Ludlum Model 43-132 High Range Alpha Ion ChamberThe Model 43 132 is designed to enhance alpha detection, although it is also sensitive to beta gamma radiation.

The timer can be set from 1-99 minutes

BACKGROUND: 20 cpm closed

Each element represents 2% of full scale

Actual number of counts (Scaler)

high voltage

including Off

including handle

We refurbish these to order

EFFICIENCY (4π): 37% for 239Pu

We have a few battery operated chargers that we can sell for $80 each in addition to these units

This unit is housed in heavy-duty Crouse Hinds 1/2-FS1 electrical switch boxes with stainless steel covers

or multiple-units can be combined to form a protected mesh network