if transformer

17 links

Balun Construction - G8JNJ
The design of Ruthroff broadband voltage transformers

[ Hits: 2364 | Votes: 10 | Rating: 6.5 ]
Unun vs Balun - Configurations and differences - Palomar-Engineers
If you ever asked if you need an Unun or a Balun this article is ...

[ Hits: 345 | Votes: 3 | Rating: 6.67 ]
BalUn for Delta-loop & Quad-loop antennas - hfkits
This Guide helps you to build the 1 2 BalUn 600 Watts DIY kit step ...

[ Hits: 286 | Votes: 1 | Rating: 9 ]

Beverage transformer notes - N1EU
In this article the author discusses the importance of good transformers for Beverages especially for ...

[ Hits: 1319 | Votes: 1 | Rating: 10 ]
A Reversible Beverage at ZL3IX - ZL3IX
How do two wire reversible direction Beverages work an excellent document that explains fundamentals of ...

[ Hits: 524 | Votes: 0 | Rating: 0 ]

End-Fed 6-40 M Multiband Antenna - earchi
This project produces an inexpensive multiband end fed HF antenna matchbox quick and easy to ...

[ Hits: 1996 | Votes: 4 | Rating: 8.25 ]
G4WIF End Fed Half Wave Antenna - G4WIF
Opting for a visually appealing inverted L configuration G4WIF anchors the End Fed Half Wave ...

[ Hits: 120 | Votes: 1 | Rating: 9 ]

EFHW autotransformer comparison - John Huggins
Two different ways to create autotransformer for end fed half wave wire antennas by using ...

[ Hits: 527 | Votes: 3 | Rating: 2 ]

The Quarter-wave stub - LA8OKA
The Quarter wave stub can be used for many purposes If it is left with ...

[ Hits: 136 | Votes: 1 | Rating: 8 ]

Receive 4 square antenna
N6RK receive 4 square antenna with transformer coupled antennas and true hibrid combiner

[ Hits: 1680 | Votes: 1 | Rating: 7 ]

OH7SV Matti Hohtola Ham Projects - Matti Hohtola
The most modern QRP transceiver in 2004 Direct Conversion HF Transceiver with DDS LO 50 ...

[ Hits: 20374 | Votes: 36 | Rating: 8.11 ]

MicroSignals - Ray Philip
MicroSignals produces a line of RF and IF signal processing components that offer high performance ...

[ Hits: 791 | Votes: 1 | Rating: 7 ]
Filtronetics Inc
Maker of filters oscillators cristals Coils Toroidal Inductions Solenoids Bifilar wound Solenoids Trifilar Solenoids and ...

[ Hits: 770 | Votes: 0 | Rating: 0 ]

Variacs - Variable Autotransformer - Roy Schahrer
Use these Variac auto transformers for specific application requirements that include but are not limited ...

[ Hits: 337 | Votes: 0 | Rating: 0 ]

SM1000 FreeDV Adaptor - rowetel
The SM1000 allows you to run FreeDV without a PC Connect the SM1000 to your ...

[ Hits: 130 | 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 ]

WIFI Remote FUCHS ATU for EndFed Antenna - F5NPV
The Fuchs Antenna tuner with a resonant circuit as a coupler The Fuch Antenna Tuner ...

[ Hits: 117 | Votes: 0 | Rating: 0 ]