Shure HiTrack M91E Datasheet

222 HARTREY
AVE..
EVANSTON.
IL.
60204
U.S.A.
MICROPHONES A N D ELECTRONIC COMPONENTS
& R I A C O D 6 112 866.2700
.
C A B L E ' S h
JHEMICRO
. . - . . -
~
--
T W X :
910-231-0048
TELEX:
72-4381
THE PREMIER FAMILY OF STEREO SOUND REPRODUCERS
MODEL M91E
STEREO DYNETIC@
m-7RACK
PHONOGRAPH CARTRIDGE
EASY-MOUNT
CARTRIDGE AND STYLI SPECIFICATIONS
t o p t i o n a l
78
rpm Stylus: Set amplifier to "MONO" o r "A+B."
'Output voltages given for stereo cut record. For M O N O cut record,
output voltage at both left channel and right channel cartridge terminals
w i l l be 71% of ilgures above.
**Track~ng forces greater than maximum indicated should not be used.
NET WEIGHT: i h granis
INDUCTANCE: 720 millihenries
DC RESISTANCE: 630 ohms
OPTIMUM LOAD: 47,000 ohms resistance i n parallel with 400 t o 500
rjirotarad.; total capacitance per channel. Load resistance can be up to
79,000 ohms with almost n o audrhle change in frequency response. Total
capacitance
~ncludes both tone arm wiring and amplifier input circuit.
FOUR-CHANNEL: This Stereo DyneticO cartridge is compatible w i t h all
tour-chaoriel matrix systems
MONOPHONIC OPERATION: Set i u n c t ~ o n switch on amplifier to "MONO"
or "A+B." I f ampl~fier is not equipped with this switch, connect left and
right channels i n parallel.
CONNECTIONS (see Figure 1):
R ~ g h t "hot" lead (usually red) to
"R," right ground (usually green)
to "RG." Left "hot" lead (usually
w h ~ t e ) +o "L," left ground (us-
CI ! ~ N' : E
ualiy blue) to "LG." I f metal head
GROUND
-
CHANNEL
is causlng ground loop hum, re-
move the ground tab. The metai-
lic cartr~dge shield is d~sconnect-
ed irom the right channel ground
by the removal of the ground tab. FIGURE . X
CAUTION: D o not make solder
connections to cartr~dge terminals.
STYLUS REPLACEMENT (see Fig-
ure 2): Grasp moltled housing of
stylus and gently p u l l forward out
of cartridge. Insert r e ~ l a c e m e n t
stylus intu socket and press u n t ~ l
housing mates with cartridge case.
"EASY-MOUNT'MOUNTING
[12.7
mm (1/2 in.) mounting centes]:
Mounting screws are provided.
1. Remove stylus guard and stylus
(see Stylus Replacement).
2. Remove cartridge from snap-in
bracket (see Figure 3).
3. Attach bracket t o tone arm
head o r plug-in shell in ac- FIGURE 2
cordance w i t h turntable manil-
facturer's insLruction%. Generai-
Iy,
,he top of the bracket
U-S"ELC' OF CARTRIDGE MUST BE FLYCL:
"NOES 'AR OF BRACKET BEFORE O C I I W
CARTRIDGE
BUW IN
should be flat the top
\
BUMP
IN FRONT
HOLE 01 B R A C I C I HOLt
OFBR*-CK:T-
of the head or shel!. ' \
, / '
4. Connect leads to cartridge (see
$$:fr-$
Figu.2
11.
5. lnseri cartridge inro snap-in
- - - . -
j
-q+'
ti&!
bracket (see F~gure 3 ) .
liIi~
HERE W ~ T H THUHBNAIL
FON
RLYDVAL
6. Reinsert stylus ;sob Stylus Re-
or
CIIRTRIDDE FROM
enAcXET
placemen!). FIGURE 3
HECOMM~h:01: :' ; YLUS CLEANING: Use a camel's hair brush (No. 2 size
.it.;
~o approximately 6 mm (1/4 in.), dipped in alcohol o r or s r B ~ a / ' ~ r :
an alc.ilinl-:
.;i:?d wa!er solution. Commerc~al cleaning solutions may cause
stylus darnat-
or
corrosion. Always brush stylus from back t o front; never
brush o r wtpe stylus from front to back o r side t o side.
