Shure M71C Datasheet

222 HARTREY
A V E . ,
EVANSTON, l i .
60204
U.S.A.
AREACODE312/328.9000
.
C A 8 L E : S H U R E M I C R O
MODEL M71C
DATA SHEET
EASY-MOUNT
STEREO DYNETIC@
PHONOGRAPH CARTRIDGE
SPECIFICATIONS
M71 AND M73 CARTRIDGE SERIES
N71 AND N73 STYLI SERIES
Model Diamond Stylus
Number Replacement
5
cm/sec.)
~
~~-
Side Contact Radius:
.0004" (.010 mm)
Frontal Radius :
.0007" (.018 mm)
M71-6 NB71-6 Radius:
/
6.2 ~nillivolts
1
Beige
1
l?b to
3
/
,0006" (.OX mm)
-
*The N75-3 stylus may be used to reproduce the standard
78
rpm records. I n this case, the amplifler should be set to "Mon-
aural" o r "A+B."
T R A C K A B I L I T Y :
M71EB a t a stylus force of 1% grams
400 Hz.
-
14.3 cm/sec.
M71-6 a t a stylus force of 1% grams
400 Hz.
-
14.3 cm/sec.
M71C a t
a
stylus force of 3 grams
400 Hz.
-
14.3 cm/sec.
M73G a t a stylus force of
1
gram
400 Hz.
-
14.3 cm/sec.
I I I
I
Higher stylus forces within specified range improve trackability.
FREQUENCY RESPONSE: From 20 to 20,000 Hz.
C H A N N E L SEPARATION:
More than 20 d b a t 1,000 Hz.
RECOMMENDED L O A D IMPEDANCE: 47,000 ohms per channel
INDUCTANCE: 720 millihenries
D.C. RESISTANCE: 630 ohms.
MOUNTING:
Standard '/z" (12.7 mm) mounting center using new
"Easy-Mount" snap-in bracket.
M71C
W E I G H T : 5 grams
T E R M I NALS:
4 terminals
9.0 milli.io1ts
NC71 Radius :
,0006'' (.OX mm)
G E N E R A L : T h e M71 and M73 Series of Dynetic phonograph car-
tridges has been developed for use with all high fidelity amplifiers
having magnetic and constant velocity
inputs.
MOUNTING:
The cartridge bracket h a s standard 1/2" mounting
centers. Hardware is provided for mounting purposes. (The brass
screws have British threads.)
Blue
1.
Remove stylus guard and stylus from cartridge. (See para-
graph on stylus replacement.)
3 to . 5
- .
2. Remove cartridge from "Easy-Mount" snap-in bracket. (See
(Figure 1)
3. Start mounting screws into tone arm head or plug-in shell.
4. Slip "Easy-Mount" bracket under heads of mounting screws
and tighten screws securely.
5. Connect leads to phono-$artridge. Note color code for proper
connection to termlnal L,:' "R," "LG" and "RG" a s in-
dicated in tone-arm i n s t r u c t ~ o n manual.
~~
-...-~
~
6. Insert cartridge into "Easy-Mount" snap-in bracket. (See
Figure 1)
SHIELD OF CARTRIDGE MUST B E PLACED
~ B ~ ~ l ; ~ ~ ~ ~ ~ ; F ~ : : I ; : E + p ~ ~ ~ ~ ~
\
OARTRIDQE BUMP IN
HOLE OF
BRACKET.
7
\--LIFT HERE WITH T H u w N A l L
FOR REMOVAL OF BRACKET.
CARTRIDGE AND BRACKET ASSEMBLY
FIGURE I