Microphones
Microphone Disc GM50
Electret Ultrasonic Microphone Disc with Test Signal Speaker
excl. VAT & shipping
Knowles FG - Microphone capsule
40kHz test signal speaker
Integrated microphone heating
Removable mounting plate
∅ 50mm (outer diameter) / ∅ 90mm (mounting plate)
Installation in the floor of the nacelle of wind turbines via 55mm drill-hole
Alternative use not on wind turbines with optional tripod
Microphone Disc GM90
Electret Ultrasonic Microphone Disc with Test Signal Speaker
excl. VAT & shipping
Knowles FG - Microphone capsule
40kHz test signal speaker
Integrated microphone heating
Wind protection ring
∅ 100mm (wind protection ring) / ∅ 140mm (mounting plate)
Installation in the floor of the nacelle of wind turbines via 100mm drill-hole
Compatible with ProBat and the RENEBAT-Projects
Tower Microphone TM10
Electret Ultrasonic Microphone without Test Signal Speaker
excl. VAT & shipping
Knowles FG - Microphone capsule
Integrated microphone heating
∅ 12mm / Length 500mm
TM10 - Mounting Kit for hole mounting in tower walls
Tower Microphone TM20
Electret Ultrasonic Microphone with Test Signal Speaker
excl. VAT & shipping
Knowles FG - Microphone capsule
40kHz test signal speaker
Integrated microphone heating
∅ 20mm / Length 55mm
M3 mounting bolt
TM20 - Mounting Kit for hole mounting in tower walls
Magnetic Bracket for mounting on walls made of steel
