all pass

all pass

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• G3YXM Small Loop
  
  This simple antenna is capable of remarkable results on 160 80 and 40 metres Forming ...
  [ Hits: 3762 | Votes: 2 | Rating: 9 ]

• Coil Winding Tips - NC4FB
  
  Tips on winding wire coils used as inductive loads traps band pass filters are implemented ...
  [ Hits: 880 | Votes: 7 | Rating: 6 ]

• Semi-automatic antenna tuner project - DK7IH
  
  Thsi article describes a microcontroller driven semi automatic antenna tuner capable of handling power levels ...
  [ Hits: 291 | Votes: 0 | Rating: 0 ]

• Ham Census - K3MRI
  
  What do amateur radio operators worldwide think of their passion What do we wish for ...
  [ Hits: 106 | Votes: 2 | Rating: 8 ]

• International Third-Party Traffic - ARRL
  
  Third Party Operating Agreements Occasionally DX stations may ask you to pass a third party ...
  [ Hits: 349 | Votes: 0 | Rating: 0 ]

• High Altitude Ballooning, From The Ground Up (and back again) - dave akerman
  
  High Altitude Ballooning makes for a challenging project that sometimes turns into an engrossing hobby ...
  [ Hits: 136 | Votes: 1 | Rating: 10 ]

• How Satellite Doppler Tracking Works
  
  The Doppler Effect allows the distance between a satellite transmitting from space and a radio ...
  [ Hits: 425 | Votes: 3 | Rating: 4.67 ]

• Yaesu FT-857D Select Knob Wobbles - How to replace - Jose Faria
  
  A youtube video instructions on how to replace the Select knob Very often this know ...
  [ Hits: 411 | Votes: 0 | Rating: 0 ]

• Pass Recorder - 2m0sql
  
  Pass Recorder is a small application that records audio from satellite passes based on tracking ...
  [ Hits: 186 | Votes: 0 | Rating: 0 ]

• SoundFlower
  
  Soundflower is a Mac OS X 10 2 and later system extension that allows applications ...
  [ Hits: 3569 | Votes: 4 | Rating: 7 ]

• SkimCC11
  
  A small utility that allows CW Skimmer spots to be correctly passed to Ham Radio ...
  [ Hits: 527 | Votes: 1 | Rating: 9 ]

• Audio Repeater - Muzychenko
  
  Audio Repeater is a windows application tha allows you to transfer transmit sounds from an ...
  [ Hits: 522 | Votes: 1 | Rating: 10 ]

• JS8Call - JS8Call
  
  Js8Call is communication software designed for keyboard to keyboard message passing Based on the WSJT ...
  [ Hits: 959 | Votes: 3 | Rating: 10 ]

• Repair or Replace Electrolytic Capacitors - W6OVP
  
  For low voltage applications like cathode bypass capacitors most vintage types have an axial configuration ...
  [ Hits: 122 | Votes: 1 | Rating: 6 ]

• VHF-UHF Diplexer - TB2HL
  
  Diplexer is a passive device a special filter circuit that seperates 2 different bands not ...
  [ Hits: 1143 | Votes: 2 | Rating: 5 ]

• About Cavity Filters
  
  Cavity filters are tipically circuitry behind a duplexer that allow only certain frequencies to pass ...
  [ Hits: 472 | Votes: 3 | Rating: 5.33 ]
• 50 MHz Terminating Low Pass Filter
  
  This low pass filter terminates all harmonics from the 2nd to above the 10th harmonic ...
  [ Hits: 541 | Votes: 0 | Rating: 0 ]
• Tunable BandPass Filter - YU1LM
  
  A homemade tunable bandpass filter for all HF bands from 160m to 10m
  [ Hits: 1124 | Votes: 3 | Rating: 5.67 ]

• A CW Sidetone Bypass
  
  A CW sidetone bypass for the NESCAF audio filter a small and low cost circuit ...
  [ Hits: 483 | Votes: 0 | Rating: 0 ]

• 17 meter QRP Transmitter - KB9II
  
  1 watt 17 meter cw transmitter that was originally done about 10 years ago as ...
  [ Hits: 122 | Votes: 0 | Rating: 0 ]

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