Model 810 User Guide
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.
22µF 560 FROM MIC OUT/WHT 7.5 VDC 1K AUDIO
15µF GND/SHIELD
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 contacts. 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 performance criteria in European Standard EN55103 (1996) parts 1 and 2, for residential (E1) and light industrial (E2) environments. Construction Case: Black textured high-impact ARMO-DUR® Weight 184 grams (6.5 oz) without cable Dimensions See Figure 2
MODULINKR SPEAKER MICROPHONE
GENERAL The Shure Model 810 is a shoulder-worn speaker microphone designed for rugged and reliable operation in a variety of portable communication applications, including police, fire, utility, forestry, transportation, industrial, and emergency medical. The 810 has an omnidirectional pickup pattern and provides highly intelligible speech communication 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 naturally and comfortably in the hand and is not affected by heat or humidity. The exclusive ARMO-DURR 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 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 resistance and reliable performance ARMO-DURR
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
Printed in Mexico
