Search Results for "call"507 links - and 2 categories
Antennas : Feed Lines
- Transmission Lines
- Whenever you choose a coax feedline, the frequency of operation is a very important consideration. Over the operating bandwidth of the coax the VSWR is low, typically 1.2:1 or better. Insertion loss is also an important parameter. It is usually specified in dB/foot and is a linear relationship.
[ Hits: 1157 | Votes: 0 | Rating: 0.00 ]
- Italian Callbook
- CallBook OnLine - this callbook includes data from over 50000 italian radio amateurs
[ Hits: 1546 | Votes: 12 | Rating: 5.25 ]
- Russian Callsign database
- Russians Ham on-line lookup database. Search and create new callsign records. The most full russian and CIS callsign database (more 50,000 CIS records). More than 1,400,000 international calls.
[ Hits: 2750 | Votes: 13 | Rating: 5.62 ]
- Bulgarian Federation of Radio Amateurs
- BFRA includes LZ callsign search
[ Hits: 574 | Votes: 0 | Rating: 0.00 ]
- NVRA, Nederlandse Vereniging voor Radio Amateurs.
- Nederlandse Vereniging voor Radio Amateurs / Dutch Society for Radio Amateurs Located in Haarlem , Netherlands JO22HJ. Calls PI4HLM en ATV repeater PI6HLM
[ Hits: 587 | Votes: 4 | Rating: 7.75 ]
- VU2LFA ham radio in india
- This site is basically for the begeners (SWL) of india. This site is supporting to digital communication for hams also.
[ Hits: 276 | Votes: 8 | Rating: 7.50 ]
- K8ZT's Ham Radio Resources
- K8ZT's Extensive Ham Radio Resources about QRP, Vanity Callsigns, Software, Maps, Kent State, Shack Design, Argonaut, Sommer, Log Analysis
[ Hits: 3179 | Votes: 10 | Rating: 5.50 ]
- Micro Coax
- Serving the defense, telecommunications and test measurement marketplace.
[ Hits: 462 | Votes: 0 | Rating: 0.00 ]
- QRP Calling Frequencies
- Where to operate QRP
[ Hits: 1436 | Votes: 1 | Rating: 7.00 ]
- ESA Portal - Calling all radio amateurs
- Radio amateurs worldwide are being asked to help collect data from the student-built SSETI Express satellite, due to be placed in orbit on 27 September. To encourage them, ESA’s Education department has organised two competitions and is supplying free downloadable software.
[ Hits: 351 | Votes: 0 | Rating: 0.00 ]
- Automatic Identification Systems (AIS)
- Automatic identification systems (AISs) are designed to be capable of providing information about the ship to other ships and to coastal authorities automatically.
[ Hits: 1288 | Votes: 1 | Rating: 1.00 ]
- Communication Specialists Ltd
- Commercial and Private Two Way Radio Communication equipment manufactured specifically for the United Kingdom, Europe, African, Asian and the USA markets.
[ Hits: 374 | Votes: 0 | Rating: 0.00 ]
- BB Shopping UK Distributor of PMR 446
- We stock a range of two way PMR446 radios. PMR 446 is a license free frequency, which means that you can communicate for up to 3km (terrain allowing) without any call charges or license requirements. They can be used in most European countries and are ideal for holiday trips.
[ Hits: 418 | Votes: 1 | Rating: 10.00 ]
- A smarter version of the Smith Chart program. It allows you to dynamically generate impedance point plots as you configure each design element of an impedance matching network. Has an extensive Help file with a Wizard that tells you what steps to take in designing a matching network for a given load impedance. Complete Windows installation kit by w9dmk
[ Hits: 1881 | Votes: 7 | Rating: 1.43 ]
- DF9CY Project Auriga
- PA is a JAVA software package containing several programs, SW/VHF/UHF Logbook (imports format from RADIOMAN, VMT), Log conversion to HTML format,
Import and export functions for RADIOMAN, CT RES files, BV QSL Labels, CSV etc.
Internet DX-Cluster support, Keeps track of your worked Callsigns, Checks your worked Grid Squares per band, Databases for worked Grids and Callsigns
Uses K1EA CQWW.CTY country file,
Easy command line version for terminal operation
Moontracking as clock, Pathloss calculation
[ Hits: 1557 | Votes: 0 | Rating: 0.00 ]
- DDS VFO Controller
- Control the NJQRP DDS Daughtercard from your PC. The DDS Controller has eight user programmable configurations. Each of the eight configurations have twenty memory cells for saving and recalling frequencies
[ Hits: 1545 | Votes: 7 | Rating: 3.71 ]
- 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.
[ Hits: 445 | Votes: 0 | Rating: 0.00 ]
- Broadband over power lines
- PLT/PLC/BPL/DPL - it doesn't matter what you call it said one of our readers it has significant technical problems
[ Hits: 241 | Votes: 0 | Rating: 0.00 ]
- PLT trials in Ireland
- The Irish Powerline internet trials have begun in a Town called Tuam in North Co, Galway.
[ Hits: 226 | Votes: 1 | Rating: 10.00 ]
- Rainbow Antenna Analyzer
- A small and inexpensive measurement device designed to determine antenna performance across the amateur bands through use of automatically collected SWR readings
[ Hits: 6175 | Votes: 6 | Rating: 6.33 ]
You can try similar termsusing a us call in the uk ham call call call look up call map ez call dx call call for help call log what is a cq call cq call 99 call call id fcc call call division
Get our links, Everywhere!
Sign up for daily Newsletter
Service provided by Google FeedBurner
Free for your Site
Add our gadgets to your siteDaily Top 10 links