Section I. IDENTIFICATION AND DESCRIPTION

Section I. IDENTIFICATION AND DESCRIPTION

Table 1 Calibration Description

1. Test Instrument Identification. a. This bulletin

provides instructions for the calibration of Telephone

Carrier System Test Facilities Kit MK-155/TCC

(fig. 1) The equipment being calibrated will he re-

ferred to as the "Test Instrument" throughout this

bulletin.

b. The time required to perform this calibration is

approximately 2 hours, using a dc low frequency

technique.

2. Calibration Data Card. Calibration Data Card

(DA Form 2416) will be annotated in accordance

with instructions given in TM38-750 for this calibra-

tion. There are no adjustments on the Test Instru-

ment. Deteriorating parts of this maintenance kit

must be replaced when an out of tolerance condition

is detected.

3. Calibration Description. Test Instrument param-

eters and performance specifications are listed in

table 1.

Figure 1. Telephone Carrier System Test Facility Kit MK-155/TCC