Correct installation of LINE ISOLATOR.

Picture: Courtesy of ON4ATW

°°°°°°°°°°

Implementation of LOW HF bands optimized Common-Mode Choke at feed point of 160m tower shunt-fed vertical.

Picture : Courtesy of ON4ATW

°°°°°°°°°°

ON7FU HexBeam BALUN as installed at ON5PDV

°°°°°°°°°°

             Antenna Tuner BALUN

°°°°°°°°°°

Yagi version BALUN installed on boom.

°°°°°°°°°°

Lightweight Medium Power wire version BALUN.

°°°°°°°°°°

HexBeam “BALUN”. 

°°°°°°°°°°

Low Band RX antenne matching transformer.

°°°°°°°°°°

Example of 7/16 DIN connector option on Line Isolator or BALUN.

°°°°°°°°°°

Inside view of CMC UNUN Line Isolator prior to final potting.

°°°°°°°°°°

Setup with HP VNWA and JIG for testing BALUN and ferrite material parameters .

°°°°°°°°°°

Genuine Ferrite Toroidal core products.

°°°°°°°°°°

High Power CMC using FT240 Toroids on 10mm Coaxial Cable.

°°°°°°°°°°

Inside view of 9/1 UNUN.

°°°°°°°°°°

4/1 UNUN Installed at bottom of vertical.

°°°°°°°°°°

Potted Low Band RX antenna termination resistor.

°°°°°°°°°°

Application example: Line Isolators at the bottom of the tower at OT2A.

°°°°°°°°°°

Medium power 1/1 BALUN for beam antennas.

°°°°°°°°°°

This won’t happen with an ON7FU BALUN.

°°°°°°°°°°

Common-Mode Sheath current flowing on the outside of a coaxial cable.

°°°°°°°°°°

Radiation pattern of a dipole when a good BALUN is used.

°°°°°°°°°°

Radiation pattern of a dipole when NO BALUN is used.

°°°°°°°°°°

Low Band RX antenna 75 to 50 Ohms transformer.

°°°°°°°°°°

Wideband Dual Core Stagger Tuned Coaxial Line Isolator.

°°°°°°°°°°

Customization: Wideband, High Power TUNER BALUN.

Cascaded Stagger Tuned:  2x FT240-31 + 2x FT240-43

Teflon insulated wire additionally inserted in Teflon sleeves.

°°°°°°°°°°

Ferrites as RFI suppressors on solar panel inverter.

QRM 1,5 – 30 MHz  :  S6 -> S0 by installing ferrites on AC and DC cables.

°°°°°°°°°°

Common-Mode Current .

°°°°°°°°°°

This logo stands for No-Nonsens Professional Quality.

°°°°°°°°°°

Unlike many other products, ON7FU products are truly CE Approved .

°°°°°°°°°°