Global Specialties Global Specialties 4010 Manual

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Global

speciallies

published

to

vrorkmanship
vrhen
condilions

specifications

used

under

for

for

certifies

period

a

normal

which

WARRANTY

that

and are free

of rhree

operating

lhey

were

furnished.

CARD

products

all

lrom

(3)

years

conditions

manulactured

defects in malerials

from

rhe dare

and wilhin

conform

ol delivery

lhe

service

and

The obligation
shall be

product

any

defective

Global
nonconformity
returned
defect

Although
unit doesn't
shall have
caused
modification,
product

Global

The Warrarity
and no other
implied.
of merchantability
representation,

by
Speciallies,
binding upon
by an authorized
shall Global
incidental,
(including

Specialties

or nonconformity.

by improper

which

Specialties.

Global

an agent,

ol

limited

to repairing,

which

within

the scope

within

lo

Global

Quick

Servicing

contain

no responsibility

neglect,

has

EXCLUSION

described

warranty,

Specialties

agreement,

distributor,

which

Global

Global Specialties

Specialties

or

consequential

loss

profits)

of.

Global

Specialties

and titness

is not

Specialties

in

Global

of the

must

be nolitied

the

Warranty

Guidelines

any

user

storage,
inadequale

been

repaired

OF

above

whether

specificallydesclaims

or

represenlativg,

conlained

Specialties,

be

based

arising

or at its

lor

liable

damages,

option,

Specialties's

Warranty.

in

period

(30)

within

serviceable

hereunder

improper

OTHER

is

Buyer's

a

understanding,

unless

employee.

on

days

are

maintenance,

or

altered

WARRANTIES

written

particular

in

the foregoing

made

for

any direct,
expenses, losses,

conlract,

lrom

a

Warranty claim

replacing

sole

writing

and the

provided

parts.

lor

any

installation,

by anyone.other

sole and

or

oral, is

purpose.

or

in

Under no

tort,

withoul

opinion

ol

the

affected

after

discovery

in

the manual,

Global

defecl

unauthorized

accident

exclusive rembdy

expressed

the implied warranties

No statement,

oral or written,

employee

Warranty will

writing

and executed

circumstances

indirect,

or anv legal theory.

charge,

proves

to be

defect

product

of such

Specialties

damage

or

lor

or

than

made

of Global

special,

or

delays

or

the

any

or

be

MODEL

NO.

SR.

NO.

OF THE

OF THE

INSTRUMENT

INSTRUMENT

: 4010

.

O 33-L32=4'_

Contents

Section

1

2

3

4

5

6

7

DescriPtion

SAFEW

TECHNICAL

GENERAL

OPERATING

INSTRUCTIONS

SPECIFICATIONS

DESCRIPJfON

INSTRUCTIONS

ADJUSTMENTS

PROCEDURE

TEST

BLOCK

DIAGRAM

DESCRIPTION

TROUBLE

SHOOT.ING

+

CIRCUIT

&

&

9

10

14

8

CIRCUIT

OIAGRAMS

15

Section

I

1 .1

Prior

available at
Inte-ntional

twb-wire

considered

1 .2 Be

is
Incorrect

harm

1.3

A

/!\

lo applying

plug

sure that

installed

luse rating

to human

Refer

ro

Safety

power

power

the

interruption

adapters

an

unsafe

only correct

for

replacement

Manuat.

practice.

can result in

property.

life

&

lnstructions

lo the instrument,

Outlet.

of

or

grounding

the

two wire

power

purpose.

fuse

fire &/or

ensur€ that earth is

syslem,

extension

with

required

serious

by

cords.

V/l ratings

damage

use of

must be

or

Section

2

Technical

2.1 FREOUENCY

Internal

Stability lnternal
Mode

X'talSpot

Frequencies
Stability X'tal Mode
Warm

2.2

TRIGGERING
Internal
External
Manual
Ext. Trig-lnput

Trig.

2.3 RATE

Time

up

Output

RANGE

Specifications

0. 1 Hz

to 1 OMHz

variable.

0.5"/o.
1

OMHz,

100H2, 1AHz,1Hz.
200
30

0.1Hzto
lOHzto
1

rl V to *10V
form.

TTL
1OOnsec

variable

1 MHz, 1 00KHz, 1 OKHz,

ppm.

minutes.

1OMHz.

