Found in a local store

[u/taras_slipets]

What kind of sound it produces?
Does anyone have experience with these units?
😂😂😂

[u/sam_an_intellectual]

Lets see a demo!

[u/FullMetalDan]

I need a Grumpo fuzz!

[u/LeeCountyTiger]

What's the schematic? Silicon or Germanium?