article

article

Pages: [prev] ... 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ... [next]

• T antenna with matching network for 160 m
  
  160m T Antenna broadcast design by Guglielmo Marconi has been built and is used by ...
  By Andy - Votes: 7 | Rating: 5

• Bicycle Rim Antenna for 20 Metres
  
  A small transmitting loop antenna for 20 metres using a aluminium bicycle wheel rim ...
  Votes: 2 | Rating: 9.5

• A double dipole for 14 and 21 MHz
  
  A double dipole for the 20 and 15 meters band in french
  Votes: 9 | Rating: 4.78

• 7 MHz Dipole at VK1ZKD
  
  This article documents an unobtrusive antenna for operation on 7MHz primarily for contacts with stations ...

• Restricted space 80 meter antenna
  
  This article describe a small single wire antenna running on the side of the building ...
  Votes: 2 | Rating: 8
• 80 meters beacon antenna
  
  A vertical antenna specifically designed to work with the 80 meter CW beacon keyer ...
  By VK2ZAY - Votes: 1 | Rating: 5

• Beverage transformer notes
  
  In this article the author discusses the importance of good transformers for Beverages especially for ...
  By N1EU - Votes: 1 | Rating: 10

• Horizontal Half-wave Dipole above a Counterpoise
  
  All antennas that are situated close to the ground are affected by that ground to ...

• From Transmitter to Antenna
  
  A collection of articles on the subject of impedance impedance matching and high frequency power ...

• Another vertical antenna for 30, 40 and 80 meters
  
  This article is to describe a multi band DX dedicated antenna offering a minimum of ...
  Votes: 4 | Rating: 3.5

• HF Receiving Loop
  
  This experiment was inspired by Peter VK2TPM's receiving loop experiments for 80 metres.

• Why Radials ?
  
  Butternut article on radials usage on vertical and ground plane antennas
  By Butternut

• Homebrew a W3DZZ antenna
  
  Build your own multiband W3DZZ antenna resonating on 80 40 20 15 and 10 meters ...
  Votes: 25 | Rating: 5.69

• UK CB Radio.org.uk
  
  Set up for CB radio users in the UK and also world wide to exchange ...
  By rob - Votes: 3 | Rating: 9.33

• PSK-31 Interface for the FT-817
  
  Build a PSK-31 PC interface for the yaesu FT-817
  By VK2ZAY - Votes: 18 | Rating: 4.96

• Cook up your own emergency power pack
  
  This article provides a basis to brew your own emergency power pack depending on your ...
  Votes: 3 | Rating: 9.67

• Desgin Power amplifiers with Genesys
  
  Article on how use Genesys sowftware to design RF power amplifiers
  Votes: 4 | Rating: 6
• Power Gride Tubes
  
  Article on tubes and their usage in power amplifiers design Explain failures of tube in ...
  Votes: 2 | Rating: 6.5

• Build a Remote Control Antenna Switch
  
  Remote Control Antenna Switch made with two circuits board
• Remote Control of Mast Mounted Equipment
  
  This article presents a method of controlling preamps antenna switching and polarization switching remotely without ...
  Votes: 1 | Rating: 10

Pages: [prev] ... 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ... [next]