Posts Tagged ‘project’

Geiger counter with SI-3BG Russian tube

Monday, January 14th, 2013

Erdabyz designed a Geiger counter around a SI-3BG Geiger Muller tube. It uses a PIC16F1508 to read the radiation level, and passes it to a computer via a FT232R USB-to-Serial IC. Timer 1 uses a secondary xtal oscillator at 32,768kHz as clock source. Every 2 seconds the timer overflows. Output...

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Recent Comments

  • KH: IIRC most of the actual operating system of modern HDDs is in one of the platter(s); the stuff on the 25VF010 is a bootup firmware......
  • Trev: I don't know of any inexpensive 3G modules (prices start around $US 50), but it does explain why 2G modules are relatively inexpensive by comparison....
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  • Garrett: PCB me up scotty!