back to 4 port combiners

1 original (1994) 1 original (1994):


This is the original combiner box I made, "etching" copper clad board with a Dremel. Back in the day,
PIN diodes were hard to come by, and were the main limiting factor in my design. Due to lack of BNC
bulkhead connectors, the connectors were type F, with BNC adapters.



  1 multifrequency combiner schematic  
  2 internal  
  3 internal  
  4 external  
  1 multifrequency combiner schematic     2 internal     3 internal     4 external  


highest resolution images
last updated 05/10/2025 at 22:35:24 by make_www_index.command version 2025.05.08.A