Each SM4000 microphone is supplied with its individual calibration data for frequency response and sensitivity. Its modular design allows the preamplifier to be used with any of the high quality BSWA microphone capsules.
SM4418 microphone is 1/4" recording microphone. It has a flat frequency response out to 16 kHz with excellent dynamic range and low noise floor. Its impulse response and polymer diaphragm settling time is exceptional. Its sound is uncolored and it has no handling noise.
|Linear Frequency Range||20 Hz ~ 16 kHz|
|Max. SPL for 3% THD||135dB|
|Equivalent Noise Level||32 dB(A)|
|Output Impedance||200 Ω|
|Max. Output Voltage||4.5 Vrms (load > 2000 Ω); 1.0 Vrms (load =1000 Ω)|
|Phantom Power||25 V ~ 48 V （current 3 mA）|
|Polar Pattern||Omni Directional|