Accession Number:

AD0283807

Title:

A LOW RATE PORTABLE COUNTER

Descriptive Note:

Corporate Author:

NAVAL RADIOLOGICAL DEFENSE LAB SAN FRANCISCO CALIF

Personal Author(s):

Report Date:

1962-06-28

Pagination or Media Count:

1.0

Abstract:

Measurement of low radiation levels is difficult with present count-rate radiacs because of the excessive meter fluctuations on the low ranges. An accessory has been developed which increases the readability of the low ranges in these devices. The Low-Rate Portabl Counter is i ende for use h re th counti g rate are below 50 0 coun p r minut . The ins rum utili s the output pulse normally used to operate headphones, and supplies the operator with a digital display in counts for a preset time. Four fixed counting periods are v il bl 4 8 15 min. R I OR CIRCUITRY IS EMPLOY D PO R I UPPLIED BY A I ERNAL RECHARGEABLE BATTERY SOURCE OR FROM A -V, -CYCLE LINE. The AC power supply is also used to recharge the battery pack. Author

Subject Categories:

Distribution Statement:

APPROVED FOR PUBLIC RELEASE