Radhunting Finn

Eberline RM-20 and 3" x 2 1/4" plastic scintillator

DIY geiger 4 x SI22G

DIY geiger meets woodash

SV-500 with ZP1430 and RZC1031

Ra-226 spectrum 60s

DIY gamma spectroscopy hardware

DIY geiger counter with 6 x SBM-20