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Figure 4. Distortion check, equipment setup.
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TB-11-6625-2488-50-1 Calibration Procedure for Fifty Watt Amplifier Krohn-Hite Model DCA-50 Manual
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Table 3. Voltage Gain and Frequency Response

TB 11-6625-2488-50/1
b. Adjustments. No adjustments can be made.
(8) Repeat (4) above.
(9) Adjust autotransformer to 115 volts ac.
10. Output Regulation. a. Performance Check.
(10) Repeat (3) through (9) above at an oscillator
frequency of 50 kHz.
(1) Connect equipment as shown in connection
(11) Repeat (3) through (9) above at an oscillator
frequency of 100 kHz.
Figure 5. Output Regulations, equipment setup.
(2) Adjust
oscillator
(A3,
output
(3) Set dc voltage standard (A10, table 1) to 10
frequency to 5 Hz.
volts and balance thermal transfer (A8, table 1).
9

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