1OMHz.

pulse

out

pulse

-

adi.).

in I decade

for each switch

p-p

sine & square wave-

(Zo=50

0.1sec

(8

ranges

1 KHz,

press.

ohms)

decade range

&

&

2.4 WIDTH

2.5 DELAY

2.6 OUTPUT POLARITY

SOnsec
and variable).

0 - 2psec variable
output.

Normal/

-

SOmsec

w.r.t.

Inverting.

2

(6

decade

trigger

range

2,7

OUTPUT
Pulse
lmpedance
Rise

Output

2.8

POWER

Voltage

Consumption

2.9

PHYSICAL
Dimensions

Weight

Out

& FatlTime

Terminal

SUPPLY

-

0.5V

5V

at 50

50

ohms.

1

2nsec.

BNC

connector.

1

15V

& 230V

swilchable.
1OVA.

(W)

275

approx.
3 Kgs.

86

x

approx.

ohms

AC

(H)

+1oo/o,

x

310

47Hz

(D)

-

mm

63Hz

Section

3

General

3.1

3i:ffi3ff]loJn"',or

to include

make

to
repetition
<1

2nsec,
from
triggering

moOe
10MHz

This

installation
401 0.

APPLICATIONS

3.2
The name

instrument

The

noise-lree
circuit,

test

to

only the

it handy

rate

pulse

to

0.5V
and

gives

crystalsource.

manualcontains

and operation

Pulse

lhat

generator

pulse,

detining

power

facilities

basic

easy

and

0.1H2

from

rom

f

width

across

5V

monopulse

accurate

is

can

R-C

amPlifiers.

eight

information

Generator

primarily

used

be

dellne

to

times

DescriPtion

is specif

4o10

Moder

Fulse Generator

of a

operate

to

10MHz

to

SOnsec

50

lo

ohms'

generation is also

spot

pedaining

of Global

tends

intended

the

to test

resonant

the

testing'the'quality

unit.

with

5Omsec

Piovision

frequencies

to the

Pulse

to conjure

for use

digit,afpircuits

trequency

desisned

icarrv

in

lt

offers

fall tirne

&

rise

pulse

&

Generator

with digital

amplitude

for extemal

done.

up

of

The

derived

specifications,

images

circuit.

provide

to

the

ol

power

supply,

order

pulse

x'tal

from

Model

an

of

L-C

INSTALLATION

inslrument

The

panel

f ronl

switeh/knob

and

not throw

Do
returning

POWER

3.4
Global

instrument

the

receptacle.

230V

DATA

shipped

is

remain

must

the

instrurnent

the

REQUIREMENTS

has a

4010

chassis

The

AC tloo/o,47Hz

unobstructed

oPeration.

packing

three

when

instrument

-

lor bench

ready

allow

to

material,

factory

to

conductor

connecled

operates

63Hz suPPlY.

as

for calibration

power

operation.

conneclions

cable

useful

be

it oan

servicing.

/

grounds

that

cord

to a compatible

over a

nominal

power

The

while

1 15V/

3.5

INCOMING

Prior
operational
verify
integrity

confidence

CONFIDENCE

packaging

to

and

calibration procedures

confirmity

of

to

the

instrument, you

check.

CHECK

the instrumenl

specifications.

lor

To

must

shipment,

performed

were

ensure

perform

the electronic

the

extensrve

to

following

Adjust

1.

2. Rate

3. Width

4.

5.
Check

the

3.6

ACCESSORTES

1.

2.

3.7

CLEANING

As
the instrument
is

advised
a soft moist
the front

clean

3.8

STORAGE
There

should
protected

plastic.

the

settings

Model

Select

(s)

(s)

Width

Control

Output

the

output

controls

BNC
50

an electronic

and'Polarity'

to BNC

ohms

Termination

instrument,

away

to clean

cloth.

panel.

the instrument.

are no

special

be

shelved in a reasonably

from

dirt and moisture.

by using

pulse

range

waveform

control.

due

from

dusty

only the

external

Specialcare

No

chemicals

instructions

select

switch and

X.TAL.

lMHz

50ns to

500ns.

Minimum.

Maximum.

on

oscilloscope.

-

1No.

-

1No.

care

should be

environment.

part

of

Should

be taken while

or

solvents must

for

storage. The instrument

clean

Do not

taken to keep

The

the

instrument

be

environment

wrap

air-tight with

conlrols.

