PRO-TEK B-810 Manuale utente

INST

RUCTION

MANUAL

...

‘

SWEEP

FUNCI'

ION

GENERATOR

CONTENTS

SECTlON

TITLE

PAGE

GENERAL

|NFORMAT|0N

INTRODUCTION

DESCRIPTION

FEATURES

SPECIFICAT|ON

ACCESSORIES

SUPPLIED

ACCESSORIES

AVAILABLE

INSTALLATION

INTRODUCTION

PREPARATION

FOR

USE

Power

Requirements

Lino

Vohage

and

Fuse

Sebcdon

Operating

Environment

‘

STORAGE

ENVIRONMENT

lll.

OPERATION

lNTRODUCTION

PANEL

FEATURES

Front

Panel

Features

Roof

Panel

Features

OPERATING

INSTRUCTIONS

Operaüng

Proceutions

Counter

(¡NT/EXT)

Basic

Signal

Generation

(eine,

triengle.

square.

sync

out)

Trigger/Gate

Mode

Burst

Mode

Sweep

Modo

Symmetry

Offset/DC

cut

Amplitudo

Modulation

10)

veo

Operation

11)

Combhation

Funcüom

vm‘wmmmwwwwmawwww

""Í‘I'S‘W‘F"

SECTION

GENERAL

INFORMATION

INTRODUCTION

metían

required

install

and

operate

the

Sweep

strument

and

supplied

accessories.

This

section

other

basic

information.

This

operating

manual

contains

the

infor

Function

Generator.

Figure

1-1

shows

the

covers

description,

Specifications,

accessories

DESCRIPTION

This

Sweep

Function

Generator

¡s

0.01

MHz

function

generator,

with

internal

counter

and

external

counter.

This

instrument

generates

variety

waveformes,

containing

sino,

square,

triangle,

ramp,

and

pulse

signals.

The

frequency

counters

built

digit,

high

seven

segment

yellow

LED

display.

Because

provides

such

different

operation

modes

continuous

generation,

gate

generation,

trigger

generation,

burst

wave

generation,

and

sweep

generation,

its

can

used

for

diverse

applications

-—

for

example,

for

frequency

characteristic

measurement

audio/video

equipment

and

the

testing

automatic

control

devices.

SWEEP

FUNCTION

GENERATOR

NIODEL

Gana

“Á

FEATURES

Wide

frequency

range

0.01

MHz.

Frequency

counter

range

0.1

MHz

Internal:

all

range

External:

MHz

Gate

and

trigger

generations

are

possible.

‘

provides

gate

generation

supply

signals

for

fixed

period

time,

and

trigger

generation

supply

signals

for

one

cycle.

The

trigger

points

can

arbitrarily

set.

Burst

waves

can

generated

the

built-in

oscillator.

Built-¡n

Iinear/logarithmic

sweep

functions,

VCG

function

for

external

control

output

frequency.

GCV

function

generate

voltage

proportion

the

frequency.

Built-¡n

amplitude

modulation

circuit

with

the

suppressed-carrier

mode.

Variable

Waveform

symmetry.

offset

function

superimpose

voltage

output

waveforms.

addition,

voltage

only

can

obtained.

SPECIFICATION

Frequency

Range

0.01

Hz-10

MHz,

Ranges

Accuracy

Counter

accuracy

Waveforms

Sine

wave,

triangi‘e

wave,

square

wave,

ramp

we‘ve,

and

pulse

wave

Sine

wave

Flatness

0.01

100

KHz:

0.2

100

KHzto

MHz:

1:2

Distortion

I10

lll):

KHz:

0.5%

less

(at

than

100ran-p

Output

eve

Triangle

wave

Linearity

error

<1%

rated

litud

guare

wave

100

Rise/Fall

time

‘

less

(with

max.

output)

Symmetry

vanation

20:80

80:20

(0.01

MHz)

Frequency

Counter

Characteristics

Frguency

measurements

Range

MHz

(¿ete

time

0.01

0.1s,

ls,

10s

switch

selectable

ccuracy

‘

3:1

count/:l:

time

base

error

Ext

count

characteristics

meansitivity

rms

ance

Approx.

Max

voltage

without

less

then

35PF

damage

250V

DC+

GM!

rms)

digit:

7mm

yellow

LED

dis

overllow,

KHz,

indication.play

decimal

point

gate

time,

_3_

eration

Mode

Continuous

generation

SRv‘IlG/GATE

TRIG:

One

cycle

oscullatlon

triggered

la;

Input

Signs

GATE:

Oscillation

only

when

Input

Frequency

range

0.1

Hz-l

MHz

Input

voltage

TTL

level

(DC

100

KHz)

Variable

’

SERE/i'm!)

phase

Burst

wave

oscillation

for

gate

time

1ms

103

built-in

oscillator.

ON/OFF

time

symmetrical

and

variable.

