Pioneer PL-61 Brochure

rJIONEEJI'

pkffi$x

professional-type

A

featuring a

x1O speed

stereo

DC

turntable for

servo brushless

quality

home

Hall

music systems,

Motor.

has few mechanical

lor it

friction

parts.

The turntable

powers

it

is its equal
control,
ally. lt also

tonearm

type
stray
frequency range
records. Complete
diamond
ever demanded

Pioneer.

from

in

so that

employs the S-shaped

with magnetic anti-skating

capacity cord

for the sound reproduction

stylus, the PL-61

in

It

prevent

to

induced magnet

with

is everything

prolessional

a

lealures an

may be achieved
high sensitive

signal

turntable.

electronic servo

device

loss in

of
type cartridge
the audiophile

electronic-

static-balance

and a

the very high

four-channel

Available

low

and

has

only

PL-EiT

UNIQUE

In
ing devices such as brush

cal type.

kind
in very

tion formula''for these devices

only
improved
advantages
causes
useful
exception

motor

a high signal-to-noise

BRUSHLESS DC SERVO HALL

a conventional

In the PL-61 , they are

of semiconductors

expens.ive

made

their

no electric

lile since

of the

of the PL-61

DC drive-motor of most turntables, switch-

or

that

electronic applications. A

Hall elements

high output

the Hall motor are

of

it has

bearings. The use of

possible

mechanical noise. lt has a longer,

or

no mechanical friction

is responsible for

,

ratio and outstanding durability.

commutator

have been

voltage

MOTOR

are of

Hall

elements,

used heretofore

invented

for

many: it

by Pioneer

practical

characteristics,

has large torque,

Hall

minimum vibration,

the

mechani-

an unusual

produc-

mass

has not
but has

uses,

too. The

parts

with the

elements

only

in the

POLISHED
Contributing
PL-61 is
drive
polished
then
mission,
choice of
can
signal-to-noise

ELECTRONIC
ln conventional
plished
the turntable
is accomplished electronically by electronic
speed control
33-1/3

POLYURETHANE

the extremely low wow and flutter

to

the use of a

to the aluminum turntable. The belt is

motor

for long

its materials are

and so

quality

unusually

offer

by changing

and 45rpm.

hours to assure an

that it is unaffected by aging or heat. This
materials is another reason why the PL-61

ratio.

SERVO CONTROL

turntables, changes of speed

platter

within

pr(r,'Ja(=r1

x40 sPEeD

taoroF

HALL

polyurethane

totally homogenized for smooth trans-

low distortion with a better than 55dB

the diameter

surface.

+2"/"

BTLT

belt, which connects the

thickness,

even

pully

a

of

In the PL-61 , this speed change

accuracy is

--f;

@ln!

C,t-

_-

]?

located beneath

possible

==

-=

of the

precisely

and

are accom-

circuits, and

for

both

x10 SPEED

Because
speed,
45rpm
table

the rotation of the
compared
of the turntable

is extremely

responsible

it

employs

the conventional and highly-accurate belt-drive

system.

ROTATION

(ULTRA-SLOW

with the necessary

platter,

low. Again, the use

for

ultra-slow drive motor,

this

MOTOR)

only

of 33-1 /3 and

motor

DRIVE

the PL-61 is

of

speed

motor vibration of theturn-

Hall

of

elements

though

even

x10

is

ELIMINATES FREQUENCY
The motor in the PL-61

to

need
move
the outer
and 60Hz

HIGH SENSITIVE

Smooth

by

V-shaped supporter. Used

capacity cords,
cartridge to amplifier.

change frequency

from

one area to another.

part

position,

operation

the new high sensitive support

turntable

of

SUPPORT.TYPE

the tonearm delivers an accurate signal

guarantees

and

free

of

is the DC

vibration is

in

CHANGING

type and thus there

between 50

A stroboscope,

platter,

combination

indicates

frequency

TONEARM

ensured

tonearm, that employs

or 60Hz when

engraved

both the

accuracy.

with the PL-61

with the low

is no

you

on

50Hz

a

stray

from