SECTION II EQUIPMENT REQUIREMENTS - TB-9-6625-2021-350004

Forms, Records, and Reports - TB-9-6625-2021-350003

Preliminary Instructions - TB-9-6625-2021-350005

TB-9-6625-2021-35 Frequency Counter Hewlett-Packard Model 5340A and Microwave Frequency Counter TD-1225A(V)1/U (Hewlett-Packard Model 5342A/H14) Manual
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TB 9-6625-2021-35

SECTION II

EQUIPMENT REQUIREMENTS

4. Equipment Required. Table 2 identifies the specific equipment to be used in this

calibration procedure. This equipment is issued with Secondary Transfer Calibration

Standards Set AN/GSM-286. Alternate items may be used by the calibrating activity. The

item selected must be verified to perform satisfactorily prior to use and must bear evidence

of current calibration. The equipment must meet or exceed the minimum use specifications

listed in table 2. The accuracies listed in table 2 provide a four-to-one ratio between the

standard and TI.

5. Accessories Required. The accessories required for this calibration are common

usage accessories, issued as indicated in paragraph 4 above, and are not listed in this

calibration procedure.

Table 2. Minimum Specifications of Equipment Required

Manufacturer and model

Common Name

Minimum use specifications

(part number)

AUTOTRANSFORMER

Range: 105 to 125 V ac

General Radio W10MT3AS3

(7910809) or Ridge, Model

9020A (9020A), or Ridge,

Model 9020F (9020F)

FREQUENCY

Tracor, Model 527E (527E)

Accuracy: <1.25 parts in 1010

DIFFERENCE METER

FUNCTION

(SG-1288/G)

Function: Sinewave, 50Ω

GENERATOR

Frequency: 10 Hz to 10 MHz

Amplitude: 1 to 200 mVp-p

MULTIMETER

Range: -14.95 to +15.05 V dc

John Fluke, Model 8840A/AF

(AN/GSM-64D)

Accuracy: 0.08%

SIGNAL GENERATOR

Frequency: 10 MHz to 18 GHz

Wiltron, Model 68347M

Amplitude: -50 to 13 dBm

TIME/FREQUENCY

Frequency: 1 MHz

Autek Systems Corp., Model

620 (MIS-38946)

WORKSTATION

Accuracy: < 1.0 part in 1011

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