Mica or Sil Pads for TO-03 outputs ??

[Juan9568]

Some people recommend sil pads for better thermal conductivity and convenience but also read that mica insulators are still the best way to go.

Which one is better??

 

[avionic]

Mica...Muscovite.
https://geology.com/minerals/muscovite.shtml

 

[avionic]

best way to go.

Boron or Beryllium(carcinogen)-- expensive.

 

[kevzep]

Mica, only way to go...

 

[larryderouin]

+3 for Mica.

 

[markn2wae]

Mica works best but you "give up" convenients (no grease used).

Mark T.

 

[restorer-john]

Mica.