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Refurbished clean CALIBRATED Eberline E-530 Geiger counter with HP pickle / hot dog probe and speaker.

Equiped with the probe originally intended for use with mR/hr. dial 0- 20 mR/hr. window closed and 0-28K

CPM window open with large LND 725  side window GM tube for BETA / GAMMA / X-RAY detection 1,200

CPM = 1,200 mR/hr. Cs 137 reference.

Decade selector rotary switch  OFF, BATT, X10, X1.0, X0.1, & X.01 total rate 200 mR/hr. / 280,000 CPM.

Continuously variable response control knob and push button reset + speaker ON/OFF switch.

The SK-1 speaker was designed to use a 15 volt battery which is pretty hard to find and expensive so an

adaptor has been installed to use a commonly available A-23 low cost battery.

Comes with 2 new D size alkaline batteries, the A-23 battery adaptor with battery, and coil cord ready for

use out of the box. Some samples of natural ore and fiesta ware chard for testing.

( Included everything shown except back drop sign and test source disc.)