SWEEP

Sweep

mode:

selection

linear

and

logarithmic

sweeps

Sweep

time:

1ms

10s,

range,

contínuously

variable.

fly-back

line

interval

symmetrical

and

variable.

Sweep

Width:

Max.

100,

contínuously

variable.

(sweep

start

frequency

can

specified.)

Output

Characteristics

Output

level

Vp-p

(open

circuit)

Attennuator

20,

40,

dB,

contínuously

variable.

lmpedance

5091

10%

offset

Max.

10V

(open

circuit)

SYNC

output

TTL

level

(duty

cycle

are

symmetrical

and

variable)

GCV

output

Voltage

output

proportion

frequency,

Gta

(MAX.

frequency

each

range)

SWEEP

output

Sweep

output

sweep

mode,

SWEEP/BURST

ATE

out

TTL

level

Amplitude

Modulation

(AM)

Modulation

level

100%,

contínuously

valiable.

Input

sugnal

level

Max.

Vp-p

suppressed-carrier

mode.

VCG

(External

Control

Frequency)

Frequency

range

Max.

1000:1,

with

fre

‘

Input

level

0to

ncy

dial

set

frequency

decreased

negative

voltage

Power

Requirements

100/120/220V

10%,

240V

40%

(48

Hz)

Size

and

Weight

300(W)

10)

Time

Base

Frequency;

MHzOlD)

Approx.

Aging

rate:

3 x

lOs/month

Temperature:

10‘5

for

0°C-40°C

ACCESSORIES

SUPPLIED

The

Fig.

1-1

shows

the

Sweep

Function

Generator

power

cord

and

ses.

ACCESSORIES

AVAILABLE

BNC

Coxial

Cable

(Length

im:

1EA)

_4_

rp‘

SECTION

INSTALLATION

INTRODUCTION

This

section

provides

installation

instructions

with

this

Sweep

Function

Generator.

Th;

section

also

includes

information

preparation

for

using

the

Sweep

Function

Generator

storage.

PREPARATION

FOR USE

)

Power

Requirements.

This

Sweep

Function’Generator

requires

power

source

100,

120,

220

Volts

:l:

10%

240

Volts

zi:

—

10%,

66H:

single

phase.

WARNING

THIS

INSTRUMENT

ENERGIZED

VIA

EXTERNAL

AUTO

TRANSFORMER

FOR

VOLTAGE

REDUCTION,

SURE

THAT

THE

COMMON

TERMINAL

CONNECTED

THE

NEUTRAL

POLE

THE

POWER

SUPPLY.

Line

Voltage

and

Fuse

Selection

CAUTION

BEFORE

TURNING

THE

SWEEP

FUNCTION

GENERATOR

LINE

SWITCH

ON.

VERIFY

THAT

THE

INSTRUMENT

SET

THE

VOLTAGE

THE

POWER

SUPPLIED.

Figure

2-1

provides

instructions

for

line

voltage

and

fuse

selection.

The

line

voltage

selection

and

the

proper

fuse

are

factory

installed

for

the

voltage

appropriate

instrument

destination.

CAUTION

USE

PROPER

FUSE

FOR

LINE

VOLTAGE

SELECTED.

“W.

M.“

"a.

SELECTION

OPERATING

VOLTAGE

‘l.

Disconnect

power

cable.

Pull

the

fuse

holder

out.

Select

operation

voltage

orienting

Fuse

holder

position

desired

voltage

ac-

cording

’V'

mark

the

INLET.

Re-insert

the

fuse

holder

INLET,

careful

select

correct

fuse

value.

Operating

Voltage

Puse

100 Vac

120 Vac

250V

220

Vac

240

Vac

OEA

250V

Operating

voltage

shown

the

cover

fuse

holder

and,

usually

set

120V

factory.

Fig.

2-1.

Voltage

and

Puse

Selection

MAKE

SUBE

THAT

ONLY

FUSES

FOR

CAUTION

REOUIRED

RATED

CURRENT

AND

THE

SPECIFIED

TYPE

ARE

USED

FOR

REPLACEMENT.

‘-

85%

40°C.

However,

the

ínstru

perated

envrronments

With

relative

humidmes

which

cause

condensation

within

STORAGE

ENVIRONMENT

The

instrument

may

stored

shi

Temperature

Humidity

one

-20°c

+7o°c

below

85%

ment

must

the

instrument.

protected

from

temperature

extremas

environments

within

the

following

limita.

-.M<WWW.

SECTION

III

OPERATION

INTRODUCTION

This

section

provides

the

operating

information

acquint

the

user

with

this

Sweep

Function

Generator.

The

section

includes

panel

features,

measurement

procedures

for

various

ll’

and

’

Iications.

PANEL

FEATURES

The

front

panel

and

Rear

panel

are

shown

Figure

3-1

and

Figure

3-2.

Description

numbers

match

the

numbers

the

figure.

Front

Panel

Features

SWEEP

FUNCTION

GENERATOR

MODEL

6305

sus:

euros

“tus

IZí

’

“nz

FTHE

l0°C.

