HP 3325B, 3325A manual Square Wave Amplitude and Flatness Performance Check

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TB 9-6625-2049-35

Table 4. Flatness

Test instrument

and measuring receiver

settings (MHz)

1

2

4

6

8

10

12

14

16

18

20

b.Adjustments. No adjustments can be made.

15.Square Wave Amplitude and Flatness

a.Performance Check

(1)Connect TI SIGNAL to multimeter INPUT HI and LO using 50Ω feedthrough termination.

(2)Press keys and enter values using DATA keys as listed in (a) through (i) below:

(a)SIGNAL off (option 002 not lit).

(b)ENTRY DC OFFSET.

(c)0 VOLT.

(d)FUNCTION square wave.

(e)ENTRY AMPTD.

(f)5 V RMS.

(g)ENTRY FREQ.

(h)100 Hz.

(i)AMPTD CAL.

(3)Multimeter will indicate between 4.95 and 5.05 V ac.

(4)Enter 1 kHz using DATA keys. Multimeter will indicate between 4.95 and 5.05

V ac.

(5)Enter 100 kHz using DATA keys. Multimeter will indicate between 4.95 and

5.05 V ac.

(6)Press keys and enter values using DATA keys as listed in (a) through (d) below:

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Contents Models 3325A and 3325B Section Identification and Description Forms, Records, and ReportsProgrammed amplitude at 1 kHz Section Equipment Requirements Spectrum Analyzer Section Calibration Process Equipment SetupPreliminary Instructions IN/OUT Harmonic Distortion a. Performance CheckEntry Amptd 20 dBm Entry DC Offset Volt Entry Freq 20 MHz Signal on Entry Freq 25 kHz Entry Amptd Volt 50 Hz Entry Amptd VoltAmplitude Modulation Distortion a. Performance Check Square Wave Characteristics Performance CheckEntry Freq MHz Entry Amptd Volt Entry DC Offset Ramp Retrace Performance Check Entry Freq MHz Entry Amptd RMSEntry Freq 10 kHz Entry Amptd Volt Entry Freq 20 MHz Entry Amptd Volt Frequency Accuracy Performance CheckEntry Freq 60 MHz Adjustments SIG InputBlue then Asgn Zero Phase Entry PhaseEntry Freq 100 kHz Entry Amptd 13 dBm Entry DC Offset Volt Sine wave Amplitude and Flatness Performance CheckEntry Amptd RMS Entry Freq 100 Hz Amptd CAL Entry DC Offset Entry Freq KHz Entry Amptd RMS Amptd CAL Press Entry Amptd keySquare Wave Amplitude and Flatness Performance Check KHz Entry Amptd RMS Amptd CAL Triangle and Ramp Amplitude Performance Check100 Hz Amptd CAL Dc Offset Performance CheckDc Offset with Ac Performance Check High Voltage Output Option 002 only Performance Check Entry Freq 100 kHz Entry Amptd RMS Amptd CAL Power SupplyEntry Freq KHz Entry Amptd RMS Amptd CAL Final Procedure Power supply assembly A2 test instrument top viewPIN