voltage

voltage

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• Directional Helical Antenna
  
  This antenna is intended for the 20 meter Band There are two Voltage Fed Helical ...
  [ Hits: 1087 | Votes: 1 | Rating: 8 ]

• 9:1 Voltage Unun - VK6YSF
  
  A 9 1 voltage unun using a T 200 2 powdered iron toroid core to ...
  [ Hits: 1493 | Votes: 12 | Rating: 6.91 ]

• Balun 1:1 - Peter Miles
  
  1:1 Ruthroff voltage balun using a T200-2 Toroid core
  [ Hits: 1483 | Votes: 2 | Rating: 4 ]

• Balun 4:1 - Peter Miles
  
  4:1 Ruthroff voltage balun design using a T200-2 Toroid core
  [ Hits: 1285 | Votes: 3 | Rating: 6 ]

• Magnetic Loop Antenna Calculator - KI6GD
  
  Free windows program to calculate magnetic loop antenna This small loop antenna calculator allow to ...
  [ Hits: 6230 | Votes: 25 | Rating: 6.28 ]
• Magnetic Loop QRO
  
  Magnetic Loop with high-voltage variable capacitor and variable entry point by OE1VFW
  [ Hits: 728 | Votes: 3 | Rating: 1 ]

• Alpha 8410 and metering resistors
  
  Replacement high voltage metering resistors procedure
  [ Hits: 266 | Votes: 1 | Rating: 7 ]
• Alpha 8410 Plate voltage issue
  
  High Plate Voltages Reported via Telemetry on Alpha 8410 power amplifier by AE9K
  [ Hits: 244 | Votes: 0 | Rating: 0 ]

• SB-220 Repairs and Modifications
  
  Heathkit SB 220 mods replacing the Zener ZD1 replacing the plate voltage voltage divider adding ...
  [ Hits: 913 | Votes: 1 | Rating: 10 ]
• Heathkit SB-220 Meter Repair
  
  Repairt a Heathkit SB-220 Linear Amplifier with a bad Plate Voltage meter
  [ Hits: 1001 | Votes: 1 | Rating: 10 ]

• A NiCAD Battery Charger
  
  A NiCAD Battery Charger with Current and Voltage Limiting
  [ Hits: 476 | 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: 1371 | Votes: 6 | Rating: 8.17 ]

• Home Made 5KV Capacitor
  
  Building a high voltage (5KV), variable plate capacitor (17 to 220pF)
  [ Hits: 1361 | Votes: 7 | Rating: 7.28 ]

• High voltage power supply
  
  An High voltage power supply design by F1FRV
  [ Hits: 643 | Votes: 90 | Rating: 4.62 ]
• Amplifier power supply
  
  Schematic diagram for a high voltage power supply by W4NFR
  [ Hits: 427 | Votes: 1 | Rating: 8 ]

• Mini Tuna - VE7SL
  
  A simple transmitter built into a small cat food tin It consists of a single ...
  [ Hits: 335 | Votes: 3 | Rating: 5.33 ]

• Locating Power Line Noise - Stu Phillips
  
  RF interference from power lines is caused by arcing as high voltage electricity bridges a ...
  [ Hits: 427 | Votes: 0 | Rating: 0 ]

• SWR calculator
  
  Online VSWR Voltage Standing Wave Ratio Calculator
  [ Hits: 552 | Votes: 6 | Rating: 2.67 ]

• RF Probe Project
  
  If you needed the ability to quickly measure RF voltage for tuning filters and cavities ...
  [ Hits: 439 | Votes: 1 | Rating: 9 ]
• RF Probe Design
  
  Build you own RF probe measure the level of RF voltage present at a particular ...
  [ Hits: 542 | Votes: 1 | Rating: 8 ]

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