Check

all

customer

with

cleaning

used to

and

Operating

Section

Instructions

4

Adius{ments

&

4.1

FRONT

The
designated

below:

1.

2.

3.

4,

5. OUTPUTLEVELPOT

PANEL

panelcontrols are

front

POWER
Powerpilot

RATE

period

The

period

and
f requencY)

DELAY

To delaythepulse

limitis0-2Ps.

WIDTH

To controlthe

Pulse

CONTROLS

forease

(Variable)

(Variable)

output

of

ON

lamP.

is short

long

is
variable

Pulse

levelcontroller

operation.

"MlN'position

at

"MAX"

at

controller.

outagainsttriggeroutput'

wldth.

lunctionally

Theirf

position

(1V

grouped

unctions

(counter

as a

-

10V)'

and

described

are

clockwise)

period

pulse

The

clearly

(or

variable

Fig,

1 Front

Panel

Controls

6. POL
Output

7.

OUTPUT
The
50 ohms.

8,

SYNCOUT

As

a

with

polarity

pulse

trigger out BNC

TTL leveloutput.

select

BNC

CONNEOTOR

out

BNC-connector with

connector

switch

pulse.

of

output

output

impedance

impedance is 50

of

e. wrDTH

As a
50ns - Sms.

10.

RATE

As a

100ns
oscillator
100KHz,

11.

MODE
X-TAL

It is
generates

INT
In this mode

internaloscillator
EXT TRIGGER

In

'EXT.,TRIG
selected
MAN TRIGGER

In

(s)

RANGE

pulse

width

time

select switch it has a 5 range of

(S)

RANGE

pulse

period

to 10s. Also

are

1.0KHz, 1KHz,1OOHz,

a standard

standard freQuencyfrom crystal oscillator circuit.

RATE

this mode trigger to the

from

this mode manualtrigger is selecled.

time select switch it has a 8 range

spot frequencies derived from crystal

selected by this switch

frequency oscillator mode select. lt

trigger to the

& rate is conlrolled by Rate switch.

lN". Trigger ort rising

mode

switch.

(1OMHz,

10Hz and

pulse

circuit, is applied f rom

pulse

circuit is applied

1Hz.

falling edge

of

of

1MHz,

from

is

12.

TRIGGER ]N BNC

The maximum input

1OVp-p.

of trigger

inpui BNC connector is

13.

PUSH

pulse

One
setting

ON SWITCH

generatedwhen

is

ol manual

trigget

push

position.

button

the

under

mode

REAR

4.2

1. POWER

2. FUSE

PRECAqTpNS

4.3
To'obtain

procedure

1. Seleot

2. Do

3.

PANEL

This

This

(Fbr

is a

is
230V

CONTROLS

ON SWITCH

Power

fuse in series

a

ON

-

250mA

V' f#"---l ?

I I \/rc-rl

-ffi]lffi.|

H

Hg.2

the optimum

should

localion.free

a

not

operate
are;excessivgor
electric

Ensure

seleoted:

inStrument.

or

lhat

Bear

performance

be adoPted.

instrument

the

near a

magnetic

proper

Failure

mains

to do so

switch.

/ OFF

mains

with

115V

& For

PatPI

dust and

from

ingtrurnent

fields.

voltage

may

supply-

-

50OmA)

*:,Iffi:'*

Controls

4010,

of the

humidity.

where mechanical

which

AC or 230V

115V

perrnanent

le

following

the

vib

generates

damage

rations

strong

is

AC

the

Section 5

Test

1.

Check +5V
respectively.

2.

Go to X-TAL
Check

Note : X-TAL
selgcting the required frequency
width.

Adjust the
internal
keep rate

Adjust rninimum
Now

on
Clean

4.

5.

Adjust the
into

6.

Adjust

lapping

Note
delay

the lower

keep the rate

frequeney

the

50E

pulse

of

: For

pot

& Calibration Procedure

and

+15V at Pin No.3 of 1C7805

mode

and set crystalfrequency

frequency ranges on

lrequency always

overlapping

mode.

