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190 Chapter 2a

Making Adjustments: If 3335A Source Not Available

7a. Log and Linear Ampliﬁer

Linear Output and Step Gain Adjustments

20.Press the following analyzer keys.

AMPLITUDE, 50, −dBm

SCALE LOG LIN (LIN), More 1 of 2

AMPTD UNITS, dBm

21.Set the synthesized sweeper amplitude to the level recorded in step

8 and adjust A14R34 LIN for a DMM reading of 1000 mV ±1mV.

22.Make the adjustments indicated in Table 2a-4.

Table 2a-3 Log Fidelity Check

Synthesized Sweeper Level DMM Reading

Reference from step 8 1000 mV ±1mV

Reference − 10 dB 875 mV ±3mV

Reference − 20 dB 750 mV ±4mV

Reference − 30 dB 625 mV ±4mV

Reference − 40 dB 500 mV ±5mV

Reference − 50 dB 375 mV ±6mV

Reference − 60 dB 250 mV ±7mV

Reference − 70 dB 125 mV ±8mV

Table 2a-4 Linear Gain Check

Adjust Synthesized

Sweeper Level

External

Attenuator,

8496G (dB)

Analyzer

Reference

Level (dBm)

DMM Reading

A14R34 Reference from

step 8

0 dB −50 1000 mV ±1mV

A14R33 Reference from

step 8

10 −60 1000 mV ±5mV

A14R30 Reference from

step 8

20 −70 1000 mV ±5mV

A14R27 Reference from

step 8

30 −80 1000 mV ±5mV

N/A Reference from

step 8

40 −90 1000 mV ±30 mV

Brand	Agilent Technologies
Model	8596E
Category	Measuring Instruments
Language	English

Agilent Technologies 8596E User Manual

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