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Thanks to on-line curator: Ken Manders

..

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The

Model

K05-5060A

Linear

Phase

Com

paratorreceives

afrequency

standardsignal

of100

kHz,

1M

Hz,

or5

MH

zon

on~

channeland

the

same

frequencyfrom

asecond

sourceon

anotherchannel.

These

two

fre­quencies

areprocessed

within

the

instr,ument

toprovide

ad

cou

tpu

tw

hichis

proportionalto

thephase

differencebetw

eenth

etw

oinput

signals.T

hed

co

up

tut

canbe

usedto

drivea

potentiometer

orgalva­

nometer

typ

erecorder

fora

permanent

recordo

fth

ephase

difference.

PR

EP

AR

AT

ION

FO

RU

SE

Set

11

5/2

30

voltsw

itchon

therear

panelto

exposethe

correctnum

bersfor

theac

linevoltage

used.C

onnectpow

ercord

toth

einstrum

entand

anac

receptacle.T

urnpow

ersw

itchon

andselect

5M

Hz,

1M

Hz,

or100

kHz

positionto

correspondw

ithth

efrequenci~s

tobe

applied.T

ocalibrate

the

ZE

RO

AD

Jand

FU

LL

SC

AL

EA

DJ

controls,apply

thesam

einput

frequencysource

toboth

INPU

T1

andIN

PUT

2.T

hencon­

nectth

erecorder

tobe

usedto

the

rearpanel

OU

PT

UT

jack.Push

ZE

RO

AD

Jb

utto

nand

adjustZ

ER

OA

DJ

controlfor

zeroo

utp

ut

asindicated

on

therecorder.

PushF

UL

LSC

AL

EA

DJ

bu

tton

andadjust

FU

LL

SC

AL

EA

DJ

controlfo

rfull

scaleon

recorder.T

headjustm

entrange

ofth

efront-panel

FULL

SC

AL

EA

DJ

controlm

aybe

centeredby

the

CO

AR

SE

FUL

L'S

CA

LE

controlo

nth

erear

ofth

einstrum

ent.R

epeatthe

zeroand

fullscale

adjustments

untilboth

ou

tpu

tsare

correct.

OP

ER

AT

ION

After

the

K05-5060A

iscalibrated,

connectth

etw

ofrequencies

tobe

compared

toIN

PUT

1and

INPU

T2.

The

inputlevel

shouldbe

between

0.5

Vrm

sand

1.1rm

sfo

rboth

inputs.T

hedc

fordriving

arecorder

isfrom

the

rearpanel

OU

TP

UT

jack.U

seboth

OU

TP

UT

terminals,

sinceboth

areabove

ground.

CIR

CU

ITD

ES

CR

IPT

ION

The

K0

5-5

06

0A

power

supplycircuits

provideregulated

+20

voltsdc

tooperate

the

instrument.

The

ou

tpu

tvoltage

isadjustable

bya

controlm

ountedon

the

power

supplyprinted

circuitboard.

Inputvoltage

tothe

K05-5060A

canbe

115or

23

0V

ac,±

10%,

48to

44

0H

zas

selectedby

arear

panelS

EL

EC

TO

Rsw

itch.

The

K05-5060A

phasecom

paratorassem

blycircuits

consisto

ftw

ochannels

which

receiveth

etw

oinput

signalsto

becom

paredand

controlthe

on

/off

du

tycycle

ofa

flip-flopcircuit.

The

rectangularw

aveo

utp

ut

fromth

eflip-flop

isintegrated

togive

ano

utp

ut

dc

signalw

hichis

proportionalto

the

phasedifference

between

thetw

oinput

signals.F

or5

MH

zand

1M

Hz

inputfrequencies,

anoscillator

issw

itchedin

andheterodyned

with

the

inputsignals

toproduce

a50

kHz

signalin

bothchannels.

The

fullscale

width

ofthe

Recorder

chartis

equalto

the

periodof

theinput

signal(th

atis,

for1

MH

zinput,

chartw

idthis

1m

icrosecond).T

ocom

puteth

efrequency

erroro

fthe

frequencyunder

test,use

therelation-

shipE

=!

;w

hereE

isthe

frequencyerror,

0is

the

measured

phasedifference

inm

icroseconds,and

T.

Tis

the

elapsedm

easurement

time

inm

icroseconds.F

orexam

ple,if

the

Recorder

chartindicates

afull

width

variation(1

microsecond

for

1M

Hz

inputsignal)

duringan

elapsedm

easurement

time

of1

hour,the

frequencyerror

is:

E=

0T

Enel:

No

ne

ma

a7

50

28

(60)(50)

(1x

10 6)

3.2x

10

- 10or

3.2parts

in10

10frequency

error.

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HEWLETT~

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CK

AR

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Page2

The

K05-5060A

hasthree

internaladjustm

ents;tw

oo

nphase

comparator

assembly

A1

andone

onpow

ersupply

assembly

A2.

Schem

aticdiagram

sare

includedfor

thesetw

oassem

blies.A

djustthe

controlsas

outlinedin

the

following

steps:

a.R

emove

K05-5060A

top

andb

otto

mcovers.

