rf meters

94 links

5 element Yagi antenna for 10 meters band - VE3VN
This 10 meter antenna is right out of the ARRL Antenna Book There are 5 ...

[ Hits: 195 | Votes: 2 | Rating: 6 ]

40 Meter Delta Loop - SM2YER
A multi band delta loop antenna that work on 20 and 40 meters band that ...

[ Hits: 3126 | Votes: 9 | Rating: 7 ]
40-10 Delta Loop Antenna - GU3WHN
A multi band inverted delta loop antenna project that can be used from 40 to ...

[ Hits: 16669 | Votes: 54 | Rating: 7.29 ]
Delta Loop DX Antenna for 40 meters band - PD9Z
A monoband delta loop antenna for the 7 MHz This vertically polarized DX Antenna is ...

[ Hits: 433 | Votes: 3 | Rating: 6.33 ]

40m loaded dipole - IZ0GIF
This is an short dipole for 7 MHz Total length of this dipole is just ...

[ Hits: 196 | Votes: 4 | Rating: 8.75 ]

High Performance 40 Meters Vertical - W6NBC
40 meter vertical antenna construction a shortened easy to build vertical with no radials made ...

[ Hits: 2238 | Votes: 2 | Rating: 8.5 ]
A very efficient half size 40 meter Vertical Antenna - Ray Ring
A vertical antenna project for the 7MHz made with some spare parts Based on a ...

[ Hits: 736 | Votes: 4 | Rating: 8.5 ]

3 Element Yagi Antenna Plan for 6 meter - W4RNL
A short boom wideband 3 element yagi antenna plan for six meters that cover the ...

[ Hits: 1292 | Votes: 0 | Rating: 0 ]

Testing Dipole vs Indoor Magnetic Loop Antenna - OH8STN
Testing performances of indoor antenna A comparison of a magnetic loop antenna vs a classic ...

[ Hits: 856 | Votes: 2 | Rating: 5.5 ]

OCF Dipole - WD5TYL
65279 This is a popular antenna design as the performance is very good across the ...

[ Hits: 2560 | Votes: 7 | Rating: 9.43 ]

160 Meters 4 Square Receive Antenna - W0QL
A four square array receiving antena for the top band performance is extremely directional and ...

[ Hits: 181 | Votes: 1 | Rating: 10 ]

RFD Antenna for 2m - N5BOY
Building a Resonant Feed line Dipole for 2 Meters

[ Hits: 797 | Votes: 3 | Rating: 7.67 ]

Balloon Vertical Omni-Antennas - KN9B
Experimenting vertical wire antennas for 40 and 20 meters supported by balloons resulting in excellent ...

[ Hits: 771 | Votes: 1 | Rating: 5 ]

Bird Technologies
Bird Technologies The RF Experts manufacturer of Analyzers Attenuators Terminations Loads Duplexer and Triplexers and ...

[ Hits: 295 | Votes: 0 | Rating: 0 ]

Calibrating the MFJ-259B Antenna Analyzer - mfjenterprises
This calibration procedure is the correct procedure for later MFJ 259B s Disregard any other ...

[ Hits: 637 | Votes: 4 | Rating: 1.25 ]

HyGain TH3JR Improvements - ZL4AL
An analysis and performance improvement of the HyGain TH3JR on the 20 meters band ...

[ Hits: 160 | Votes: 0 | Rating: 0 ]

A simple 50W RF Power Amplifier - AC2CZ
A simple RF power amplifier initially designed for 40 meter band can work on 10 ...

[ Hits: 1634 | Votes: 1 | Rating: 8 ]

RF filter basics tutorial - radio-electronics.com
an overview introduction or tutorial about the basics of electronics filters including the types of ...

[ Hits: 314 | Votes: 0 | Rating: 0 ]

Homebrew a High Performance SSB RTX for 14 MHz - DK7IH
This article describes the construction of a high performance transmitter and receiver for SSB voice ...

[ Hits: 347 | Votes: 5 | Rating: 7.8 ]

LCD SWR Power Meters
Two separate meters with SWR and Power Meter combined functiosn split a homebrew project by ...

[ Hits: 670 | Votes: 0 | Rating: 0 ]