SPECIFICATIONS
TY pe
CONTROLLED MAGNETIC@
Frequency Response
200 to 6,000 Hz (See Figure 2)
+
20
-
-
+I0
Z
Y
L
z
0
D
r
5
-10
Y
-20
1
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I
I IIIIIII
1
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100 lP00 lO.000 2opoo
FREWENCY
IN
HERTZ
TYPICAL
FREQUENCY
RESPONSE
FIGURE
2
Polar Pattern
Omnidirectional
lmpedance (at 1,000 Hz)
Microphone impedance is "High" for connection to
high-impedance microphone inputs
Load lmpedance Range
Minimum, 15 kilohms
Recommended, 100 kilohms
Output Level (at 1,000 Hz)
Open Circuit Voltage
........
-
53.0 dB*
(2.25
mV)
Loaded with 100,000 ohms
...
-54.0 dB*
*O
dB
=
1 volt per microbar
Switch
Press-to-Talk switch-locking or nonlocking oper-
ation to actuate microphone and an external
relay
or control circuit
Normal-Vox switch-single-pole double-throw slide
switch in microphone base to provide either
voice-
operated relay control or Press-to-Talk microphone
operation
Cable
Non-detachable
2.lm
(7
ft), two-conductor shielded
plastic jacketed
Case
Two tone gray
ARMO-DUR@
Dimensions
See Figure 3
6.4mmllI4 INITRAVEL
TO
OPERATE SWITCH
..........
OVERALL
DIMENSIONS
FIGURE
3
Net Weight
680 grams
(1% Ib)
Packaged Weight
964 grams
(2% Ib)
REPLACEMENT PARTS
Cartridge
....................................
R5R
Cable
....................................
70A293
Screen and Grille Assembly
..............
.90A1060
Press-to-Talk Switch
......................
.90A946
GUARANTEE
This Shure product is guaranteed in normal use to
be free from electrical and mechanical defects for a
period of one year from date of purchase. Please
retain proof of purchase date. This guarantee includes
all parts and labor. This guarantee is in lieu of any
and all other guarantees or warranties, express or
implied, and there shall be no recovery for any con-
sequential or incidental damages.
SHIPPING INSTRUCTIONS
Carefully repack the unit and return it prepaid to:
Shure Brothers Incorporated
Attention: Service Department
1501 West Shure Drive
Arlington Heights, Illinois 60004
If outside the United States, return the unit to your
dealer or Authorized Shure Service Center for repair.
The unit will be returned to you prepaid.
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