Shure M75E-95C 7 User Manual

222
HARTREY
CODE
AYE
EVANSTON.
312/328-9000
ILL.
160204)
..
9
CABLE
SHUREMIC'RO
U.S.A.
DATA
SHEET
GARB-A-MATIC'B
FOR GARRARD
AUTOMATIC TURNTABLES
FREQUENCY RESPONSE:
OUTPUT VOLTAGE:
CHANNEL
SEPARATION:
CHANNEL BALANCE
RECOMMENDED LOAD IMPEDANCE:
INDUCTANCE: D.C. RESISTANCE: STYLUS MODEL
N75E:
TRACKING FORCE:
REPLACEMENT STYLUS:
Model M75E-95G is a high qua!ity elliptical stylus Stereo phono cartridge mounted in provide a scratch-proof bounce-proof, teature to the operation
of
fically for the Garrard SL95 Automatic Turntable.
The elliptical stylus cartridge is spring mounted in the pickup head. A maximum needle force of face will cause either the plastic safety bumper
cartridge in contact with the record surface and thereby protect the record
from needle scratches and protect the needle itself from damage.
Perhaps the most desirable advantage of all 95G makes it possible to pperate the turntable
where adverse conditions as aboard a ship during where modern dancing
which shaky
cause niistracking of the cartridge.
:
an automatic turntablk. The Model M75E-95G
of
the record. Forces in excess of approximately 2 grams
or
a
changer normally will not work well. These include such
floors
SL95
SPECIFICATIONS
MODEL M75E-95C 7"
From 20 to 20,000 Hz.
5.7 millivolts per channel at cm/sec.
Nominally over 25 db
Within 2 db of each other
47,000 ohm (per channel) 720 millihenries
630
ohms
Replacement : Grip Color-Yellow ELLIPTICAL SHAPED DIAMOND TIP
,0007
inch
.0010
inch (25.4 microns) between points
of contact with groove.
.0002 inch (5 microns) side contact radii
1%
grams maximum
N75E
a
retractile safety suspension system
the plastic bumper in the stylus grip to come
is
done; and, in general, in any area in
or
unstable phonograph supports will normally
§TTEREO DYNETIC
PHONOGRAPH
HEAD
ASSEMBLY
fT'-;*
at
1,000
(17.8
microns) frontal radius
is
1%
grams
is
at
is
a
CARTRIDGE
<,$
p)]
'~
@*
~
Id
'?
1P/
I
Lip
1,000
Hz. at
Hz.
designed speci-
exerted on the
the rear
that the M75E-
storm; in rooms
~p
situations
of
the
INSTALLATION
For
Automatic and Manual Play.
1.
Remove present pickup head and insert Shure Model into phono arm. Care must be taken in removal and inserting of the pickup heads not to cause damage to the stylus,
disturb the position of the leads.
2.
Set stylus force indicator to
3.
Balance arm as per Garrard instructions and set stylus force
indicator in the range of In this case, the clearance from the record surface to the plastic safety bumper at the rear of the cartridge will be between tion should be maintained even if it is necessary to adjust the be necessary due to the tolerance buildup in certain arm8 plus slight inaccuracies in the arm-balancing process.
NOTE:
ance records on the turntable.
416''
to
$gn.
This range in recommended playing posi-
1%
gram setting on the arm indicator: slightly. This may
If
it is desired to play a stack of five records, the Clear-
of
the safety bumper should be measured with
Sugges%Ecws
To
clean the stylus, use a camel's-hair brush (No. 2 size smaller) dipped lightly in alcohol. The alcohol will remove any sludge deposits which may have coated the stylus tip. The brush bristles should be trimmed to
Always
brush the stylus with a forward movement from the
(terminal end of the cartridge) to The front. Never brush
the stylus from front to back
1%
for
"0."
to
1%
grams.
