‘Ihble 3-2. Adjustable Components (continued)

Reference

Adjustment

Designator

Name

A3AlR34

SWEEP OFFSET

A3A2R12

LL THRESH

A3A2R50

XS&H

A3A2R51

Y S&H

A3A3Rl

X EXP

A3A3R2

Y EXP

A3A3R4

X GAIN

A3A3R5

Y GAIN

A3A3R6

XLL

A3A3R7

XSL

A3A3R8

YSL

A3A3R9

YLL

A3A3R43

YOS

A3A8R5

GAIN

A3A8R6

OFFS

A3A9R36

OFS NEG

A3A9R39

GPOS

A3A9R44

OFS POS

A3A9R52

GNEG

A3A9R57

T/H GAIN

A3A9R59

(T/H) OFS

A4AlR2

LG OS

A4AlR14

OS

A4AlR32

ZERO

A4AlR36

FS

A4A2R14

LG20

A4A2R79

ZERO

A4A2R6 1

-12 VTV

A4A3C55

CTR

A4A3R67

AMPTD

A4A3R83

LGlO

Adjustment

Adjustment Function

Number

 

25Adjusts digital sweep to begin at left edge of graticule.

25Adjusts point at which graticule lines switch from short

to long lines.

25Adjusts horizontal sample and hold pulse.

5 Adjusts vertical sample and hold pulse.

25Adjusts horizontal position of annotation.

25Adjusts vertical position of annotation.

25Adjusts horizontal gain of graticule lines.

25Adjusts vertical gain of graticule lines.

25Adjusts horizontal long lines on graticule information.

25Adjusts horizontal short lines on graticule information.

25Adjusts vertical short lines on graticule information.

25Adjusts vertical long lines on graticule information.

25Adjusts bottom line of graticule to align with fast sweep signal.

23Adjusts high end of digitized sweep.

23Adjusts low end of digitized sweep.

24Adjusts offset of negative peak detect mode.

24Adjusts gain for positive peak detect mode.

24Adjusts offset of positive peak detect mode.

24Adjusts gain for negative peak detect mode.

24Adjusts overall gain of track and hold.

24Adjusts overall offset of track and hold.

6 Adjusts linear gain offsets.

6 Adjusts video processor offset.

6Adjusts low end of video processor sweep.

6Adjusts high end of video processor sweep.

Adjusts 20 dB linear gain step.

Adjusts log amplifier offset.

Adjusts log amplifier tuning voltage.

Adjusts log amplifier center to IF.

Adjusts amplitude of log amplifier bandpass filter. Adjusts 10 dB linear gain step.

Page 120
Image 120
HP 8568B manual Adjustment Adjustment Function Number