Apply

power

byconnecting

power

cordto

rear-paneljack

andac

line.

b.C

onnecta

DC

Voltm

eterbetw

eenred

andblack

wires

providingth

eo

utp

ut

frompow

ersupply

assembly

printedcircuit

boardo

nb

otto

mof

instrument.

c.A

djustcontrol

A2R

10for

+20

voltsd

co

utp

ut.

Disconnect

DC

Voltm

eter.T

hepow

ersupply

isprotected

fromoverload

ora

shortcircuit

byan

internalcircuit

inintegrated

circuitA

2U1.

d.S

etselector

switch

to5

MH

zand

apply5

MH

zsignal

atIN

PUT

2.

e.C

onnectO

scillatorto

04

collector(on

phasecom

paratorassem

blyA

2at

top

ofinstrum

ent).T

uneL

4to

50

kHz.

The

signalw

illbe

approximately

1volt

peak-to-peak.

f.C

onnectO

scilloscopeto

09

base.Signal

shouldbe

anegative

pulseo

fapproxim

ately1

volt.

g.S

etselector

switch

to1

MH

zand

apply1

MH

zsignal

atIN

PUT

1.

h.C

onnectO

scilloscopeto

01

4collector.

Tune

L3

to5

0kH

z(approxim

ately1

voltpIp

signal),

i.C

onnectO

scilloscopeto

01

0base.

Signalshould

benegative

pulse(approxim

ately1

volt).T

hiscom

pletesthe

adjustments.

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Page

3

CK

TR

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.

A1

A2

HP

PA

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NO

.

05

06

0-9

20

68

05

06

0-9

11

70

DE

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RIP

TIO

N

Phase

Com

paratorB

oardA

ssembly

Pow

erS

up

ply/In

pu

tA

ssembly

The

aboveassem

bliesare

listedseparately

inlater

pages.

C1DS

1

F1

J1J2

,J3

J4J4J4J4P1-

Q1

R1

-R6

R7

R8

R9-R

11R

12

Sl

S2

S3

S4,

S5

T1W1

XF

1

01

80

-21

88

1450-0419

21

10

-00

18

2110-0017

1251-23571

25

0'0

08

31510-00080

34

0-0

08

61510-00090

34

0-0

09

0

18

54

-00

63

21

00

-04

08

2100-0067

21

00

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53

31

01

-00

30

31

01

-12

34

05

06

0-9

20

49

31

01

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14

9100-3013

81

20

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48

14

00

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84

MIS

CE

LL

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EO

US

50

60

-85

75

50

00

-85

63

5000-8581

50

60

-07

28

50

60

-07

02

03

70

-00

26

0370-0077

05

06

0-9

20

34

05

06

0-9

11

63

1490-0032

C:

fxd,

alumelect,

15

00

p.F,

40

Vd

cw

Ind

icato

rlig

ht,

ne

on

/wh

itelense

Fuse:0.25

amp,

slo-blo,115

VFuse:

0.15am

p,slo-blo,

23

0V

Receptacle,

power:

3-pin,m

aleC

onnector:B

NC

Bin

din

gpost:

redIn

sula

tor

bin

din

gpost

Binding

post:black

Insu

lato

rb

ind

ing

post

Pow

ercord

plug(p

art

of

W1)

Transistor,

Si:

NP

Ntyp

e2

N3

05

5

No

tA

ssigl'1ed

R:

var,co

mp

,2

50

ohms

30%,

1/2

WR

:var,

comp,

linear,2

50

ohms

10%,

1/2WN

ot

Assigned

R:

var,com

p,linear,

20

00

ohms

2%,

1/2

W

Sw

itch,

power:

SP

ST

Sw

itch,

Slide:

DP

DT

(11

5/2

30

Vconversion)

Sw

itch,

Ro

tary:

2pole

3p

ositio

nS

witch

,push

bu

tton

Transform

er,pow

er

Pow

ercord

Bo

dy,

fuseholder

Cover,

top

Cover,

sideC

over,b

otto

m

Fo

ot

Assem

blyF

rame

Assem

blyside

Kn

ob

,zero

andfu

llscale

Kn

ob

,frequency

selector

Panel:

fron

tP

anel:rear

Stand,

tilt

HE

WL

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PA

CK

AR

DC

OM

PA

NY

,30

rS

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CR

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KB

LV

O.,

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AC

LA

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9>

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5-5

06

0A

HEWLETT~PACKARD

TA

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EO

FR

EP

LA

CE

AB

LE

PA

RT

SFO

R

05060-92068PH

ASE

CO

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AR

AT

OR

ASSE

MB

LY

A1

Page4

CK

TR

EF

.

Al

HP

PA

RT

NO

.

05060-92068

DE

SC

RIP

TIO

N

Phase

Com

paratorA

ssembly

The

aboveassem

blycontains

the

following

replaceableparts.

The

following

referencedesignators

areabbre­

viated.A

dda

prefixo

fA

ltoform

acom

pletereference

designatorfor

anypart.

