HP 8753E manual Rlllllllllll, Lb Use Delta a Markers

4. Restore the softkey menu and move the marker information back onto the graticules: Press

CEI

The display will be similar to Figure 2-11.

					2 S e p 1 9 9 8	12:09: 4 3
CHI	L O G	5 dB.’ R E F	- 2 dB	CH2	LOG 10 dB/ REF -50 dB
Sll	4:-1.4066	dB 151 . 509	500 M H z
				521	4:-6X313 dB	1 5 1 . 5 0 9 5 0 0 MHz

MARKIER

I

2

PR”I

PRm

8g0 MHz

‘ - 3 . 1 5 8 5 dB

I

8 dB

CA

.97600

MHz

MHz

CA

3

I

4

CENTR 134.000 MHz SPAN 45.000 MHz

CENTR 1 3 4 . 0 0 0 M H z S P A N 4 5 0 0 0 MHz

;;;

LOG4:-71.254 10dBdB/151.509REF-50500dB

E LoG4:-2.1148 .5dBdB.’151.509REF-2.5500dB

MHz

MHz

CH3 M a r k e r s

5

-

-

I:-75.952 dB

r--

Pi

----

%

I

t

i

i

i’

~

i

i’;‘r;

;

;

‘116.88200

MHZ

all

I

I

r

I

I

I II

I

I

9.46850

MHz

OFF

t t

BMODE MENU

t

rlllllllllll

MKR ZERO

CENTR 134.000 MHz SPAN 45.000 MHz CENTR 134.000 MHz SPAN 45000 MHz

Figure 2-11. Marker Information on the Graticules

You can also restore the softkey menu by pressing a hardkey which opens a menu (such as m) or pressing a softkey.

lb Use Delta (A) Markers

This is a relative mode, where the marker values show the position of the active marker relative to the delta reference marker. You can switch on the delta mode by defhdng one of the

five markers as the delta reference.		,,...,..
	,.,~,::::::::~::~~:.:.~ .“L..:::.:::::,: . . . .,,._: :,:,.:.,.:.,.:.:..:.:...:.:...:..‘“.“””
1. press (jj) ~~~~~~~~ ‘~~~~, to m&e marker 1 a reference maker.
	,,,,,,,,,,,,,,,,,..	/:....,.,.,.,.,

2.To move marker 1 to any point that you want to reference: a. Turn the front panel knob.

OR

b. Enter the frequency value (relative to the reference marker) on the numeric keypad.

2.20 Making Measurements