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Kit arrives with everything you need to get started 
  
Here’s the nice looking front panel we all love 
 
  
Wow!  Nice looking PCB 
 
  
Here’s a look at the PCB from the bottom
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Here’s the first step – all resistors installed 
 
  
Now, I’m all finished with the organic solder and board washing. 
 
  
Pot and all connecting wires complete the PCB 
 
  
Panel prepared with jacks
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Here’s everything mounted to the panel and ready to finish wiring to the panel 
 
  
All done. The 850 is a cool little module and has lots of uses besides a pedal interface. 
Be sure to check out my cool modification to add a daughter board and Yamaha breath control interface to your 850. 
850 Breath control modification  | 
  
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