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1 . 25 inches OD, Type 43 material, the recommended HF BALUN Core Material.


Cat#   FB12543    



FB12543  Size,        
                         "A" 1.25 inches OD,. O.D (31.12mm). 
"B"  .75 in. ID (19.05mm I.D). 
                         "C"    .4 in. L (10.00mm L)

TYPE MATERIAL is 43  (µ = 850): 
Stack three and use AWG 14 Thermalese or Tefzel covered wire
to build a Legal Limit BALUN.  

Type 43 is the recommended HF Balun "Core Material" and type 43 material
is optimal for the 1.0 MHz to 60 MHz shortwave (HF) spectrum.

For medium and  HF  BALUNS and wideband transformers up to 60 MHz.
Optimum frequency attenuation from 40 to 400 MHz.  High volume resistivity.
For toroidal cores, multi-aperture cores and special RFI suppression.

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  • Shipping Weight: 0.2lbs

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