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• 160 meter antenna problems and solutions
  
  The quarter wave Marconi working against ground is a popular and inexpensive antenna for 160 ...
  By NM7M

• Some secrets of Common Mode Chokes revealed
  
  This is a small collection of K9YC info and my experiences Problems by feed lines ...
  By pa0nhc - Votes: 1 | Rating: 10

• Cushcraft R7000 Prob/Repair
  
  Repairing a Cushcraft R7000 antenna featuring several problems mostly concerning coils and the insulating parts ...
  By VE3EK - Votes: 1 | Rating: 10

• Tuning Antenna Traps
  
  The problem with making your own trapped HF antennas is usually getting the coaxial traps ...
  By VK4ADC - Votes: 2 | Rating: 6.5

• How to stack dissimilar yagi antennas
  
  In this article the author provides some guidelines on how to solve a common problem ...
  By WA5VJB - Votes: 2 | Rating: 5.5

• Troubleshooting Data Mode Problems
  
  This page has been put together for those who are having problems getting a data ...
  By EssexHam

• A RemoteQth Cable Adapter for Prosistel Rotator
  
  If you are a RemoteQth server user and own a Prosistel rotor you will have ...
  By IW7DMH

• Elecraft K2 Preselector Modification
  
  Although most Preselectors are designed with an internal T R relay theoretically enabling direct insertion ...
  By NJ0IP

• Repairing a dead Kenwood TS-850S
  
  The author fixed a friend s Kenwood TS 850S radio which suffered from Capacitor Plague ...
  By KA7OEI

• Yaesu FT-817 battery pack
  
  Go portable with an external battery pack The built in batteries will not last thirty ...
  By qsoshack

• Icom IC-R7100 Clicking Noise
  
  How to solve the problems with the ICOM IC R7100 receiver that every time the ...
  By EA4EOZ

• Fix Baofeng UV5R+ Dead Audio
  
  Fix the no mic problem with the Baofeng UV5R It may happen the carrier wave ...
  By OE6GUE

• Zadig Windows 10 RTL-SDR Driver
  
  If you want to use an RTL SDR USB dongle with Windows 10 and you ...
  By ZADIG - Votes: 8 | Rating: 4.51

• CW Morse Decoder for Arduino
  
  While there are quite a few standalone Morse Code or CW decoders out there I ...
  By K4ICY - Votes: 1 | Rating: 10

• Ecoflex-15 Degradation
  
  This article describes the problem detection on power loss events experienced during repeated usage of ...
  By M1BXF

• How to locate RFI
  
  I have RFI now what Locating it This article is the first of a three ...
  By NK7Z - Votes: 2 | Rating: 10
• The battle with massive RFI problems in the shack
  
  This fall winter 2 events has happened at about the same exact time I finally ...
  By KC9ON
• Solar Panel and Ham Radio
  
  If you are having problems with RFI from Solar Panels this document from QST provides ...
  By K1KP
• Prevention and Suppression of RF Interference to Audio Systems
  
  In this study the author builds upon Muncy s research demonstrating that radio frequency current ...
  By Jim Brown

• Digital Mode Interface
  
  The use of an isolation interface between the radio and the pc is higly recommended ...
  By IW7EHC

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