TO PRESERVE STYLUS LIFE:
1. Follow turntable o r tone arm instructions when adjusting antiskatir~g
& ?
$3
$ Q 5 &
force.
2. D o not handle the tone arm while i t is i n operation since this may
cause the arm to sweep across the record.
3. l i i t 1 s necessary to manually place the tone arm in the record groove
while turntable is rotating, release i t as soon as the stylus engages the
record groove.
4. Correct improper set-down adjustment o r malfunction of the turntable
changing mechanism to prevent the stylus from s t r i k ~ n g the edge o f the
turntable o r record. D o not stack more records than turntable manufac-
turer recommends.
5 . Take care to properly insert the stylus into the cartridge assembly and
the cartridge and shell assembly into the tone arm receptacle.
6. Use proper vertical tracking force setting for each cartridge.
7. D o not use badly warped, cracked o r imperfect records.
8. When dusting the turntable protect the stylus with the stylus guard.
SPECIAL NOTE: To maintain the original performance standards o f your
cartridge, be certain that any replacement stylus you buy bears the fol-
lowing certification on the package: "This D y n e t ~ c B stylus is precis~on
manufactured by Shure Brothers Inc." AVOID INFERIOR IMITATIONS. THEY
WILL SERIOUSLY DEGRADE THE PERFORMANCE OF YOUR CARTRIDGE.
ALL GENUINE "DYNETIC@" STYLI ARE MANUFACTURED BY SHURE
BROTHERS INC. LOOK FOR THE NAME SHURE O N THE STYLUS GRIP.
For more information on your Shure stylus, write f o r booklet: "A Visit t o
the Small World of a Stylus."
FULL ONE-YEAR WARRANTY: Shure Brothers lncorporated YShure"),
222 Hartrey Avenue, Evanston, Illinois 60204, warrants to the owner o i this
product that i t w i l l be free, i n normal use, of any defects i n workrnansh~p
and materials for a period of one year from date of purchase. You should
retain proof of date of purchase. Shure is not liable for any consequential
damages. I t this Shure product has any defects as described above, care-
fully repack the unit and return i t prepaid to:
Shure Brothers lncorporated
Attention: Service Department
1501 West Shure Drive
Arlington Heights, Illinois 60004
I f you are not i n the United States, return the unit to your dealer o r
Authorized Service Center for repair. The unit w i l l be repaired o r replaced
and returned t o you promptly, and if i t cannot be repaired o r replaced,
you may elect to receive a refund. This warranty does not include stylus wear.
PATENT NOTICE: Cartridge and stylus manufactured under one o r more
of the following U.S. patents: 3,055,988, 3,077,521, 3,077,522, and 3,463,889.
Copyright 1981, Shure Brothers Inc.
27A1243 (UB) Printed in U.S.A.
N91E
5 X l 8 p
( 0002 X
0007 In
)
Blradlal
( E l l ~ p t ~ c a l )
~~
N91G
15
microns
( 0006 ~n )
Spher~cal
N91 31.
64 mlcrons
( 0025 ~n )
Spher~cal
Black
Gray
Dark
Green
5 0 1nV
-
5 0 nlV
- .
6
2 mV
20 to
20,000
Hz
20 to
20.000
Hz
20 to
20,000
Hz
wlth~n
2 dB
w~thrn
2 dB
-
25 dB
at
1 kHz
25 dB
at
1 kHz
-
3/4
to
1y2
grams
-
3/4
to
1v2
grams
1%
to 3
grams
400 HZ - 20 cm/sec
1,000 Hz
-
28 cm/sec
10,000 Hz
-
18 cm/sec
at 1 gram
- - - - - -
400 Hz
-
20
C ~ / S ~ C
1 0 0 0 HZ
-
28 cm/sec
10,000 Hz - 18 cm/sec
- at 1 gram
- ---