Description
Technical specification
RAILWAY AMBIENT MICROPHONE
General features
- Directivity: omnidirectional
- Sensitivity: – 50 dB
- Frequency range: 50 Hz – 15 kHz
- Rated voltage: 1.5 V
- Voltage range: 4,5, max : 10 V
- Impedance: 2200 ohm at 1 KHz
- Min Signal to Noise ratio: 60 dB
- Base panel dimensions: 50 x 50 mm
- Fastening holes: Ø 4.2 mm
- Connector: M12 A code
- Weight: 90 g
- Compliance: EN50155, EN60068, EN61373, EN60950, UNI CEI 11170, EN4554