Shure M993ED User Manual
272
HARTREY AYE.
AREA
CODE
TWX: 910-231-0048
EVANSTON
312/866-2200 . CABLE:
IL
60704
SHUREMICRO
TELEX:
U
S.A
72-4381
THE PREMIER FAMILY OF STEREO SOUND REPRODUCERS
MODEL M993ED
STEREO
DYNETIC@
PHONOGRAPH CARTRIDGE
CARTRIDGE SPECIFICATIONS
to 20,000
FREQUENCY RESPONSE:
OUTPUT VOLTAGE. 6 2 mill~volts* per channel at 1,000
lpeak recorded velocity
STYLUS:
TRACKABILITY: At 1 gram tracking iorcc in cm/sec peak recorded
(Higher stylus forces within specied range improve Trackability.)
TRACKING FORCE:
CHANNEL SEPARATION
CHANNEL BALANCE: Within 2 dB
NET WEIGHT:
INDUCTANCE: 720
DC RESISTANCE: 630 ohms
OPTIMUM LOAD:
farads
ohms
tance includes both tone arm wiring and amplifier input circuit.
**Tracking forces greater than maximum indicated should not be used.
FOUR-CHANNEL: This Stereo
four-channel matrix systems.
MONOPHONIC OPERATION: Set function switch on amplifier to "MONO"
or
right channels in parallel.
CONNECTIONS (see Figure
ground (usually green) to
left ground (usually blue) to
hum,
from the right channel ground by the removal of the ground tab.
CAUTION: Do not make solder
connection to cartridge terminals.
STYLUS REPLACEMENT (see Fig-
ure 2): Grasp molded housing of
stylus and gently pull forward
out of cartridge. Insert replace-
ment stylus into socket and press
until housing mates with cartridge
ca,e.
MCUNTING [12.7 mm
mounting centers]:
Mounting screws are provided.
1.
2
3.
4. Reinsert stylus (see Stylus
Biradial (Elliptical)
Side
cuntdc~ Radius:
Frontal Radius:
Grip Color: Yellow
Replacement:
velocity
6.2
capacitance per channel. Load resislance can be up to 70,000
total
w~th almost no audible change in frequency response. Total capaci-
'Output
voltagzgiven lor stereo cut record. For MONO cut record,
output voltage at both
w~ll be 71% of f~gures above.
"A+B."
Remove stylus guard and stylus
(see Stylus Replacement).
Connect leads to cartridge (see
Figure
Lay cartridge in shell and align
mounting holes on side of cartridge with holes or threads in
shell. Follow turntable manufacturer's instructions to mount
cartr~dge in tone arm or plug-in
shell.
placement).
Copyright 1980, Shure Brothers Inc.
27A1577 (TE) Printed in U.S.A.
If amplifier is not equipped with this switch, connect lelt and
remove the ground tab. The metallic cartridge shield is disconnected
1).
From 20
5
microns LO002 in.)
18 microns
N75ED TYPE
-
Hz
'18 cm/sec
-
25 cm/sec
400 Hz
1,000
10,000 I-iz - 14 cm/sec
:%
to grams*'
(minimum):
grams
niillihenries
47,000 ohms resistance in parallel with 400 to 500 pico-
let1 channel and right channel cartridge terminals
Dynetic@ cartridge is compatible with all
1):
Right "hot" lead (usually red) to "R," right
"RG."
Left "hot" lead (usually white) to
"LC."
(1/2
in.)
Rc-
Hz
Hz
at 5 cm/scc
(.0007 in.)
2
20 dB al 1,000
If metal head is causing ground loop
LEFT
",;",yhk,
1'
Hz
FIGURE
FIGURE
"L,"
RIGHT
CHANNEL
TERMINAL
GROUND
RIGHT
CHANNEL
GROUND
TERMINAL
GROUNDED
TO
CASE
1
2
TAB
2
size
RECOMMENDED STYLUS CLEANING: Use a camel's hair brush
or smaller), trimmed to approximately
an alcohol-distilled water
stylus damage or corrosion. Always brush stylus from back to
brush or wipe stylus irom front to back or side to side.
TO
PRESERVE STYLUS LIFE:
1. Follow turntable or tone arm instructions when adjusting ant~skating
force.
2. Do not handle the tone arm while it is in operation since this may
caube the arm to sweep across the record.
3.
If ~t is necessary to manually place the tone arm in the record groove
while turntable is rotating, release it as soon as the stylus engages the
record groove.
4. Correct improper set-down adjustment or malfunction of the turntable
changing
turntable or record. Do not stack more records than turntable manufacturer recommends.
5.
Take.care to properly insert the stylus into the cartridge assembly and
the
6.
Use proper vertical tracking force setting for each cartridge.
7.
Do not use badly warped, cracked or imperfect records.
8.
When dusting the
SPECIAL NOTE: To maintain
cartridre, be certaln that anv reolacement stvlus vou buv bears the follow-
lng ce:iflcation on the package. "Th~s Stereo Dynetic6 stylus is prec~sion
manuiactured by Shure Brothers Inc." AVOID INFERIOR IMITATIONS. THEY
WILL SERIOUSLY DEGRADE THE PERFORMANCE
ALL
BROTHERS INC. LOOK FOR THE NAME SHURE ON THE STYLUS GRIP.
For more information on your Shure stylus, write for booklet:
the Small World of a Stylus."
FULL ONE-YEAR WARRANTY: Shure Brothers lncorporated ("Shure"),
222 Hartrey Avenue, Evanston, Illinois 60204, warrants to
product that it will be
and
retain proof of date of purchase. Shure is not
damages.
fully repack the
If you are not in the United States, return the unit to your dealer or
Authorized Service Center for
and returned to you
you may elect to receive a refund. This warranty does not include stylus wear.
PATENT NOTICE: Cartridge and stylus manufactured under one or more
of the following U.S. patents:
mechan~sm to prevent the stylus from str~king the edge of the
cartr~dge and shell assembly into the tone arm receptacle.
GENUINE
materials
for a period of one year from date of purchase. You should
If this Shure product has any defects as
solution.
turntable protect the stylus with the stylus guard.
,,UYNCTICO,,
free, In normal use, of any defects in workmanshlp
unlt and return it prepaid to:
Shure Brothers lncorporated
Attent~on: Service Department
1501 West Shure Drive
Arlington Heights, Illinois 60004
promplly, and if it cannot be repaired or replaced,
6
mm (1/4 in.), dipped in alcohol or
Commercial cleaning solutions may cause
the or~g~nal performance standards of your
STYLI
repalr. The unit will be repaired or replaced
3,055,988,
, ,
ARE
3,077,521, 3,077,522, and 3,463,889.
OF
MANUFACTURED
llable for any consequential
descr~bed above, care-
(No.
front; never
YOUR CARTRIDGE.
BY
SHUKE
"A
Visit to
:he owner of this
Manufactured
222
by
Hartrey Avenue, Evanston,
Shure Brothers Incorporated
IL
60204
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