ac power

ac power

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• End Fed Antenna for WARC Bands - PA3DWC
  
  I used a FT 240 43 for much more power not needed but beter safe ...
  [ Hits: 188 | Votes: 1 | Rating: 3 ]

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

• VA6AM Contesting Accessories - VA6AM
  
  Custom built high and low power power band pass Filters low band triplexers triplexers and ...
  [ Hits: 119 | Votes: 0 | Rating: 0 ]

• DJ9PK SWR Meters - DJ9PK
  
  This device was designed as an SWR and power meter for Radio Amateurs In addition ...
  [ Hits: 205 | Votes: 0 | Rating: 0 ]

• Setting Up Your HF Station - K8ZT
  
  From buying an amateur radio transceiver choosing the correct power supply selecting the antenna and ...
  [ Hits: 189 | Votes: 2 | Rating: 8.5 ]

• FT-817 internal battery power Fix - QSO Shack
  
  If your FT 817 has stopped powering up from the internal battery but works from ...
  [ Hits: 52 | 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 ]

• Transmission Line Details - AC6LA
  
  This utility program shows the impedance and reflection coefficient parameters SWR reflection coefficient magnitude Rho ...
  [ Hits: 128 | Votes: 0 | Rating: 0 ]

• Digital SWR and Power Meter - VK3HN
  
  This module is an analogue and digital SWR and power meter monitor designed to replace ...
  [ Hits: 271 | 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 ]

• How to Make an Automatic 12V Battery Charger - Steve Willson Kujur
  
  A home made battery charger 110 220 v AC providing from 1 25 24 v ...
  [ Hits: 155 | Votes: 0 | Rating: 0 ]

• Digital Dummy Load - KC9ON
  
  Check your RF power with an easy to read and build digital display
  [ Hits: 105 | Votes: 0 | Rating: 0 ]
• QRP Dummy Load - N5ESE
  
  This is another variation on the parallel resistor dummy load It is perfect for QRP ...
  [ Hits: 58 | Votes: 0 | Rating: 0 ]
• DIY 1KW Dummy Load - F5NPV
  
  F5NPV explores the construction of a cost effective 1KW dummy load for radio enthusiasts Purchasing ...
  [ Hits: 123 | 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: 68 | Votes: 0 | Rating: 0 ]

• Solar Panel and Ham Radio - K1KP
  
  If you are having problems with RFI from Solar Panels this document from QST provides ...
  [ Hits: 88 | Votes: 0 | Rating: 0 ]

• PiFox - KM4EFP
  
  Raspberry pi powered fox hunt transmitter pifox is a script written by KM4EFP to configure ...
  [ Hits: 31 | Votes: 0 | Rating: 0 ]

• SWR-Display - DL2KHP
  
  The intention was to determine also very small SWR ratios with small power exactly With ...
  [ Hits: 147 | Votes: 1 | Rating: 8 ]

• DuinoVox USB interface - KB9RLW
  
  Cheap and easy to build digital modes USB interface for Ham Radio The DuinoVOX Arduino ...
  [ Hits: 88 | Votes: 0 | Rating: 0 ]

• Measuring with a MiniVNA - N4SPP
  
  Measuring technicques using a MiniVNA author describes how to determine and unknown inductance or how ...
  [ Hits: 186 | Votes: 1 | Rating: 1 ]

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