We created manuals in different languages.

The Dutch and English version are updated

 


  

 JC-3s English Version 8.1 (out of production)

 

JC-3s Nederlands Versie 8.2

 

JC-3s German Versie 8.1

 


 

JC-4s Manual English Version 11.1  (model 2021) 

 

JC-4s Gebruiksaanwijzing Nederlands Versie 11.1 

 

JC-4s Bedienungsanleitung German Version 9.3

 

JC-4s indicación de uso Spanish V9_2

 

JC-4s indicación French ( download from website F1QM )

   


 

 JC-5s Manual English Version 7.3  (out of production)

  

 


 

 

SWR-5000 Manual English (out of production)

 


 

ON7FU Current Balun Common Choke

ON7FU Current Balun Common Choke German 

 

ON7FU Coax Line isolator 50 ohm

ON7FU Coax Line isolator 50 ohm German