electricity meters testing and calibration

FT-817 QST review - Yaesu FT-817 and MFJ-616 speech intelligibility enhancer product review & short takes columns from QST Magazine

ePartGrocer - ePartGrocer is a fully equipped on-line store providing large varieties of high quality electronic parts at bargain prices to meet the one-stop-buy requirement of our customers.

144 Mhz power amplifier 4CX250B - This page provides information on the design and practical implementation of a rather inexpensive 144 MHz high power amplifier using a pair of ceramic tetrodes type 4CX250B by LA0BY

144 MHz Amplifier using 2xGS-35B - This 144 MHz PA is using 2xGS-35B tubes. It was build by Joel F6JMT for the Radio Club of Fontainebleau F8KTH

Lightning Protection Specifications - Materials, installation, inspections and certification