User ManualSubminature Cardioid Condenser Microphones AT898 ■Features■Notes on use ■SpecificationsFixed-charge back plate, permanently polarized condenserCardioid200 - 15,000 Hz80 Hz, 12 dB/octavePhantom : 131 dB SPL, 1 kHz at 1% T.H.D.Battery : 115 dB SPL, 1 kHz at 1% T.H.D.Phantom : 100 dB, 1 kHz at Max SPLBattery : 84 dB, 1 kHz at Max SPL63 dB, 1 …
Hello Welcome to private voice communication and transcription Stenomask is used throughout the world for noise isolation in voice communication systems, as a hand-held sound booth for voice silencing in industries where privacy is necessary such as healthcare, law enforcement, construction, transportation, language interpretation, court reporting and captio …