cores

cores

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• Balun construction - problems with iron cores
  
  Lots of information and measurements relating to HF baluns and transformers constructed using Iron Powder ...
  By G8JNJ - Martin - Votes: 2 | Rating: 6
• Transformer for Ground-Independent Receiving Antennas
  
  Transformers theory and calculator of turns on binocular cores. Comparison with toroid cores.
  Votes: 2 | Rating: 4.5

• The 1: 4 Current balun
  
  A 1:4 current balun made with 2 4C65 cores by PA1G in Dutch
  Votes: 1 | Rating: 2

• Trapped Dipole for 15/20 Meters Bands
  
  An easy to build dipole for 21 and 14 MHz with traps made by two ...
  By VK3YY - Votes: 2 | Rating: 7

• 1:49 unun for end fed half wave antennas
  
  1 49 UNUN using two stacked FT240 43 cores for end fed halfwave antenna To ...
  By vu3dxr - Votes: 10 | Rating: 8.1

• Chokes and Isolation Transformers for Receiving Antennas
  
  Chokes and isolation transformers are essential for receiving antennas to mitigate common mode current which ...
  By K9YC - Votes: 1 | Rating: 9

• LOGQSO.com
  
  LogQSO com is a contest log viewer and analyzer Allow to compare scores of many ...
• CQ Contest - Live Contest Score
  
  On-line contest server, diplay live scores for popular ham radio contests by cqcontest.net
  Votes: 3 | Rating: 10
• Contest Online Score Board
  
  Contest Online Score Board server collect real time contest scores directly from the most popular ...
  By VA2WDQ - Votes: 2 | Rating: 9
• Score Distributor - Ham Radio Contest Score Forwarder
  
  Distributing contest scores in real time to online scoreboards he score distributor automatically forwards any ...
  By WA7BNM

• CQ WPX Contest
  
  Official web site of CQ World Wide WPX Contest Rules Scores and latest news about ...
  By CQ Amateur Radio - Votes: 5 | Rating: 7.33

• Olympix
  
  Performance RFI Filters that work right at the noise sources, ferrite cores.

• Ferrite Shop
  
  Ferrite shop is an on line shop for ferrite toroids cable cores and cable clamps ...
  By Ferrite-shop

• mini Ring-Core-Calculator - Calculate windings on ferrite cores
  
  The program can be used to calculate inductors coils and their number of turns on ...
  By DG0KW - Votes: 1 | Rating: 1

• Analyzing SSB Signal Quality in CQ WW Contest
  
  This article investigates SSB signal quality during the CQ WW 2015 SSB contest It highlights ...
  By OH6LI

• Connectors
  
  There are scores of RF connector types ranging from the cheap and cheerful to the ...

• Winding Toroids
  
  A Guide to safely wind toroidal cores by vu2fd
  Votes: 1 | Rating: 10
• Toroid Inductance Chart
  
  To save a little time from calculating and experime nting when winding toroid cores here ...
  Votes: 6 | Rating: 4.83
• Ferrite and common-mode choke
  
  Finding the the best ferrite material for a common mode choke How to create efficient ...
  By DH1TW - Votes: 1 | Rating: 10

• DIY EMC/RFI Mains Filter for a Clean Shack
  
  Utilizing snap on ferrite cores and practical insights the author enhances their shack s cleanliness ...
  By M0PZT - Votes: 2 | Rating: 9.5

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