Application:
Siren and alarms is widely used in fire fighting, car, office, residential building and security equipment etc
Specifications:
Dc resistance: 19 ohm +/- 10%
Impedance: 100 ohm +/- 25% at 1khz
Frequency range: 2000hz +/- 20%
S.P.L: >= 90db at 10cm 2000hz 9vp-p square wave
>= 95db at 30cm 1000hz 12vp-p square wave
Export standard carton
Specifications:
Construction: open structure
Using method: transmitter/receiver
Center frequency: 23 +/- 1.0khz
Sound pressure level: 115 db min.
Sensitivity: -67 db min.
Capacitance: 2500pf +/- 20% at 1khz
Allowable input voltage: 80 vp-p
Directivity: 50 +/- 15 degree
Detectable range: 0.2 ~ 15m
Resolution: 10mm
Housing material: aluminum
Carton lined with foam tray
Features:
*Water proof and dual use
*Compact and light weight
*High sensitivity and sound pressure
*Less power consumption
*High reliability
Electrical and Mechanical Characteristics:
Type: LSPU1448FWAH09G, dia: 14mm, H: 9mm
Using Method: Dual use
Frequency: 48 +/- 1KHz
S.P.L: >= 85dB (30cm/10Vrms)
Sensitivity: >= -90dB/V/u bar
Capacitance: 2100pF+/-25% at 1KHz
Directivity: 110 x 50 degree
Allowable input Voltage: 160 Vp-p
Housing Material: Aluminum
carton lined with foam tray
Application:
Automotive alarms;
Toys, games machines etc;Conveyors, medical equipment;
Electrical appliances;
Automatic control devices;
Fire alarms, burglar alarms, gas detectors;
Data processing equipment.
Specifications:
Rated voltage (vp-p) 5
Operating voltage (vp-p) 1-30
Rated current (ma) 5 max.
Capacitance at 100hz 1v (pf) 70000 +/- 30%
Sound output at 10cm (db) 87 min.
Resonant frequency (hz) 900 +/- 150
Standard export carton
Model: yd2008h5.7
S.P.L: 90 +/- 3db
Impedance: 8 +/- 15% ohms
Rated power: 0.8 w
Max power: 1.0 w
F0: 850 +/- 20%
Dimension: dia: 20mm, h: 5.7mm
Export standard carton
