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

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:

16