high

high

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• 160m Short Vertical Loft Antenna
  
  This is a very small vertical 160m antenna that fits in the loft of even ...
  By G3XBM - Votes: 1 | Rating: 7

• High Performance common-mode chokes
  
  May 2015 Radcom Article on common mode chokes that can be used for control cables ...
  By G3TXQ - Votes: 1 | Rating: 10

• Coax Notch Traps - Attenuating adjacent bands
  
  Targeted Attenuation for Adjacent Bands Filtering is needed between the two rigs to prevent physical ...
  By AC0C

• Halo Antenna for 50 MHz
  
  The antenna described in this article is for 50 MHz but the design can be ...
  By kk5jy

• 40m Loop Antenna
  
  This project is a full wavelength horizontal loop antenna for the 40 metre Amateur Radio ...
  By sarcnet

• Portable NVIS Loop for 80m to 40m
  
  A portable 15 5 foot diameter NVIS loop for 3 5 to 7 3 MHz ...
  By Mark E. Cantrell (AE7TO)

• Build a Stronger 2 Element Quad
  
  A Different way to construct a tried and true antenna out of PVC especially for ...
  By KB3TTP
• The Swiss Quad Antenna
  
  Rotatable Antenna with Phased Elements based on the orignal design concept of HB9CV antennas is ...
  By ZS6PP - Votes: 3 | Rating: 7.67

• A QRP Transmatch ATU
  
  A home made Antenna Tuner made with a simple inductor and a few spare parts ...
  By DL1GSJ

• The NorthEast Wisconsin DX Association
  
  The NorthEast Wisconsin DX Association NEWDXA was established in December 1993 by twenty one amateurs ...
  By NEWDXA

• The DX Shop
  
  The DX Shop Limited are suppliers of high end equipment and manufacturers of the Linear ...
  By The DX Shop

• Kuhne Electronic
  
  High quality microwaves components for professional and radioamateurs Power Amplifiers Low Noise Amplifiers Es hail ...
  By Kuhne Electronic

• Silphase Technologies
  
  Amateur radio SDR Receiver and Transceiver manufacturer makers of the Silphase R1 an innovative HF ...
  By Silphase

• High Speed Multi Media Info
  
  This website presents ideas regarding the use of High Speed Multi Media as a way ...
  By HSMM.info

• PCB gEDA
  
  PCB is an interactive printed circuit board editor for Unix Linux Windows and Mac systems ...
  By gEDA

• BlueDV for Android
  
  BlueDV Android is DMR DSTAR and Fusion hotspot software for Android 4 x and higher ...
  By pa7lim - Votes: 1 | Rating: 10

• 600W LDMOS Power Amplifier
  
  A comeplete home made 600W LDMOS RF power amplifier Settings can be made on a ...
  By HG7AN - Votes: 1 | Rating: 10

• High efficiency, legal limit, solid state linear HF amplifiers
  
  Not a project yet, but very theoretical thoughts about very practical amplifiers!
  By Manfred - Votes: 2 | Rating: 10

• Homebrew 1 Watt 2.4 GHz Power Amplifier
  
  This will show you how to add a RF power amplifier to your Proxim Symphony ...
  By N9ZIA - Votes: 4 | Rating: 6.5

• Universal HF Tracker
  
  The PCB can produce a High Frequency RF signal in the range of 1MHz to ...
  By sarcnet

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