communication

642 links - and 6 categories

Curtain Antenna - antenna.be
An antenna for shortwave radio broadcasting consisting of rows and columns of dipoles is a ...

[ Hits: 854 | Votes: 0 | Rating: 0 ]

How does antenna height affect VHF communications - KB9VBR
How to calculate range for a VHF antenna with a simple formula and how to ...

[ Hits: 634 | Votes: 2 | Rating: 9 ]

Waterway Net - Waterway Net
The main purpose of the Waterway Net is to encourage amateur radio communications to and ...

[ Hits: 191 | Votes: 0 | Rating: 0 ]
Intercon 20 meter Net - interconnet
A member of the 14 300 mHz net family goal is to provide a means ...

[ Hits: 185 | Votes: 1 | Rating: 10 ]

Utica Shelby Emergency Communication Association - Rob Lifton
The Utica Shelby Emergency Communication Association is a group of over 150 hams from all ...

[ Hits: 158 | Votes: 1 | Rating: 10 ]
CCECPSCO - CCECPSCO
Charlevoix, Cheboygan, Emmet Counties Public Service Communications Organization

[ Hits: 124 | Votes: 1 | Rating: 10 ]

Hytera - Hytera
Hytera a leading designer and manufacturer of professional mobile radio communication equipment offers complete and ...

[ Hits: 261 | Votes: 0 | Rating: 0 ]
Tait Communications - TAIT
Tait Digital Mobile Radio DMR is an affordable digital communications platform that delivers a range ...

[ Hits: 255 | Votes: 1 | Rating: 1 ]
Kirisun - Kirisun
Kirisun a fully indipendent company on the professional radio communications equipment incuding DMR portable two ...

[ Hits: 301 | Votes: 0 | Rating: 0 ]
RADIO DATA - radiodata
A privately owned company has a proven and successful record in the design and reliable ...

[ Hits: 225 | Votes: 0 | Rating: 0 ]

Morse Key History - Ian Poole
An overview of the development of the Morse key for sending the Morse Code from ...

[ Hits: 197 | Votes: 0 | Rating: 0 ]

DStar - Digital Smart Technologies for Amateur Radio - WB8NUT
General informantion and introduction to D Star explaining what is for D Start and the ...

[ Hits: 211 | Votes: 2 | Rating: 9 ]

VA3XPR DMR Repeater Blog - VA3XPR
The website for VA3XPR is intended to provide users with information about the VA3XPR repeater ...

[ Hits: 240 | Votes: 0 | Rating: 0 ]
Digital Communications Interconnect - MotoTRBO
DCI MotoTRBO IPSC Amateur Radio Group Our mission is to connect to and converse with ...

[ Hits: 204 | Votes: 2 | Rating: 10 ]
New England DMR - NE DMR
The New England Digital Emergency Communications Network is dedicated to providing reliable amateur radio communications ...

[ Hits: 270 | Votes: 0 | Rating: 0 ]

JT65 ‐ HF Operation Guide - VE3BUX
Get familiar with the basic operating procedures for using the JT65 mode of HF digital ...

[ Hits: 872 | Votes: 0 | Rating: 0 ]

Major World Air Route Areas Frequencies - canairradio.com ^updated
MWARA list of major world air route areas frequencies A wide network of HF Frequencies ...

[ Hits: 757 | Votes: 4 | Rating: 5.5 ]

Marine VHF Frequencies - navcen
The following table is adapted from the International Telecommunications Union Radio Regulations Appendix 18 including ...

[ Hits: 821 | Votes: 1 | Rating: 6 ]

E-TECH SYSTEMES - LE ROUX Ivan
E-TECH SYSTEMES, Radiocommunication professionnelle et de loisirs, ham radio shop based in France

[ Hits: 346 | Votes: 2 | Rating: 10 ]

Grab And Go Emergency Communication Station - K9RFZ
A complete EmComm portable station article on eham.net by K9RFZ

[ Hits: 835 | Votes: 0 | Rating: 0 ]