Tektronix 515 User manual

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Millikan

Way

•

P.O.

Box

500

•

Beaverton,

Oregon

•

Phone

4-0161

•

Ca les:

Tektronix

070-247

WARRANTY

All

Tektronix

instruments

are

warranted

against

defective

materials

and

workman



ship

for

one

ear.

Tektronix

transformers,

manufactured

our

own

plant,

are

war



ranted

for

the

life

the

instrument.

questions

with

respect

the

war



rant

mentioned

above

should

taken

with

our

Tektronix

Field

Engineer.

Tektronix

repair

and

replacement-part

service

geared

directl

the

field,

there



fore

all

requests

for

repairs

and

replace



ment

parts

should

directed

the

Tek



tronix

Field

Office

Representative

our

area.

This

procedure

will

assure

the

fastest

possible

service.

Please

include

the

instrument

T pe

and

Serial

number

with

all

requests

for

parts

service.

Specifications

and

price

change

priv



ileges

reserved.

Cop right

1960

Tektronix,

Inc.,

Beaverton,

Oregon.

Printed

the

United

States

America.

All

rights

reserved.

Con



tents

this

publication

not

repro



duced

form

without

permission

the

cop right

owner.

Type

515/515A

CONTENTS

Section

Warranty

Specifications

Operating

Instructions

Circuit

Description

Maintenance

Recali ration

Procedure

Section

Parts

List

and

Schematic

Diagrams

Section

Accessories

Type

515/515A

http://manoman.sqhill.com

INTtNSITY

MMJAit-W**

ERTICAL

IN»U>

SIlKTOt

TYPE

5J5A

OSCILLOSCOPE

SltlAL

TKM

Alt

M-llM*

ASTIGMATISM

POSITIONING

------------

)

H0«0***

2SK^-

Mfr

nwStwo

Type

515/5

ISA

http://manoman.sqhill.com

IFICATIONS

The

Type

515/515A

Oscilloscope

compact,

porta le,

general

purpose

oscilloscope.

The

dc-coupled

amplifier

and

wide

range

sweep

rates,

com ined

with

reduced

size,

make

the

Type

515/515A

versatile

field

la oratory

instrument.

ertical-Deflection

System

Deflection

Factor-.

volt/cm

de.

(.1

volt/cm

S/N

101-1000)

Frequency

Response-dc

me,

cycles

ac.

(Down

not

than

a ove

limits.)

Rise

Time-.

023

microseconds.

Linear

Deflection-6

cm.

Step

Attenuator-Nine

positions,

cali rated,

from

.05

v/cm

(.1

v/cm

S/N

101-1000)

v/cm,

(50

v/cm

S/N

101-1000)

accurate

within

when

set

any

one

step.

Maximum

Allowa le

Com ined

and

Peak

Voltage

Input

-600

Input

Impedance-

megohm,

ggf;

with

P410

pro e-10

megohm,

10.5

ggf.

With

P6000

pro e,

megohm,

11.5

ggf.

Horizontal-Deflection

System

Time

Base

Range

Twenty-two

cali rated

time

ases

from

gsec/cm

sec/cm.

Accuracy-3

per

cent.

Continuously

varia le,

uncali rated

etween

ranges

and

sec/cm.

Magnifier

Expands

sweep

times

right

and

left

screen

center.

Extends

fastest

sweep

rate

.04

gsec/cm.

Accuracy-5

per

cent.

Un lanking-DC

coupled.

Trigger

Requirements

Internal-2

deflection.

External-.

volts

volts.

Frequency

Range-dc

me.

Horizontal

Input

Deflection

Factor-1.4

v/cm.

Frequency

Response-DC

500

down.

Other

Characteristics

Cathode-Ray

Tu e

Type

T55P2.

Pl,

P7,

and

Pll

phosphors

optional.

Accelerating

Potential-4,

000

volts.

Deflection

Factor

Plates

Vertical-5

v/cm.

Horizontal-20

v/cm.

Voltage

Cali rator

Eleven

fixed

voltages

from

.05

volts

100

volts,

peak

peak.

Accuracy-3

per

cent.

Waveform-square

wave

a out

kc.

Output

Waveforms

Availa le

Positive

gate

same

duration

sweep,

approx.

volts.

Positive

going

sweep

saw



tooth,

150

volts.

Power

Supply

Electronic

Regulation.

Power

Requirements-

105

125,

210

250

50-60

cycles,

275

watts.

