supergreen micpre questions

[Richard]

Hi all
parts list D5,D6,D7 ? tell me please thanks.

 

[jensenmann]

Hi Richard.
Welcome to the Lab.
You have to tell us a little more about what you do want to know.
:guinness:

 

[kato]

Protection diodes for the relays. You can use 1n4148. Or even 1n4001 if you've got 'em.