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power ic

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• 40 meter portable dipole for QRP operations - ZS6KMD
  
  Schematic drawing and instructions for the construction of a simple portable dipole for use in ...
  [ Hits: 266 | Votes: 0 | Rating: 0 ]

• Homemade Magnetic loops antennas by F5RDS - F5RDS
  
  Basic magnetic loop antenna examples and loop aerials theory explained This article inclued some interesting ...
  [ Hits: 257 | Votes: 0 | Rating: 0 ]
• Indoor QRP HF Loop Antenna - DL4YHF
  
  A home made magnetic loop for HF Bands This small and compact loop is designed ...
  [ Hits: 324 | Votes: 1 | Rating: 10 ]

• Optimizing Ground Radials in End-Fed Antennas - w0btu
  
  An interesting article focused on defining the optimal lenght and number of ground radials in ...
  [ Hits: 434 | Votes: 1 | Rating: 10 ]

• 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 ]

• PolEx Technologies - PolEx Technologies
  
  Makers of the The Polar Explorer transmitter which operates on 9 HF bands from 160 ...
  [ Hits: 501 | Votes: 0 | Rating: 0 ]

• Interactive Maidenhead Grid Square Locator Map - Karhu Koti  ^updated
  
  Amateur Radio Ham Radio Maidenhead Grid Square Locator Map online This map allow just a ...
  [ Hits: 2692 | Votes: 8 | Rating: 7.12 ]

• QRP Portable Station Winter Configuration - OH8STN
  
  An article describing equipment needed to make portable operations evenin winter cold times The article ...
  [ Hits: 414 | Votes: 1 | Rating: 8 ]

• Icom IC-2720H One Page Operating Guide - 2720H User
  
  An operating guide for the com IC 2720H VHF UHF Radio includes Turning the power ...
  [ Hits: 412 | Votes: 0 | Rating: 0 ]

• TelTad Online Shop - TelTad
  
  TelTad is a Polish amateur radio dealer with an online shop Products offered includes all ...
  [ Hits: 193 | 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 ]

• A battery for the Byonics TinyTrak4 TNC - N2JX
  
  Mint tin transformed into a switched 9v battery to Anderson PowerPole
  [ Hits: 214 | Votes: 0 | Rating: 0 ]

• A Compact 600W Broadband HF Power Amplifier - M0HZH
  
  A 600W 1 8 MHz to 54 MHz power linear amplifier made using rugged MRF300 ...
  [ Hits: 599 | Votes: 6 | Rating: 7.33 ]

• Homemade LiFePO4 battery power for Amateur Radio - oh8stn
  
  Using portable battery power is always a challange when operatin amateur radio in sota oprations ...
  [ Hits: 254 | Votes: 0 | Rating: 0 ]

• Coax Cable Attenuation and Power Handling Online Calculator - Times Microwave Systems
  
  An on line coaxial cable attenuation and total power handling calculator with a lot of ...
  [ Hits: 229 | Votes: 2 | Rating: 2 ]
• Custom pigtail cable with Anderson PowerPole connector - NJ2X
  
  In this post we describe how to make a pigtail cable to connect the Kenwood ...
  [ Hits: 121 | Votes: 0 | Rating: 0 ]

• Experimental HF 6-band SSB transceiver - DK7IH  ^updated
  
  An SSB radio for the HF bands will be presented Featuring 12 to 20 Watts ...
  [ Hits: 771 | Votes: 15 | Rating: 9.34 ]

• Solar power in a Can - bennelson
  
  This is a great project to learn about the basics of electronics batteries and renewable ...
  [ Hits: 221 | Votes: 0 | Rating: 0 ]

• The Micro20 III Pocket Size SSB RTX for 20m - DK7IH
  
  DK7IH QRP transceiver for 14 MHz This small and compact home made transceiver with a ...
  [ Hits: 252 | Votes: 3 | Rating: 10 ]

• 70cm Mini Transverter - VK4ADC
  
  A low cost low power microwave transverter so that you can operate easily on 70cm ...
  [ Hits: 395 | Votes: 0 | Rating: 0 ]

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