I know nothing more about this, but its original use is labelled as a RF Amplifier.
Project Box ~ 1.00" x 2.15" x 4.00 " ~ Aluminium ~ NoS
20cm TouHou Project Inu Sakuya Fumo Fumo Plush Doll Stuffed Toy Plushie W/Box
Weiss Schwarz Touhou Project Black And White Lotus Land case 12 box japan sealed
The Adam Project (2022) 1-D New Sealed Box Set
Stargate Atlantis City Ship SGA Spaceship Model Replica Unused Project SOLD USED
Philco International Radio Ue647w 1940 Turns On Can't Tune In Great Easy Project