Collins KWS-1 Manuel d'utilisateur télécharger pdf (Page 14)

MM-2 MICROPHONE

The Collins

MM-2 includes

a high

impedance reluctance

microphone

and single

earphone

which can be

used i[ either

a fixed station

in-

stallation or

with a

mobile unit.

The MM-2

has a

frequency rc-

sponse from

100-7,000

Hz and an

output level

of 50

db. In mobile

use,

the ealpiece

and microphone

unit

permit

the

driver to

operate

his

car

with both hands

while

car-

rying

out radio

voice

communlca-

tion.

Although

it

weighs only 372

ounces

(0.099

kg),

the Collins

MM"2

is built

to

withstand

the

strenuous

demands

of

dailY mobile

operation.

Its

microPhone

boom

has a 360'

adjustment

making

it

possible

to angle the

mike

to the

best

pickup

position.

The

MM-2

Microphone

has a

magnetic

stray

field shield

to exclude

unwanted

noises.

For optimum

reception,

an

adjustable

tone arm

in the

MM-2

pipes

sound

directly

into the

oper-

ator's ear,

but does

not cover

the

ear

as conventional

earphones

do

The MM-2

is

equipped

with both

mike and

phone plugs.

!

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.

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DESK

TOP I.'ICROPHONE

The Collins SM-3

is a slender

gray

and

brushed

chrome

desk-top unit

that blends

with other Collins

sta-

tion

equipment.

Featuring a

Push-

to-talk switch

built

into the

rub-

ber-isolated

base, the

SM-3's omni-

directional

chamcteristics

provide

excellent

transmission.

Its frequen-

cy

response-200-3000

Hz-match-

es that of the S/LiDe

and

the

KWM-2A.

It has an

output level

of

-53

db. It is equipped

with a

five-foot Koiled

Kord; the swivel

permits

vertical

adjustment

of

60

degrees,

CC-2 CARRYING

CASE

The

CC-2

is

designed to

hold the

components

of a

portable

Collins

SSB or CW

station.

The KWM-2A

plus

the PM-2

Power Supply,

the

KWM-2A

alone, the

30L-1, or

the

51S-l can

be tnnsported

in the

case.

The CC-2

is adapted

from

the Samsonite

Silhouette

and in-

cludes a shock-resistant

interior.

Weight:

9.5

lbs.

(4.31

ke) empty.

CC-3

CARRYING

CASE

The Cc-3

is

a specially

built case

fot

accessory

components

of a

portable

Collins

SSB

or CW

sta-

tion.

The CC-3

has the

same styl-

ing

features

as the CC-2.

A molded

interior

allows

the CC-3

to accom_

modate

a 3128-5

(or

3128-4)

Sta-

tion

Control

Console,

a 516E-2

(28

v dc)

or MP-l

(12

v

dc)

Power

Supply,

a

637T-2

DiPole

Antenna,

as

well

as a

suPPlY

of

spare

tubes

and

fuses.

Weight:

10

lbs.

(4.54

kg)

empty.

as indicated

by a flequency-cali-

bfated dial. A

built-in ferrite

balun

lransforms the

balanced dipole

cir_

cuit to 50 ohms

unbalanced.

CP-l

CRYSTAL

PACKET

The

CP-l

contains a set of crystal

grippers

and all

the crystals for

operation

of the S/Line

receiver,

the S/

Line transmittei-

or the

KWM-2A, throughout

the

com-

plele

operating range. Crystals

not

srLpplied

for the range of

5.0 to 6.6

MHz and

those already

provided

with the equipment.

The

Packet

is of a

waterproof

plastic

contain-

ing a

pouch

for

each crystal

and

one for the

grippers.

The complete

packet

can be fastened into

the

CC-2 Carrying Case.

440E.' CABLE

The 440E-l is similar to

the cable

supplied with the Collins 351D-2

Mobile

Mount.

This cable is used

to

connect the KWM-2A with the

MP-1 or 5l6E-2

Power Supply

when the mobile mount is not

used.

44OF-.I CABLE

The 440F-1 is five feet in length

and can be used to connect either

the S/Line or the KWM-2A to

the 516F-2 Power

Supply, allow-

ing

the 305-1 to be

placed

a

great-

er distance

from the S/Line and

permitting g.eater

flexibility of

fixed station installations.

637T-2

ADJUSTABLE

DIPOLE

ANTENNA

The Collins

637T-2

antenna

ls an

adjustable

wire unit

developed

for

portable

HF

installations.

Weigh-

ing less

than

five

Pounds,

the an-

tenna

can

be erected

bY

one man.

'fhe

637'l-2

operates

in the 3.4-

to

30-MHz

range.

The

antenna con-

sists of

two reels

of

PhosPhor-

bronze

wire rope

stored

in

a

cylind-

rical

housing.

For oPer'atlon

at a

particular

frequency,

the ropes are

pulled

out to

the correct

length

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