power

power

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• Portable Base Matching Unit for 42 to 48 Foot Verticals - KD6RF
  
  Medium power BMU Base Matching Unit intended for 42 foot to 48 foot vertical sloper ...
  [ Hits: 83 | Votes: 1 | Rating: 1 ]

• End Fed Antenna for WARC Bands - PA3DWC
  
  I used a FT 240 43 for much more power not needed but beter safe ...
  [ Hits: 189 | Votes: 1 | Rating: 3 ]
• TEFV Terminated End Fed Vee Antenna - VU3DXR
  
  The Terminated End Fed Vee Antenna TEFV is a travelling wave antenna with constant current ...
  [ Hits: 190 | Votes: 2 | Rating: 6.5 ]

• 40m QRO End Fed Half Wave Antenna Coupler - AA5TB
  
  A medium power End Fed Half Wave Antenna coupler specifically tuned to the QRP frequency ...
  [ Hits: 106 | Votes: 0 | Rating: 0 ]

• Some secrets of Common Mode Chokes revealed - pa0nhc
  
  This is a small collection of K9YC info and my experiences Problems by feed lines ...
  [ Hits: 175 | Votes: 1 | Rating: 10 ]
• RF Choke with Bifilar Windings - rjbono
  
  This article presents an RF Choke featuring an 11 bifilar turn winding of 14 house ...
  [ Hits: 87 | Votes: 0 | Rating: 0 ]

• GEARS - GEARS
  
  Our primary mission is to provide backup and secondary communications to our served agencies when ...
  [ Hits: 39 | Votes: 1 | Rating: 5 ]

• 40 MHz 8m Band Amateur Radio Exploration - G3XBM
  
  The 8m ISM band a unique frequency range between 10m and 6m holds potential for ...
  [ Hits: 76 | Votes: 1 | Rating: 8 ]

• IC705 GoBox: A Portable Windows-Based Solution for All-Digital Modes - dl1gkk
  
  This project details the creation of a portable GoBox housing an IC705 Windows 11 PC ...
  [ Hits: 98 | Votes: 0 | Rating: 0 ]

• FT-817 Robust Power Connection - WB3GCK
  
  Attach a small right angle lug to the ground screw located in the rear of ...
  [ Hits: 80 | Votes: 0 | Rating: 0 ]
• FT-817 Audio Speech Compressor: Boosting Signal Power with SSM2165 - AD5X
  
  Designed for the FT 817 this audio speech compressor centered on the Analog Devices SSM2165 ...
  [ Hits: 60 | Votes: 0 | Rating: 0 ]

• A600 Power Amplifier Project - PA0NHC
  
  This is a power amplifier project for a RF 600W 1 8 MHz to 70 ...
  [ Hits: 100 | Votes: 0 | Rating: 0 ]

• 70 MHz 300 W Power Amplifier - EX8MLE
  
  This PA has been designed by Sergey EX8MLE and uses three Mitsubishi RD100HHF1 FETs Frequency ...
  [ Hits: 109 | Votes: 1 | Rating: 10 ]

• Smart SO2R Antenna Switcher: A DIY Solution - KK7S
  
  In pursuit of enhanced station efficiency the author describes crafting an Arduino based smart antenna ...
  [ Hits: 157 | Votes: 0 | Rating: 0 ]

• USB-C charging for Handheld Radio Transceivers - Bryan Cockfield
  
  The article highlights the common absence of modern USB C ports on handheld ham radios ...
  [ Hits: 143 | Votes: 1 | Rating: 10 ]

• DIY 1KW Dummy Load - F5NPV
  
  F5NPV explores the construction of a cost effective 1KW dummy load for radio enthusiasts Purchasing ...
  [ Hits: 124 | Votes: 0 | Rating: 0 ]

• PCM Kestrel HF Transceiver - vk3yy
  
  This article describes an upgrade to the Kestrel transceiver replacing its LCD display with a ...
  [ Hits: 69 | Votes: 0 | Rating: 0 ]

• RF-Quiet Solar PV for Ham Radio - KA7OEI
  
  This article discusses the potential for solar power systems to coexist harmoniously with amateur radio ...
  [ Hits: 79 | Votes: 1 | Rating: 1 ]

• Remote Power and SWR Meter Project - DK1MI
  
  Remotely monitor the output power and SWR of your station via a web browser WT32 ...
  [ Hits: 104 | Votes: 0 | Rating: 0 ]

• DuinoVox USB interface - KB9RLW
  
  Cheap and easy to build digital modes USB interface for Ham Radio The DuinoVOX Arduino ...
  [ Hits: 90 | Votes: 0 | Rating: 0 ]

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