The Telex series Electret Lapel Microphone is a low profile
condenser designed for hands-free microphone applications.
The ELM series is intended for vocal use in theatrical performance, AV presentations, fixed installations, houses of worship, or any venue where a natural sound is required from an inconspicuous, lightweight, lapel microphone.
The ELM-33 has excellent frequency response, while the unidirectional polar pattern ensures unwanted sounds are cancelled out.
Microphone Element: Electret Condenser.
Polar Pattern: Cardioid (unidirectional).
Frequency Response: 100 to 10,000 Hz.
Output Impedance: Microphone: 5k Ohms.
Output Level at 1 kHz: -57 dB.
Dynamic Range: > 110 dB.
Maximum SPL: 140 dB
Power Requirements: +3.0 to 20 VDC at bias terminal.