Cleaning
a
or
Your
SPylus
length no longer than % inch.
side to side.
or
THREE
rear
or
wipe
,/
5
to
to
or
EASY
STYLUS
CAUTION: The position of the leads inside the pickup head shell is extremely important in maintaining proper tracking force and proper operation of the cartridge-head. assembly. The leads have been positioned at the factory leads should not be disturbed.
SAFETY
BUMPER
REPLACEMENT
STYLUS
REPLACEMENT
for
optimum performance and the
SPECIAL NOTE: The Dynetic stylus assembly used in these car­tridges is the most critical component. performance standards placement stylus you buy bears the following certification on the package Shure Brothers, Inc.”
Avoid inferior imitations. They will seriously degrade the per­formance of your cartridge. All genuine “Dynetic” styli are manufictured by Shure Brothers, Inc.
LABORATORY TEST FINDINGS: (Note: The following stylus test findings of the Shure N3D stylus are an example of the close scrutiny Shure pays to all imitation Shure Dynetic Styli.) Shure laboratory tests show that the imitation stylus assemblies labeled as replacements for the Shure Model N3D Stylus Assembly vary drasticallv in imoortant Derformance characteristics. the compiiance Taried frbm a 1,ow 0.9 to
9.0
grams to track a record with a low compliance stylus and grams with a high compliance stylus. The high compliance‘ stylus retracted at drag on the record surface. therebv beccminz inooerative. Re­sponse
at
5.5db peak to a drop of 7.5db. Separation varied from ”good” (27db) to “poor” (16.5db) at ikc. These figures reveal that there is very little consistency in performance characteristic of the imitation Dynetic Styli.
In each of the categories shown above. good to poor. Shure performance standards for the Shure N3D Stereo Dynetic Stylus. In addition to records show that an increasing number of Dynetic Phono Car­tridges are being returned because of poor performance-and our examination has disclosed that most of these returned cartridges are using imitation Dynetic Styli.
CONCLUSION we cannot guarantee that the performance of Shure Dynetic cartridges will meet the published Shure specifications. Accept no substitute.
The Stereo Dynetic Head Assemblies and Stereo Dynetic Styli are guaranteed to be free from electrical and mechanical defects for one year from the date of shipment from the factory, provided all instructions are com lied with fully. The Guarantee does not cover stylus wear, nor bly from abuse
RECOMMENDED
:
“This Dynetic stylus is precision manufactured by
4
grams needle force, allowing the cartridge case to
high frequency (relative
As a matter of fact, only
pur
:
Obviously, if
or
mishandling.
service Protec)icn-AccidentaI
Shure Dynetic Styli will withstand long, continued usage. How­ever, if stylus assembly should be damaged due to accidental mishandling, and diamond tip is still intact, return the stylus assembly to the factory for servicing and testing to original per­formance standards at price
is
direct address shown below. (Prices proportionately higher in Canada.) Please enclose a check assembly.
Return Stylus to: In Canada return stylus to Shure Brothers, Inc.
222
Evanston, Illinois 60204 Acincourt. Ontario U.S.A. Canada
PATENT NOTICE: Manufactured under U.S. Patents 3,055,988, 3,077,521 and 3,077,522. Other patents pending.
Copyright 1968 Shure Brothers, Inc. Printed in U.S.A. 27A490 (3-68)
only applicable when the customer returns the stylus
to
the factory
IIartrey Avenue 285 Yorkland Boulevard
in
PLAYING
of
your cartridge, be certaln that any re-
teqt findings, our Service Department
any
CMaran*@@
Joe,
it
cover damage to the stylus assem-
POSITION
To
maintain the original
For
a
high of 11.5, requifing
to
the lkc level) ranged from
the results ranged from
10%
of the samples met the
imitation Dynetic Stylus is used,
examole.
Damage
a
nominal service charge of
Evanston.
for
In
Canada, send
the service charge with the returned
A.
C. Simmonds and Sons, Ltd.
$6.00.
to
Canadian
This
:
2
a
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