Specifications

SPECIFICATIONS
TELEX
®
FMR500 UHF WIRELESS MICROPHONE SYSTEM
TELEX COMMUNICATIONS
12000 Portland Avenue South, Burnsville, Minnesota 55337 U.S.A.
TEL: [phone] • FAX: [phone]
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.
©2003 Telex Communications PA20636 9/03
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[e-mail]
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www.electrovoice.com/telex-wireless
FMR-500 Receiver
Transmitters WT-500 and HT-500
FRONT PANEL
REAR PANEL
Receiver Type Synthesized PLL
Frequency Range (RF) A Band 648 – 676 MHz
B Band 696 – 724 MHz
Number of Channels 1112 possible frequencies
Programmable in 25 kHz steps
Modulation +/- 40 kHz
Diversity Digital Posi-Phase™ True Diversity
RF Sensitivity < 1.0 mV for 12 dB SINAD
Image Rejection > 60dB
Squelch Tone Code plus Amplitude
Ultimate Quieting > 100dB
FCC Certification Approved under Part 15
Power Requirements 12 V AC/DC 300mA
Operating Temperature -7° to 49° C (20° to 120° F)
Dimensions 1.72” H x 7.5” W x 5.9” D
43.69mm H x 190.50mm W x 150mm D
AUDIO PARAMETERS:
Frequency Response 50 – 15kHz +/- 2dB
Balanced Output (max @ 40kHz deviation)
Mic Position -10dBV
Line Position adjustable 10mV - 2V RMS
Unbalanced Output adjustable 10mV - 1V RMS
Distortion <1.0%, 0.5% typical (ref 1kHz, 40kHz deviation)
Signal-to-Noise Ratio >100dB A Weighted
Dynamic Range >100dB
Radiated Output 30 mW typical
Microphone Head ElectroVoice767a N/D 767a
supercardioid N/DYM Dynamic
Microphone Head ElectroVoice RE410 RE410 cardioid condenser
Standard Lavalier Microphone ELM-22S MicroMini™
Omni-Directional Condenser
TA4 Connector Wiring Pin 1: Ground; Pin 2 Mic Input;
Pin 3: +5V bias; Pin 4: +5V bias
through a 3k Ohm resistor
Audio Gain Adjustment 40 dB (26dB HT500)
Power Requirements 9 Volt Alkaline Batter y
Battery Life (Typical) > 8 hours with 9-Volt Alkaline Typical
Bodypack Antenna Flexible external 1/4 wave
Handheld Antenna Internal 1/2 wave
Dimensions (Handheld) 9.4 in. (24.0cm) Long
Dimensions (Bodypack) 3.8 in. H x 2.38 in. W x 0.92 in. D
96.5 mm H x 60.5 mm W x 23.4 mm D