Select lowesl

pot

minimum.

at

counter.

pulses

output voltage

on scope

width

pulse

width

given

pulsd

and rate

and

pulse period

pot

maximum

for

any

using

using

pot

width range

pol

at minimum

counter.

should be within O.1%.

also select

underlapping

pulse period (100n

VR3.

by

and adjust

irregularities

10V

to

VRI keeping

VCG checkfor

pulse

for

all

by VC1

peak

level

width

select

position.

and 1C7815.

lOMHz

at

approximate

pulse period.

of

at open circuit

underlapping

approximate

-

ps)

l

overlapping

on scope.

pot

maximum.

and over-

ranges

(50n

late. Keep

VC2.

by

While

pulse

Goto

first

and

VC3

by

and SVp

-

50ms).

n

$

t

7.

Set lVp-p
to external BNC.
CRO. Adiust VR2

8.

Check
ing the MAN

9.

Check

10.

Check oulput

11.

Check delay
to

manualtriggering.

sync

the output

sinewave on a standard

Select external mode and

get

to

output

switch

output on CRO. lt

on a dual channel
pulse

once.

polarity.

on

INT mode.

pulse.

Only one

should

CBO

signalgenerator

pulse

is obtained

be

2.5Vp into 50E.

with

sync oul as reference

and apply il

connect output

by

to

press-

Section

6

Block

Diagram

Circuit

&

Description

Block

Diagram

10

CIRCUIT

6.1

6.2

6.3

DESCRIPTION

TRIGGERING

1.

Crystal

2.

Rate

3.

ExternalTriggering

4.

ExternalTriggering

5.

ManuatTriggering

SOURCES

Oscillator

Generator

CRYSTALOSCILLATOR

crystal
frequency.
a
of

Gate provides
provided

used
VC2

used
RATE

Monostable
astble
time

JP4.

oscillator

U6E

along

crystaloscillator.

operation.

To

meet

1g0o

by

crystal&

to

avoid

any

is variable

to

adjust

capacitorwhich

Crystal

GENERATOR

murtivibrator

oscillator

constant

Maximum

whose

coS,VC3

Bate

capacitor.

(Linear

Variable

positive

by

by

Negative

generates

with

10MHz

R22 is

used

Barkhausen's

phase

shift

associated

loading

on

crystaloscifiator.

oscillator

(LTNEAR

AM26s02

frequency

and

VR3

of'triggering

Triggering)

Edge

of

Edge of

TTL

square

Crystal

pull

to

and

passive

adjusts

frequency

VARTABLE

C?l,C22,VC2

u6E

Nor

criteria

for

remaining

components.

load

accuraiely.

TRtccERtNG)

u7A with

is

inversely

& Externar

is

adjusted

Signal

Signal

wave

with

1oMHz

for,ms

in

aciive

region

oscillations,

phase

Nor
shn
U6D is

on crystalwhich

U6c

forms

an

proportional

poiconnected

by vc3

to

RC

to

variabre

i"

is

6.4

EXTERNAL
OFS]GNAL

Capacitor

protection
signal.
voltage

R

levers
schmitt
which

are

Output

of

externatsignar.

which

is

equivalent

TRIGGERING

C31,

C32

circuit

and

1

8, R

1

9

& VR2

of externar

NAND gate.

required

U3B

for.

is

equivalent

This

output

of

BY

NEGATIVE

&

C34

atong

AC coupling

provides

output

D.c

signar

of

this

can

triggering.

of

Negative

of U3B

positive

edge

l1

/ POSITTVE

with

RZ6

O1Z

pulse

of

generator

shift so that

be

formed.

gate

are fast

edEe

is

again inverted

triggering

of

& D1O

to 6xternal

TTL

compatibre

z+Lgtiz

rising

triggering

uiing

external

s-ignal.

EDGE

forms

is

a

edges

to

[on

6,5

MANUALTRIGGERING

Schmitt NAND,
Manual
these

trigger

gates.

generated.

U3A

push

The

R12-C12

switch.

&

U3D forms

switch we

moment

and

R15-c1g

RS ftip-flop.

placing

can

we press

forms

logic

switch

trigger

debounce

pressrng

By

0

on input

pulse

circuit

of

is

for

6.6 TRIGGERING
We can

select
selected
74LS390
by 1 0, 1 00,
triggering
rate

frequencies

along with

6.7

DELAY
Now

&

this

monostable
function
Sec
We
delayed

of Pulse

i.e. width

can

adjust

pulse
monostable
knob

named

capacitor

get

50n,

500n,
Required

RATE

suitable

triggering

is dualBCD

1

k, 10k,

source

undivided

WIDTH

signal

multivibrator

is variable

this

is

decides

WIDTH

bank. Values

5 m,

Width is
changes resistance
monostable

multivibrator

DIVIDER.

triggering

signal

is

divider.

