ferrite

71 links

Transmitting Ferrite Loop for 80-160 - G2BZQ
Article from 73 Amateur Radio Today about experimenting on ferrite loops transmitting loop antennas for ...

[ Hits: 608 | Votes: 3 | Rating: 7 ]

How to build a Coax Balun 1:4 and 1:1 - PA0FRI
An air wound balun made with coaxial cable can not become saturated because no powder ...

[ Hits: 577 | Votes: 8 | Rating: 8.63 ]

End-Fed antenna for 17 and 12 meters - PA0ROB
Article about an end fed anntenna for the 17 and 12 WARC Bands 30 meters ...

[ Hits: 542 | Votes: 3 | Rating: 4.33 ]

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 ]

Patented RF choke test - PA3FWM
A reproduction test of a a binocular ferrite core and winds a total of 7 ...

[ Hits: 105 | Votes: 0 | Rating: 0 ]

Ferrite Rod TX Antenna for 40m - G3XBM
No exotic claims are made for this antenna Author just tried a few WSPR experiments ...

[ Hits: 300 | Votes: 1 | Rating: 1 ]

Pro Audio Engineering - ProAudio Eng
High quality products for broadcast and amateur radio Kx33 Low RFI AC Power Supply for ...

[ Hits: 119 | Votes: 0 | Rating: 0 ]

Ham Goodies - hamgoodies
Amateur Radio goodies for not only the Shack but also a range of outdoor portable ...

[ Hits: 145 | Votes: 0 | Rating: 0 ]

Aerial-Parts of Colchester - John Lemay
Online antenna parts store providing many accessories for amateur radio antenna homebrewing Boom joiners aluminium ...

[ Hits: 153 | Votes: 0 | Rating: 0 ]

Ferrite Shop - Ferrite-shop
Ferrite shop is an on line shop for ferrite toroids cable cores and cable clamps ...

[ Hits: 174 | Votes: 0 | Rating: 0 ]

mini Ring-Core-Calculator - Calculate windings on ferrite cores - DG0KW
The program can be used to calculate inductors coils and their number of turns on ...

[ Hits: 399 | Votes: 1 | Rating: 1 ]
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 ]
Amidon ferrite toroids calculator - coil32
Select the toroid by material type and dimension of the toroid the desired inductance and ...

[ Hits: 394 | Votes: 3 | Rating: 6 ]

Choosing the correct Ferrite
Common mode currents are those currents that flow in the same direction on a wire ...

[ Hits: 250 | Votes: 0 | Rating: 0 ]
Ferrite and common-mode choke - DH1TW
Finding the the best ferrite material for a common mode choke How to create efficient ...

[ Hits: 185 | Votes: 1 | Rating: 10 ]
RF Toroid Calculator - VK3CPU
This RF Toroid Calculator provides graphical calculator used to determine the inductance and other parameters ...

[ Hits: 102 | Votes: 2 | Rating: 10 ]

Cost-effective ferrite chokes and baluns - GM3SEK
In this article the author describes some new designs of ferrite loaded chokes for suppressing ...

[ Hits: 868 | Votes: 5 | Rating: 6 ]
Behringer HA400 Headphone Amplifier and RFI - WB5NHL
Removing disturbing RFI from the Behringer HA400 Headphone Amplifier using ferrites and capacitors soldered in ...

[ Hits: 121 | Votes: 2 | Rating: 5.5 ]
The truth about ferrites - QRM.guru
Articles on the correct placement of ferrite noise suppressors are common but little has been ...

[ Hits: 388 | Votes: 2 | Rating: 9.5 ]

How to make a mains filter for EMC and noise reduction - Adrian Leggett
Article showing how I ve made a mains filter to reduce EMC in the electricity ...

[ Hits: 1226 | Votes: 5 | Rating: 9.6 ]