Specifications

Type

515/515A

1-1

Accessories

Included

Mechanical

Specifications

Ventilation-Filtered,

forced-air

ventilation.

1-P6017

pro e.

Finish

Photo-etched,

anodized

panel,

lue

wrinkle,

perforated

ca inet.

1-A510

Binding

Post

Adapter.

1-F510-5

green

filter.

Dimensions-9

3/4"

wide,

1/2"

high,

211/2"

deep.

-Instruction

manual.

Weight

-40

pounds.

1-2

Specifications

Type

515/515A

EXPORT

POWER

TRANSFORMER

Transformer

Primary

The

instrument

fur

which

this

manual

was

prepared

equipped

with

special

transformer.

The

transformer

has

eight

primary

terminals

making

possi le

six

different

input

connections.

The

six

primary

connections

are

shown

Fig.

POWER

TRANSFORMER

HAS

TWO

NOMINAL

PRIMARY

OLTAGES

OPERATION.

EXTRA

WINDINGS

PERMITTING

110,

117,

124,

220,

234,

248

110

117

124

220

248

2 3

234

Fig.l.

The

power

transformer

has

two

extra

windings

permitting

nominal

primary

voltages

110,

117,

124,

220,

234,

248

volts,

cycle

operation.

Fig.

When

connecting

the

power

transformer

for

operation

with

supply

voltage

200

volts

more,

sure

that

the

fan

connected

etween

pins

and

the

primary.

This

insure

that

the

fan

supplied

with

than

125

volts.

Fig.

shows

typical

high-voltage

fan

connection,

using

example

the

wiring

for

248

volt

supply.

General

Information

The

Type

515/515A

Oscilloscopes

are

extremely

versatile

instruments,

adapta le

great

num er

applications.

However,

make

use

the

full

potentialities

the

instru



ment,

necessary

that

you

understand

com



pletely

the

operation

each

control.

This

portion

the

Operators

Manual

intended

provide

you

with

the

asic

information

that

you

require.

you

are

familiar

with

other

Tektronix

oscilloscopes,

you

should

have

very

little

difficulty

understanding

the

operation

the

515/515A,

since

the

function

many

the

controls

the

same

the

function

corresponding

controls

other

Tektronix

instruments.

Cooling

Unless

tagged

otherwise,

this

oscilloscope

connected

the

factory

for

117

-volt

operation.

For

234-

volt

operation,

refer

the

Maintenance

section

this

manual

for

proper

transformer

connections.

FIRST-TIME

OPERATION

Control

Settings

The

following

procedure

will

help

you

get

trace

the

screen

and

ecome

familiar

with

some

the

controls.

Connect

the

line

cord

sorce

117-

volt

cycle

power,

and

set

the

front



panel

controls

follows:

fan

maintains

safe

operating

temperature

the

Type

515/515A

Oscilloscope

circulat



ing

air

through

filter

and

over

the

rectifiers

and

other

components.

The

instrument

must

therefore

placed

the

air

intake

not

locked.

The

air

filter

must

kept

clean

permit

adequate

air

circulation.

the

interior

temperature

does

rise

too

high

lor

some

reason,

thermal

cutout

switch

will

disconnect

the

power

and

keep

disconnected

until

the

temperature

drops

safe

value.

Power

Requirements

The

regulated

power

supplies

the

Type

515/515A

will

operate

with

line

voltages

from

105

125

volts

from

210

250

volts.

For

maximum

dependa ility

and

long

tu e

life

the

voltage

should

near

the

center

this

range.

Voltages

outside

these

limits

may

cause

hum

jitter

the

trace.

sure

the

line

voltage

correct

indications

such

these

are

present.

FOCUS

Centered

INTENSITY

ASTIGMATISM

POWER

INPUT

SELECTOR

VOLTS/CM

( lack

kno )

Counterclockwise

(CCW)

Centered

INPUT

TRIGGER

SELECTOR

lack

kno

INT

red

kno

AUTO

TRIGGERING

LEVEL

STABILITY

(red

kno )

HOR1Z.

DISPLAY

Counterclockwise

PRESET

(CCW

S/N

101-1000)

NORM.

Operating

Instiuctions

Type

515/515A

2-1

MILLISEC

TIME/CM

VERTICAL

POSITIONING

Center

HORIZONTAL

POSITIONING

Center

CALIBRATOR

Connect

lead

from

the

CAL.