1

00k,

then

this

of

1MHz,

100kHz,

1OMHz.

SETTING

(termed

as

U10A.

generator.

from

delay

using

applied

to U10B

width

we

can

in

50 m,

of

this

500

settabte

value

of

for

source

given

to

setected

1 M.

e.g. if

divider

from front

(Divide

triggering
we

select

chain

will

10kHz,

CLK_OUT)

This

We

can vary

0

to 2 m

front

is applied

monostable

the

Sec

panel

monostable

pulse

generator.

select suitable

capacitor
m, 5
using

RC time

particular

bank

m,

50

m

WIDTH

constant

width

panel

by 1o)

signal is

Crystal

give

1kHz,

divider

us triggering

100Hi,

chain.

divided

osc.

to another

decides

delay

from.0

of

thii muttivibrator.

knob

DELAy.

delay

to 2 m

multivibrator.

lront

that we

ranges.

Width

for

panel

pOT

U10B

From

width

capacitor

are such

pulse

pot.

required

width

range.

knob.

as

tOU.

This

This

from

6.8].

OUTPUTAMPLIFIER
This

signal

.

I

+15 Volts
Volt

wilh

Transistor

I'output

is applied

gives

an

no load)Amplitude

Ql,Q2 &

poweramplifier.

to Amptifier

0.5 volts

to

levet

forms

Q3

12

section.

5 volts

is

preamplifier

a

Amplifier

in

50

settable

operates

using

(i

LEVEL

ohms.

and-es,

volt

e6

on

to 10
pOT.

forms

6.9

SYNC

OUTPUT

Sync output provides
adjusted.
generated
syn_c
of 50

This

by

amplilier

ohms.

sync

signal

U7B

monoslable

provides

who

reference

signal

has fixed

multivibrator.

suitable

with

width

power

respect

ol SOnb.

Transistor

levelto

to

delay

This

signat is

e7 is

dfve output

:

:

is

13

Section

7

Tiouble Shooting

For easy
ing chart is
point

Sr.

No.

1.

rrouble

lo be checked.

Obseruations

No Output at
X'talmode
lnt. Rate

shooting

provided.

LikelyFaults

1. No. Mains

/

2.

3.

4. Divider Circuit

5. Monostable

6. OutputAmplifier

instrumenl a detailed

of the

This contain observation

Supply

Regulated supplies

+15V

+5V &

lOMHzcrystal

frequency

likely faults & test

Points to be Checked

Check
panel.

Check
pin

3 of

lC U1 +15V.
Check

frequency at
of lC U6.

Gheck all
(i.e.

from

'lHz)

lC as

of
Check

& rc u7A
check Int out at
of lC 26502.

Check transistor Q2
to

Q6

trouble

fuse
DC

lG

1OMHz

the frequency

10MHz to

at respective

per

lC U6

(26502)

per

as

shoot-

rear

on

voltages at

+5V,

U2

pin

no. 10

pin

diag.

ckt.

(741504)

pin

ckt. diag.

6

2.

Trigger

Ext.
Circuit

Manual
Tdgger

No. SYNC.
Output

tc74LS132
1C741S04

Push Switch

&

lc u3

Transistor Q1,

Diode D1

't4

Check
atpin6oflCU3&
pin

Check
rc

Check
(2N2369)
(1N4148).

externalsignal

lC

2 of

u3

U6.

push

switch

(74HC132)

Transistor

& Diode

&

Q1.

D1

Section

8

ROTSf-2PtT

stt

Circuit

ioTst-2F f

stSA

Diagrams

Fig.1

r*fl.r.

Pulse Gen. Sw. Ckt.

t

Fig.2

afi

E

5;r

et

;

Pulse

Gen.

Main Board

16

(Sheet

1 of 3)

(e

lo

teaqS)

Z

preog

utBW'ueg

estnd

e

'6U

99 Washington Street
Melrose, MA 02176

Phone [phone]
Toll Free 1-800-517-8431

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Fig.4

Pulse

Gen.

Main Board (Sheet

18

g

of

Jt