Posted in Tests

Inside a russian Ge transistor

What’s inside a russian germanium transistor? I’ve a K.O. P217 metallic germanium transistor so let’s open it! The victim comes from an high voltage generator…

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Posted in Tests

Collins airborne meteo RADAR

INTRODUCTION Radar? WTF??? Yes, I’ve bought a radar on eBay for 1€!!! Seriously talking I’ve bought it plus it’s display for another 1€. 2€ for…

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Posted in Dosimeter Tests

BW radiation dosimeter, tactical, set 0065 B

Bundeswehr radiation dosimeter, tactical, set 0065 B   For about 25€ I’ve find this nice militar dosimeter set. It comes from german army and it’s…

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Posted in Crystal scintillators

LYSO crystal scintillators

Hi! Some time ago I’ve bought some 4x4x22mm LYSO Crystals to make a scintillation probe or just to test they. From the manufacture: “LYSO crystal…

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Posted in Crystal scintillators

NaI(TI) Crystal scintillator

This type of scintillator material is the best one that an hobbist could afford. At the moment NaI(TI) crystals are easy to find on eBay…

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Posted in Crystal scintillators

BC408 BC412 Plastic scintillators from Bicron

Some weeks ago I’ve bought from an US eBayer some cilindrical shaped plastic scintillators. From wikipedia “A scintillator is a material that exhibits scintillation —…

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Posted in Geiger Counters

SV500 Geiger counter from German Army

Hi everyone, today I’m writing about my new SV500 Geiger counter from German Army. Mine was bought from a german eBay seller specialized in surplus…

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