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Common-mode current choke 2-PORT KIT

Common mode choke coils work as a simple wire against differential mode current (signal), while they work as an inductor against common mode current (noise).

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47.19 € (tax excl.)
47.19 € without tax
57.10 €
connector
  • F
  • PL
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Description

Common-mode choke coils work as a simple wire against differential mode current (signal), while they work as an inductor against common-mode current (noise).


Using

  • Common-mode filter for coax cable
  • RX antennas, active antennas etc.

Main functions

  • Common-mode current insulator
    • High current insulation
    • Impedance 50 or 75 Ohm
  • High quality PTFE coax cable
  • High quality connectors
  • Low insertion loss
  • IP56 box - recommended to protect it against water
  • Feeder size 100x100 mm
  • KIT VERSION

Parameters

  • Insertion loss lower than 0.2 dB (at 50MHz)
  • Common-mode isolation better than 30 dB (7 MHz and lower)
  • RF power up to 100 W


Available as

KIT: all parts + PCB and IP56 box
ASSEMBLED: ready to use - ASSEMBLED VERSION
Connectors: PL SO-239 or F

KIT contains

  • box IP56 (100x100 mm)
  • connectors (PL SO-239 OR F)
  • ferrite cores
  • holders for common-mode coax choke
  • fasteners (screws, nuts, washers, ring terminals)
  • coax cable
  • sticker
  • paper drilling template
  • wire
  • PCBs for F connector
IMPORTANT NOTE: THIS PRODUCT IS A KIT - you have to assemble it by yourself!

Manual

If you want to know more please check our wiki with common-mode current choke manual.



version with PL SO-239 connectors

cmcc 2port pl so-239 kit qro.cz hamparts.shop



version with F connectors

cmcc 2port f kit qro.cz hamparts.shop



assembled version with PL SO-239 connectors

common-mode current choke cmcc 2port pl so-239 assembled qro.cz hamparts.shop



assembled version with F connectors

common-mode current choke cmcc 2port f assembled qro.cz hamparts.shop



effect of CMCC

effect of common-mode current choke cmcc by qro.cz hamparts.shop



example of installation

example of installation common-mode current choke cmcc by qro.cz hamparts.shop



example of right configuration with Single wire beverage BOG

example of right configuration cmcc by qro.cz hamparts.shop



1 to 50 MHz

measure cmcc 2-port qro.cz hamparts.shop



0.1 to 2.5 MHz

measure cmcc 2-port qro.cz hamparts.shop



Insertion LOSS of CMCC - for 50Ohm RG-316 coax cable 10 turns

measure cmcc 2-port qro.cz hamparts.shop



available also Common-mode Current Choke Control Cable

cmcc controller spectrum by qro.cz hamparts.shop

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Product Details

Data sheet

type
KIT
design
in enclosure
usage
RX
front-end protection
none
frequency range
DC to 60 MHz

Specific References

ean13
1000090096852
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