{"product_id":"g29220e","title":"G29220E + DOB-80 Polish Made Geiger Mueller Tube","description":"Polish Made Geiger Mueller Tube type DOB-80 was designed in Germany for production in Poland for their military Geiger Counters. Specs: 70mm (L) × 11mm (dia.). Recommended anode resistor 5 megohms, starting voltage 400V, recommended operating voltage 550V. Sensitivity to Gamma, Beta, and X-rays. Cathode material: stainless steel. Anode material: tungsten. Construction: glass envelope. Background radiation here in Scottsdale is about 9CPM. Retails for $45 and up. Each tube is tested before we ship.","brand":"The Electronic Goldmine","offers":[{"title":"Default Title","offer_id":47716493361402,"sku":"G29220E","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/8595\/3530\/files\/G29220-NoScale-8jpg.jpg?v=1758948311","url":"https:\/\/theelectronicgoldmine.com\/products\/g29220e","provider":"The Electronic Goldmine","version":"1.0","type":"link"}