Cl

C2

,C3

C4

C5-C

7C

8

C9

Cl0

Cll

C12

C13

C14

C15

C16

cnC18,

C19

C20,

C21

C22

C23

C24

C25

C26

C27

C28,

C29

C30

C31

C3

2,C

33

C34,

C36

C35,

C37

C38

C39

C40

C41

C42

C43

C44

C45

C46

C47

CR

lC

R2

,CR

3C

R4-C

R9

L1L2L3L4

L5L6

01

-07

0170-00850150-01210170-00850150-01210160-0128

0150-01210140-01800140-01850160-01280160-0938

0160-01280180-01060180-01130140-01910150-0121

0170-00850140-01790140-01620140-02040140-0200

0140-01560140-01870170-00940140-02160170-0085

0150-01210170-00850150-01210160-01280150-0121

0140-01800140-01850160-01280160-09380160-0128

0180-01060140-01910140-0216

1901-00331902-00321901-0033

9140-00729140-010705060-9203705060-920369140-0072

9140-0107

1854-0005

C:

fxd,m

ylar,0.1

IlF20%

,5

0vdcw

C:

fxd,cer,

0.1IlF

+80%-20%

,50

vdcwC

:fxd,

mylar,

0.1IlF

20%,

50

vdcwC

:fxd,

cer0.1

IlF+80%

-20%,

50

vdcwC

:fxd,

cer,2121lF

20

%,2

5vdcw

C:

fxd,cer,

0.1IlF

+80%-20%

,5

0vdcw

C:

fxd,m

ica,2000

pf2%

,300

vdcwC

:fxd,

mica,

0.01IlF

5%,

100vdcw

C:

fxd,cer,

2.2IlF

20%,

25vdcw

C:

fxd

,mica,

1000pf

5%

C:

fxd,cer,

2.2IlF

20%,

25vdcw

C:

fxd,tan

telect,

60IlF

20%,

6vdcw

C:

fxd,tan

telect,

100IlF

+20%-1

5%

,30

vdcwC

:fxd,

mica,

56

pf5%

,300

vdcwC

:fxd,

cer,0.1

IlF+80%

-20%,

50

vdcw

C:

fxd,m

ylar0.1

IlF20%

,50

vdcwC

:fxd,

mica,

1000pf

2%,

300vdcw

C:

fxd,m

ica,4700

pf10%

,300

vdcwC

:fxd,

mica,

47pf

5%,

500vdcw

C:

fxd,m

ica,390

pf5%

,300

vdcw

C:

fxd,m

ica,1500

pf2%

,300

vdcwC

:fxd,

mica,

0.027IlF

5%,

100vdcw

C:

fxd,m

ylar,0.047

IlF20%

,5

0vdcw

C:

fxd,m

ica,120

pf2%

,300

vdcwC

:fxd,

mylar,

0.1IlF

20%,

50vdcw

C:

fxd,cer,

0.1IlF

+80%-20%

,5

0vdcw

C:

fxd,m

ylar,0.1

IlF2

0%

,50

vdcwC

:fxd,

cer,0.1

IlF+80%

-20%,

50vdcw

C:

fxd,cer,

2.2IlF

20%,

25vdcw

C:

fxd,cer,

0.1IlF

+80%

,-20%

,5

0vdcw

C:

fxd,m

ica,2000

pf2%

,300

vdcwC

:fxd,

mica,

0.01IlF

5%,

100vdcw

C:

fxd,cer,

2.2IlF

20%,

25vdC"""

C:

fxd,m

ica1000

pf5%

C:

fxd,cer,

2.2IlF

20%,

25vdcw

C:

fxd,tan

telect,

60

llF20%

,6

vdcwC

:fxd,

mica,

56

pf5%

,300

vdcwC

:fxd,

mica

120pf

2%,

300vdcw

Diode,

Si:100

ma

at+

lv,

180PIV

,1N

485BD

iode,breakdow

n:5.49V

5%

,40

0M

WD

iode,Si:

100m

aat

+lV

,180

PIV

,1N

485B

Coil:

fxd,5

mh

10%,

100m

aC

oil:fxd,

27Ilh

10

%,2

00

ma

Coil:

var,5

50

IlhC

oil:var,

30Ilh

Coil:

fxd,5

mh

10%,

100rna

Coil:

fxd,27

Ilh10%

,200

ma

Transistor,

Si:NPr~,

type2N

708

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Rl

R2

R3

R4

R5

R6

R7

R8

R9

Rl0

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R12

R13

R14

R15

R16

R17

R18

R19

R20

R21

R22

R23

R24

R25

R26,

R27

R28

R29,

R30

R31

R32

R33

R34

R35

R36

R37

R38

R39

R40

R41

R42

R43

R44

R45

R46

R47

R48

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R51

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RIP

TIO

N

R:

fxd,

metfilm

,12K

ohm2%

,1

/8W

R:

fxd,

met

film,

15Kohm

2%

,1/8

WR

:fxd

,m

etfilm,

2000o

hm

2%

,1/8

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:fxd

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