high drive

high drive

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• 40 Meter Bowtie Antenna
  
  A bowtie antenna is a type of antenna that reputedly provides higher gain at lower ...
  By NC4FB - Votes: 4 | Rating: 7

• GTV 50 - 3W Yagi Antenna
  
  A compact high G/T Yagi with bent Drive element by DG7YBN
  By tom hackett m0aba - Votes: 1 | Rating: 10

• 432 MHz 5 elements Yagi
  
  5 Element Yagi with Conventional Driver this little Yagi has a high F B which ...
  By DG7YBN - Votes: 2 | Rating: 10

• Magnetic Loop Antenna Calculator Spreadsheet
  
  Excel spreadsheet that help calculating dimensions of a high efficiency magnetic loop antenna for HF ...
  By F5RDS - Votes: 4 | Rating: 9.25

• 20m Half-Wave End Fed
  
  A Half wave antenna has a high impedance feed point This can be matched using ...
  By OE3MZC - Votes: 7 | Rating: 8

• The Midnight Loop
  
  An Experimental High efficiency Graphic Tunable Magnetic Loop antenna and loop controller in a 52 ...
  By N2APB N2CX - Votes: 2 | Rating: 8.5

• Antennas of Field Day
  
  Main High Frequency Antennas from the 2009 LARC FARL Field Day Ford Amateur Radio League ...
  By N8HKU

• Cookie Cantenna Wi-Fi
  
  Make a cheap portable high performance 15 18 db directional antenna out of commonly available ...
  Votes: 5 | Rating: 7.6

• Some Useful ZS6BKW Modifications
  
  The ZS6BKW antenna evolved from an optimization of the G5RV antenna The SWR on 80m ...
  By W5DXP - Votes: 3 | Rating: 4

• World Grid Square Map PDF
  
  This free PDF file contains two Worldwide grid square maps The first map displays the ...
  By DXZone - Votes: 14 | Rating: 7.15

• Iambic Keying
  
  Iambic Keying Debunking the Myth by Marshall G Emm N1FN A keying system controls transmitter ...
  By N1FN

• Icom IC-2300H Review
  
  ICOM IC 2300H 2 Meter FM Transceiver A worthy successor to the IC 2200H a ...
  By ARRL - Votes: 1 | Rating: 10

• CBC International CB Radio
  
  CB books plans and kits Repairs modifications 10 Meter conversions amplifiers FM unique high performance ...
  By Lou Franklin - Votes: 13 | Rating: 5.85

• AADE Filter Design  ^updated
  
  Dowwnload this free windows programs to design Butterworth Chebyshev Elliptic Caur Bessel Legendre and Linear ...
  By AADE - Votes: 115 | Rating: 7.13

• 1.5 to 30 Mhz RF Amplifier  ^pop
  
  This high range amplifier is very small SB200 size Vacuum variable input and output caps ...
  By Gerry King - Votes: 43 | Rating: 3.82

• Autonomous Satellite Tracker
  
  This two axis tracker tracks satellites with high accuracy entirely by reference to built in ...
  By Elwood Downey, WB0OEW - Votes: 6 | Rating: 8.5

• Batteries and QRP
  
  Thanks to the popularity of cell phones laptops and other personal electronic devices the battery ...

• A Transceiver Front-End Protector
  
  A transceiver front end protector in high signal level environments An homemade RF limiter to ...
  By AD5X

• A Modern Directional Power/SWR Meter
  
  Every ham needs an RF power meter Here is a high performance unit to build ...
  By W7IEQ - Votes: 2 | Rating: 5.5

• 144 Mhz Stop band TVI filters
  
  A High pass filter will not help use a stop band filter to notch out ...
  By LA8AK - Votes: 1 | Rating: 2

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