DEPARTMENT OF THE ARMY TECHNICAL BULLETIN

TB 11 6625-341 35/1

DEPARTMENT OF THE ARMY TECHNICAL BULLETIN

CALIBRATION PROCEDURE FOR

TEST SETS TS-172/UP AND TS-172A/UP

Headquarters, Department of the Army, Washington, DC

30 September 1976

TB 11-6625-341-35/1, 30 September 1968, is changed

Paragraph 4a, lines 1 and 3. "Maintenance Request

as follows:

Form" is changed to read "Calibration Data Card," and

Page 2. Paragraph 1b, line 5. The last sentence of

"2407" is changed to read "2416."

this paragraph is deleted entirely.

Paragraph 4c, line 4. "TB 11-6625-692-15/1" is

Page 3. Paragraph 2, lines 6 and 7. "Commanding

changed to read "TB 43-180."

General" is changed to read "Commander," and

Page 3. Table 1A is superseded as follows:

"AMSEL-ME-NMP-AD" is changed to read" DRSELMA-

Q."

A. Authorized Equipment

Nomenclature

Manufacturer and Model number

Frequency Counter

Hewlett Packard, Model 5245L

Frequency Converter

Hewlett Packard, Model 5254C

Indicator, Standing Wave Ratio

AN/UPM-108A or Hewlett Packard, Model 415E

Meter Test Set

TS-82/GSM-1 or John Fluke, Model 760A

Signal Generator

AN/URM-64 or Hewlett Packard, Model 8614A

Page 4. Figure 2. The following is deleted from the

frequency comparator block with the connection

figure: "AN/URM-64," "CV-394/USA-5," "AN/USM-26,"

indication "SIGNAL INPUT" and "FREQ METER."

"FREQUENCY COMPARATOR CM-77/USM," and the

Page 5. Tables 2A and B are superseded as follows:

Table 2. Frequency Accuracy

A. TS-172/UP

Unit Under Test

Frequency Meter Indication

Frequency Dial Setting

(Frequency Counter) (MHz)

Min

Max

1210

1220

1260

1270

100

1310

1320

145

1355

1365

b. TS-172A/UP

Min

Max

1215

(1223)

1220

1226

1265

(1265)

1262

1268

1315

(1308)

1305

1311

1350

(1359)

1356

1362

* Frequencies listed in parentheses are typical of those obtained after correction factor has been applied to frequency dial

settings of 1215,1265, 1315, and 1350 MHz. Actual frequencies obtained may differ slightly; if so, perform the procedures

given in (4) through (9) below.