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Trademark Notice: SHURE, MODULINK and ARMO-DUR
are registered trademarks of Shure Incorporated.
MODULINK
R
SPEAKER MICROPHONE
GENERAL
The Shure Model 810 is a shoulder-worn speaker micro-
phone designed for rugged and reliable operation in a vari-
ety of portable communication applications, including po-
lice, fire, utility, forestry, transportation, industrial, and
emergency medical. The 810 has an omnidirectional pickup
pattern and provides highly intelligible speech communica-
tion with its clear, crisp, natural voice response.
The 810 can be used with a variety of ALM cordsets to
connect to many popular two-way radios. The unit fits natu-
rally and comfortably in the hand and is not affected by heat
or humidity. The exclusive ARMO-DUR
R
case is immune to
oil, grease, fumes, salt spray, sun, rust and corrosion—and
is outstanding in its ability to withstand mechanical shocks
and vibration.
Features
•
Frequency response from 100 to 5,000 Hz, tailored for
voice communications
•
Earphone accessory mutes speaker for privacy
•
High-impact ARMO-DUR
R
case is lighter and stronger
than die-cast metal, comfortable to the touch in hot or cold
weather
•
HI-LO speaker volume switch
•
Rugged and dependable under any operating condition
•
Long-life, neoprene-jacketed, interchangeable ALM coil
cordsets
•
Silver-plated switch contacts for long-term, low contact re-
sistance and reliable performance
RADIO INPUTS
The 810 is designed to operate with two-way radio sets
with an audio input circuit similar to that shown in Figure 1.
FROM MIC OUT/WHT
560 1K
7.5
VDC
15µF
GND/SHIELD
AUDIO
22µF
STANDARD TEST CIRCUIT
FIGURE 1
GENERAL SPECIFICATIONS
Test Conditions (unless otherwise specified)
Audio output between White and Shield (Ground)
Speaker volume switch set at “HI”
PTT switch depressed
Measured with High Z DMM
Standard test circuit as shown in Figure 1
Current Drain
0.17 mAdc at 7.5 Vdc
Environmental Conditions
Operating Temperature: –30° to 60° C (–22° to 140° F)
Storage Temperature: –40° to 74° C (–40° to 165° F)
Relative Humidity: 0 to 95% (non-condensing)
Switch
Double-pole, single-throw, slide push-to-talk, silver-plated con-
tacts. 1,000,000 cycles before failure.
Cable
Detachable, 1.5 m (5 ft) extended, 5 conductor (one shielded),
coiled, black neoprene with modular telephone type connector.
Certification
Eligible to bear CE Marking. Conforms to European EMC
Directive 89/336/EEC. Meets applicable tests and perfor-
mance criteria in European Standard EN55103 (1996) parts
1 and 2, for residential (E1) and light industrial (E2) environ-
ments.
Construction
Case: Black textured high-impact ARMO-DUR
Weight
184 grams (6.5 oz) without cable
Dimensions
See Figure 2
MICROPHONE SPECIFICATIONS
Type
Condenser
Polar Pattern
Omnidirectional
Frequency Response
100 to 5,000 Hz (see Figure 3)
Sensitivity (at 1 kHz, 10 mm)
–56 dBV/Pa (1.58 mV)
(1 Pa = 94 dB SPL)
Maximum Sound Pressure Level (1 kHz, 3% THD)
140 dB SPL
Electrostatic Hum Sensitivity
–50 dB max in 12 kV field
Model 810 User Guide
27D2954 (AA)
2001, Shure Incorporated
Printed in Mexico