[timmy]

Originally Posted by Yamamaya42

where you can get an exact replacement for the 680 if needed,
https://www.mouser.com/ProductDetail...dopvQ9sA%3D%3D

the same is not for the 900pf

https://www.mouser.com/ProductDetail...KcNnbMvA%3D%3D

best you can get is 910 :/

I replaced the 680 900 and 100 with micas in my sets things are much more stable