Section II. EQUIPMENT DESCRIPTION AND DATA

TM 11-6665-209-40

Section II. EQUIPMENT DESCRIPTION AND DATA

1-5. EQUIPMENT DESCRIPTION

Refer to TM 11-6665-209-10, paragraphs 1-6 through 1-10 for a complete description

of the radiac set.

1-6. TABULATED DATA

Power requirements: Six type BA-30; 1 volt batteries.

Ranges: Four sensitivity ranges; 0.5, 5, 50 and 500 milliroentgens per hour.

Geiger-Mueller (G-M) tubes type JAN-5979 and JAN-5980.

Type of indication: Direct r e a d i n g and aural.

Dimensions (cased):

(1) Height

10- inches

(2) Width

8 inches

(3) Length

19- inches

f. Weight (cased): 33 pounds

1-7. CALIBRATION

Calibration requirements for the radiac sets are located in TB 43-180, (Calibration Re-

quirement for the Maintenance of Army Material).

1-8. DIFFERENCES BETWEEN MODELS

The only differences between models are the components. Table 1-1 lists the dif-

ferences between components used in all AN/PDR-27(*) models. These components are

illustrated on the schematic diagram. (Figure 1-1)

1-2