Epson L90P - TM Two-color Thermal Line Printer Manual de usuario descargar pdf (Pagina 108)

BREAKTHROUGH

ELECTRONICS

CALCULATING

Still

plodding through

math

and

electronics problems

the

slow

pencil- and -paper

way?

Smash the paperwork

barrier with

this

new Electronics Slide

Rule.

Even

if you've never used a slide rule before, you can

whiz

through resonant

frequency calculations

and

inductive or

ca-

pacitive

reactance

problems.

You can find reciprocals for

resistance

formulas instantly.

You

can even

locate tricky

decimal points

in a jiffy.

You can also

work regular

math problems

in a

flash: multi -

plication...division...square

roots ...logarithms...trigonometry.

Anyone can use

this sturdy 12 -inch, all

-metal slide rule.

We show

you how

with

our

complete 4- lesson instruction

course. Slide

rule, course, and

handsome leather carrying

case deliberately

priced low as our

way of making friends

with men in Electronics. FREE booklet gives

full details.

Mail

coupon below today.

MAIL

THIS

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CIE

Cleveland

Institute of Electronics

1776 East

17th Street. Cleveland,Oh,o

44114

Please send me your

FREE booklet describing

the Elec-

tronics

Slide Rule and

4- lesson instruction

course. Also

FREE

if 1 act at once -a

handy pocket -sized

Electronics

Data Guide.

NlmC

Address

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State

Zip

MEASE

PRINT)

PE-155

CIRCLE

NO. 10 ON READER SERVICE PAGE

Live Better Electronically With

1969

Catalog

690

FREE!

Now

OFF PRESS

BETTER THAN EVER

Over

500

Pages

Stereo

-Fi Citizens

Band Ham

Gear Tape

Recorders

Test Equip-

ment

TV and Radio Tubes

and Parts

Cameras

Auto Accessories Musical

Instruments

Toois

Books

Featuring

Everything in Electronics for

HOME

INDUSTRY

LABORATORY

from

the "World's

Hi -Fi

& Electronics

Center"

LAFAYETTE Radio

ELECTRONICS

Dept.

35049

P.O. Box

Syosset, L.I., N.Y. 11791

Send

the

FREE 1969 catalog 690.

35049

Name............ _-..._...__._-

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CIRCLE NO. 20 ON READER

SERVICE PAGE

PRODUCTS

(Continued

from

page

24)

signal comes in the strongest.

No physical

wire connections

between the

cigarette -

package -size converter

and receiver

are re-

quired.

The converter comes equipped with

one or two

plug

-in crystals

that

are

cut to

the frequencies for local

police

and

other

emergency

broadcast services.

Circle

No. 87

Reader Service Page

115

PORTABLE

SOLID

-STATE

TAPE

RECORDER

For

the

first

time

in any portable

tape

re-

corder, Sony's new

"Servocontrol"

Model

800

-B incorporates

a built -in condenser

elec-

tret microphone with an IC amplifier. Other

refinements

include

a 15/16 in. /s

speed,

built -

speed-

tuning control

that enables

varispeed

motor

tuning,

and

switch

facilities for a

choice

between manual

and

"Sonymatic"

re-

cording.

The 800-B is

also equipped

with a

cardioid

microphone

for

hand -held and remote stop

/start

use. The re-

corder

can

be operated

line or battery

power,

has a 5" tape

reel capacity,

and is

equipped

with a

meter

and

digital

tape

counter.

Technical specifications:

from

common low of 30

18,000 Hz at 71/2 in. /s,

13,000 Hz at 3"k in.

/s,

7000

Hz at 1 in.

/s,

and

4000 Hz at 15/16 in. /s frequency

range;

0.2%

less wow and flutter on all speeds

ex-

cept

15/16 in./s;

-dB

signal

-to -noise ratio.

Circle

No. 88 on

Reader Service Page 15 or

115

CB TRANSCEIVER

AND VHF FM RECEIVER

Lafayette Radio Electronics' new Model 150

"Telsat"

actually a

reliable

CB trans-

ceiver

and a VHF

FM police-

and

fire

-band

receiver

housed

a single unit. To provide

top sensitivity

(0.7 µV on CB

and

less

than

VHF

FM) and five

-watt input power

with

100% modulat-

ed output

on all

channels,

the

Tel-

sat employs

a pro-

fusion of solid

-state

devices, including

and

a FET. The

system

can

be operated on

any

12 -volt

d.c.

source -whether

positive or

negative ground

-or from

line

power

with

an optional

a.c.

power supply.

The CB

section contains

built -in

TVI

trap

and a socket

for

Lafayette's

Priva -Com

IIIA Private

Tone Caller.

The

VHF

FM (150 -174

MHz) receiver section

per-

mits manual tuning

of the entire

band and

has

two

switch

-selectable

crystal positions

for

reception of local

U.S.

Weather

Bureau

broadcasts.

The

Telsat

is supplied with all

CB crystals :Ind a

mobile mounting

bracket.

Circle

No.

89 on

Reader Service Page

15 or 115

1 2 ... 103 104 105 106 107 108 109 110 111 112 113 114 115 116

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