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History of the manufacturer  

Tri-ex; São Paulo

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Name: Tri-ex; São Paulo    (BR)  
Abbreviation: triex
Products: Model types Others
Summary:

Tri-ex
Avenida Paula Ferreira, 1517 São Paulo / SP

Manufacturer of accessories for radio communication.

History:

This manufacturer was suggested by Antonio Rabitti.


Some models:
Country Year Name 1st Tube Notes
BR  80 Ferrite balun BL-50   52 Ohm balun for operation on HF (1.8 - 30 MHz) Power handling = 2 kW pep / 1 kW CW... 

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