5 simple

5 simple

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• Petlowany Three-Band Burner Antenna - The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.
  [ Hits: 6057 | Votes: 5 | Rating: 7.2 ]

• Broadbanding the half-square on 80 meters - N6LF discusses a simple way to broadband the classic half-square antenna to operate in both the CW and SSB DX windows on 80/75 meters.
  [ Hits: 2284 | Votes: 2 | Rating: 4.5 ]

• QRP Balun - Pictures and assembling instructions of a simple qrp balun
  [ Hits: 2343 | Votes: 0 | Rating: 0 ]
• Simple 75 ohm Coax Balun - A simple current balun for the FM broadcast band
  [ Hits: 2323 | Votes: 7 | Rating: 2.86 ]

• Simple HF Baluns for 50/75 ohm coax - Show diagrams, winding methods and tables of some 1:1 and 4:1 baluns for 1.8 - 30 MHz suitable for use up to 200W (400W peak) on systems using 50 or 75 ohm coaxial cable input where SWR should not exceed 1.6:1.
  [ Hits: 15208 | Votes: 25 | Rating: 4.32 ]

• Rotatable Dipole for 40m-6m - This article describes a simple, inexpensive, dipole antenna that will rival the performance of a ten-meter beam.
  [ Hits: 4842 | Votes: 8 | Rating: 8.25 ]
• Folding the Dipole - The half wave dipole antenna is a simple and practical antenna model that consists of a half wavelength long centre fed conductor.
  [ Hits: 2377 | Votes: 4 | Rating: 7.5 ]
• Inverted V - Described is a simple inverted-V antenna which, when used with a balanced ATU, can be used on all the main Radio Amateur HF bands (80, 40, 20, 15 and 10m). The cental support is made in such a way that the wire can be coiled up for storage when the antenna is taken down.
  [ Hits: 3398 | Votes: 1 | Rating: 8 ]

• The simple 144/440 copper pipe J - A simple dual band VHF UHF jpole antenna Projects by Dale Kubichek
  [ Hits: 8388 | Votes: 18 | Rating: 8 ]

• Offset multiband trapless antenna - Simple, easy to build, low cost, compact, multiband By Robert Wilson, AL7KK
  [ Hits: 2118 | Votes: 2 | Rating: 9 ]
• ON3JT vertical multiband hf antenna - A simple and low cost multiband vertical hf antenna covering 5 bands (20m-10m) from an old CB antenna
  [ Hits: 4151 | Votes: 2 | Rating: 6.5 ]

• Single Coil Z Match - The simple Z match tuner simplified, article by Lloyd Butler VK5BR
  [ Hits: 4025 | Votes: 10 | Rating: 7.41 ]

• An antenna for 7MHz local contacts - This article describes the design of an antenna for local contacts on 7MHz, including a simple and efficient matching system that presents a 50 ohm load to the transceiver.
  [ Hits: 2548 | Votes: 2 | Rating: 2 ]

• D3 Antenna for Field Day - D3+ High Performance Antennas for Field Day. This article describes versatile broadband wire antennas. These antennas will double your effective radiated power over a dipole, will be easy and inexpensive to build and install, and will be simple to match.
  [ Hits: 2644 | Votes: 7 | Rating: 4.86 ]

• W4RYZ Panama City Amateur Radio Club - Founded in the 1950s, the Panama City Amateur Radio Club is a warm, relaxing haven for Bay County amateur radio operators to meet, chat, and eyeball folk they talk to on simplex and local repeaters during the week.
  [ Hits: 917 | Votes: 3 | Rating: 9.33 ]

• 5th order High Pass VHF Filter - Sometimes many VHF-UHF modern transceivers have problems with BROADCAST Interference and CROSS-modulation from FM commercial broadcast stations this article shows a simple Batteworth HI-Pass VHF Filter to reduce this problem
  [ Hits: 1209 | Votes: 8 | Rating: 6.12 ]

• Very simple wattmet - A very simple QRP wattmeter project by SP5DDJ based on schematic of SWR meter developed and published by JA6HIC
  [ Hits: 4025 | Votes: 0 | Rating: 0 ]

• DC to DC (12 to 24 V) Voltage Converter - This page describes a DC to DC voltage converter, pretty simple, for currents up to 500 mA by sv1bsx
  [ Hits: 1417 | Votes: 2 | Rating: 5.5 ]

• 500mw CW Transmitter - A very quick and easy way to get on the air is to build a "Michigan Mighty Mite" CW transmitter for 160, 80, 40 or 30 meters. It can't get simpler than this. It has very few parts, costs almost nothing, and it works! Cost estimate $10 by VE6WTF
  [ Hits: 9553 | Votes: 9 | Rating: 5.78 ]

• Ultra-Simple Oscilloscope - This homemade tube oscilloscope is based on the WaterMan Pocket-Scope 0510A, a 3 tube oscilloscope made in 1946.
  [ Hits: 1499 | Votes: 3 | Rating: 9.67 ]

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