3 volt

3 volt

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• E-field Probe Antenna - G3XBM
  
  A small active voltage probe antenna to aid reception on the LF bands
  [ Hits: 144 | Votes: 0 | Rating: 0 ]

• Never apply positive voltage to the rear-panel ALC jack - ab4oj
  
  This caution applies to all Icom HF transceivers Based on a discussion with Matt Erickson ...
  [ Hits: 333 | Votes: 0 | Rating: 0 ]

• FT CALC 1.3 - Ferrite Toroidal Core HF Calculator - VK2WB
  
  This EXCEL Program Worksheet calculates the safe operating conditons for a toroidal transformer operating between ...
  [ Hits: 285 | Votes: 1 | Rating: 2 ]

• The 12-vdc Power System at KE0OG - KE0OG
  
  Photovoltaic solar panels at KE0OG collecting 250 watts peak
  [ Hits: 357 | Votes: 1 | Rating: 3 ]

• IC-7300 Arduino Based Antenna Switch - G4HSK
  
  An Arduino Based Antenna Switch For The IC 7300 that monitors the band voltage from ...
  [ Hits: 125 | Votes: 0 | Rating: 0 ]

• Battery Charger for Hand Held Radio Battery Packs - VK4BY
  
  This is a handy little charger that can provide a charging current of up to ...
  [ Hits: 88 | Votes: 0 | Rating: 0 ]

• 5400 W Dummy Load - W4ZT
  
  High Voltage Dummy Load 3000 OHMS 5400 WATTS There are 45 layers of 6 resistors ...
  [ Hits: 1373 | Votes: 6 | Rating: 8.17 ]

• PL259 Surge Arrestor - G8ODE  ^updated
  
  A sourge arrestor for PL 259 connectors A voltage surge arrestor to limit the voltage ...
  [ Hits: 1431 | Votes: 2 | Rating: 10 ]

• Variable Regulated Power Supply
  
  1.2 to 30 Volts 1.5 Amps Power Supply
  [ Hits: 697 | Votes: 1 | Rating: 10 ]

• 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 ]

• Build a Test Meter
  
  This article include a circuit that allows a cheap 0 1mA meter to be used ...
  [ Hits: 258 | Votes: 0 | Rating: 0 ]

• Germanium Noise Generator
  
  This generator requires 100volts supply at 5mA A 0 5 mA meter inserted at J1 ...
  [ Hits: 368 | Votes: 0 | Rating: 0 ]

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