Table 1 Calibration Description
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.
(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.
eters and performance specifications are listed in
table 1.
Figure 1. Telephone Carrier System Test Facility Kit MK-155/TCC
2
