50MHz LPF.







 

 
  
Toroid/ring core 20m trap.
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PAFRI TECHNICAL INFORMATION FOR HAMS    PAFRI

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F.H.V. Geerligs (Frits, PAØFRI, F-class license) AMATEUR OF THE YEAR 2009, QTH: Etten-Leur, the Netherlands

My previous full A-class license (Morsecode included) is converted to full F-class = CEPT T/R 61-01.

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