USG Electret Ultrasound Microphone

Avisoft Bioacoustics / Knowles FG

part # 40001

• Approximate input-referred self-noise level (bandwidth: 30-50 kHz): 26 dB SPL
• Approximate sensitivity : 500 mV/Pa
• Power supply : 5 V, 14 mA (provided by UltraSoundGate xx16x)
• Connector : male XLR-5 plug
• Diameter : 20 mm
• Length : 47 mm
• Weight : 40 g

The Avisoft Bioacoustics electret ultrasound microphone is a cost-effective model that employs an FG-series electret capsule by Knowles.

frequency response

polar diagram

P48 Electret Ultrasound Microphone (Avisoft Bioacoustics / Knowles FG)

part # 40002

for third-party recording equipment that can supply a 48V phantom power

• Approximate input-referred self-noise level (bandwidth: 30-50 kHz): 26 dB SPL
• Approximate sensitivity: 500mV/Pa
• Power supply : 48V, 10mA phantom power
• Conncetor: male XLR-3 plug
• Diameter : 20 mm
• Length : 47 mm
• Weight : 30 g