TB 9-6625-2176-35
SECTION I
IDENTIFICATION AND DESCRIPTION
1.
Test Instrument Identification.
This bulletin
a. Forms, records, and reports required for
Tektronix, Type 191. The manufacturer's manual and
calibration personnel at all levels are prescribed by TB
TM 116625-2384-15 were used as the prime data
750-25.
sources in compiling these instructions. The equipment
b. Adjustments to be reported are designated (R)
being calibrated will be referred to as the TI (test
at the end of the sentence in which they appear. When
instrument) throughout this bulletin.
adjustments are in tables, the (R) follows the
designated adjustment. Report only those adjustments
made and designated with (R).
a. Model Variations. None.
b. Time and Technique. The time required for
3.
Calibration Description.
TI parameters and
this calibration is approximately 4 hours, using the dc
performance specifications which pertain to this
2. Forms, Records, and Reports
Table 1. Calibration Description
Test instrument
Performance
parameters
specifications
Amplitude (at 50 kHz into
Range: 0.5 to 5 V
50W load)
Accuracy: 3% of indicated amplitude
Range: 50 to 500 mV
Accuracy: 4% of indicated amplitude
Range: 5 to 50 mV
Accuracy: 5% of indicated amplitude
Range: 50 kHz and 0.35 to 100 MHz
Accuracy: 2%
Frequency response
Range: 0.35 to 100 MHz at .5 to 5.5 V
Accuracy: 3% from 50 kHz value
Change 2
2