[ies

remos

Hg.

3-1.

Front

Panel

Features

ser“.

“www-7”,

Power.

(1)

Power

Switch

Applles

Removes

—the

counter

display

LED

Will

light.

Press

again

Press

the

switch

turn

the

power

turn

the

power

off.

(2)

Counter

Display

LED

Digit

Seven

Segment

Yellow

Color)

Fre

Range

Switch

(

This

switch

provides

range

selection

for

output.

.St

Fre

Dial

mi:

¡(red

control

the

frequency

the

OUÍPUÏ

I9)-

The

operating

frequency

determined

the

multiplying

the

dial

reading

the

FREQ.

RANGE

(3)

setting.

With

the

MODE

(5)

set

SWEEP,

this

dial

indicates

the

frequency

sweep

end,

(5)

Mode

Switch

This

switch

used

select

one

five

generation

modes:

CW,

TRlG,

GATE,

BURST,

SWEEP.

(G)

Function

Switches

These

switches

change

the

waveform

the

output

(9)

sine,

triangle,

square

wave.

all

three

switches

are

released

(

voltage

can

obtained

using

the

OFFSET

(7)

control.

(7)

Offset

Control

(Pull-On)

This

used

superimpose

voltage

the

output

Pull

this

knob

use

this

function,

and

push

¡f

superimposition

not

necessary.

(8)

Attenuation

(dB)

(02-

Variable

Control

The

outer

knob

controls

the

attenuation

the

output

(9)

20,

40,

60dB.

The

“IIS

output

[eIIIIIIIaI

has

a“

"Ilpedallce

DIH"

vvllell

telllllllated

“Un”

mOdulation)

als

VD.”

(except

for

output

with

amplitude

(10)

TRIG

Start

Level

Control

This

used

BURST.

¡iv

start

level

when

the

MODE

(5)

set

TRIG,

GATE'

°r

(11)

Symmetry

Control

(Pull-On)

termin

difference

from

that

the

(“mi

txt?“

lmpedance

ohms)

with

180°

phase

using

the

SYMM

Symmet

external

measurinEgniqnsmY

com“

This

term'

'ry

the

output

can

adJUSt-ed

using

COUnter_

ment,

TTL

signal

output

(13)

TRIG

Terminal

This

the

input

(14)

Counter

Selector

Switch

Press

the

switch

(

)

external

counter.

Press again

(

)

internal

counter.

(15)

External

Counter

¡Ñ

Counter

input

connector

for

the

external

signal

input.

(16)

Switch

(ON

OFF

Press

this

switch

(

)

for

amplitude

modulation.

The

MOD

terminal

(17)

used

input

modulation

signals.

(17)

MOD

Terminal

This

the

input

terminal

for

amplitude

modulation.

provides

input

lmpedance

about

10k

ohms,

frequency

range

MHz,

and

maximum

input

voltage

10V

(AC+DC)

(18)

LOG

l/LIN

(

)

Switch

With

the

MODE

switch

(S)

set

SWEEP,

the

LOG/LIN

switch

enables

Iogarithmic

sweep

linear

sweep

selected.

(19)

SWEEP

(

)/SET

START

)

Switch

This

switch

used

set

the

sweep

start

frequency

with

the

MODE

(S)

set

SWEEP.

When

the

switch

pressed

(

...

)

for

SET

START,

the

sweep'is

stopped

the

sweep

start

frequency.

Then,

connect

the

generator

output

frequency

counter

oscillo-

scope,

and

specify

sweep

start

frequency

using

the

START

knob

After

the

frequency

set,

the

sweep

can

resumed

setting

the

switch

SWEEP

(

The

sweep

stop

frequency'

set

using

the

FREQ.

dial.

(20)

Start/MOD

Level

Control

This'

used

set

the

sweep

start

frequency

and

change

the

amplitude

modulation

level.

(21)

Time

01-

lOs(

100ms(.l

)Switch

This

switch

used

switch

the

time

ranges

for

burst

gate

sweep

when

the

MODE

switch

(5)

set

BURST

SWEEP.

(22)

Carrier

Level

Control

This

used

adjust

carrier

levels

for

amplitude

modulation.

With

setting

around

carrier

waves

are

suppressed

and

double

sideband

(DSB)

obtained.

(23)

Symmetry

(Pull-0n)NariabIe

Variable

(outer

knob):

This

used

adjust

the

burst/sweep

time

contínuously

the

range

selected

the

TIME

switch

Turning

the

VARIABLE

counterclockwise

decreases

the

time.

Symmetry

(pull-on)

(inner

knob):

Pull

out

adjust

the

ON/OFF

time

for

burst

and

sweep

time

(both

ways).

When

this

knob

pushed

in,

the

time

ratio

50:50.

í?

s‘xuwak-e

ya”?

“-

«Types,»

"¿a

sue,

¡“a

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