OUT

con

nector

the

INPUT

connector.

the

tu es

have

had

time

warm

up,

turn

the

INTENSITY

control

clockwise

until

trace

visi le

the

screen.

Adjust

the

FOCUS,

ASTIGMATISM

and

INTENSITY

controls

produce

sharp

trace

comforta le

rightness.

The

two

POSITIONING

controls

will

move

the

trace

vertically

and

horizontally

nec



essary

position

the

display

where

you

want

the

crt

screen.

Triggering

Modes

you

have

not

had

experience

with

the

type

trigger

controls

used

this

oscilloscope,

the

cali rator

waveform

good

one

practice

with.

few

minutes

spent

trying

the

triggering

modes

descri ed

elow

will

time

well

spent

terms

future

operating

convenience.

Auto

The

triggering

method

used

the

preceeding

example

the

AUTO,

(automatic)

mode

operation.

the

simplest

mode

triggering.

There

are

front-panel

controls

adjusted

when

using

this

mode.

the

signal

removed

from

the

input

connector,

the

sweep

will

con



tinue,

reduced

repetition

rate.

This

provides

visual

indication

that

the

signal

has

een

removed

and

the

sweep

and

triggering

circuits

are

operating.

Now

try

the

mode

triggering.

Turn

the

red

TRIGGER

SELECTOR

kno

AC.

Advance

the

TRIGGERING

LEVEL

control

clockwise

until

you

get

sta le

trace.

There

may

considera le

range

over

which

you

get

sta le

trace.

The

start

the

trace

will

move

and

down

the

edge

the

square

wave

over

this

range.

Notice

that

the

trace

starts

the

up-going

part

the

cali rator

square

wave.

Now

turn

the

lack

TRIGGER

SELECTOR

switch

the

-INT

position

and

readjust

the

TRIGGERING

LEVEL

control

get

sta le

trace

again.

Notice

now

that

the

trace

starts

the

down-going

portion

the

square

wave

and

that

the

position

the

start

can

again

changed

somewhat

with

the

level

control.

Turn

the

red

TRIGGER

SELECTOR

kno

DC.

necessary

adjust

the

TRIGGERING

LEVEL

control

for

sta le

triggering.

Move

the

trace

vertically

the

screen

with

the

VERTICAL

POSITIONING

control

and

note

that

triggering

occurs

vertical

level

the

screen

selected

the

LEVEL

control,

and

that

the

triggering

point

changes

relative

the

waveform

the

waveform

positioned

vertically.

This

effect

will

noticea le

you

look

low-frequency

sine

wave.

Sync

The

SYNC

position

the

TRIGGERING

SELECTOR

switch

primarily

for

signals

having

repetition

rate

excess

five

megacycles.

this

position

the

time

ase

will

trigger

poorly,

all,

the

cali rator

waveform.

sta ilize

the

display

high-

frequency

signal

simply

advance

the

STABILITY

control

clockwise

until

sta le

trace

o tained.

The

LEVEL

control

not

used

the

SYNC

mode.

FUNCTIONS

CONTROLS

AND

CONNECTORS

CRT

Controls

FOCUS

INTENSITY

Control

adjust

the

eam

for

maximum

sharpness

the

trace.

Control

vary

the

rightness

the

trace.

2-2

Operating

Instructions

Type

515/515A

Fig.

2-2.

Sweep

controls

typical

position

for

mode

triggering.

This

mode

useful

for

general-purpose

triggering

over

the

range

from

cps

me.

ig.

2-1.

Sweep

controls

typical

position

for

AUTO

mode

trigger



ing.

This

mode

the

most

convenient

triggering

method

over

the

frequency

range

from

cps

me.

TIME

BASE

INPUT

TRIGGER

SELECTOR

(

TIME

BASE

moote

INPUT

STABILITY

HOIIZ

INFUT

ATTIN

TRIGGERING

LE EL

Fig.

2-3.

Sweep

controls

typical

position

for

mode

triggering.

This

mode

particularly

useful

for

the

frequency

range

elow

cps.

STABILITY

HOtll

*rut

ATTfN.

TRIGGERING

LE EL

Fig.

2-4.

Sweep

controls

typical

position

for

SYNC

mode

sweep

synchronization.

This

mode

most

effective

a out

me.

Operating

Instructions

Type

515/515A

2-3

http://manoman.sqhill.com

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