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Buzzer 9 to 15VDC 25mA 70dB
BZ12
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Electric Buzzer 12VDC 25mA (actual range 9VDC to 15VDC) Dimensions 33.5 X 17 x 15mm (h) 100mm red & black wires Sound output: 70-75dB@30cm Frequency: 400Hz ±20% |
£2.75
(inc VAT £3.30)
Very Loud Piezo Siren 110dB
PIZ110
Very Loud Piezo Siren 110db, with mounting flange.
Piercing Siren Tone. 6-15VDC
100mA/110dB @ 1M.
H 50mm. D 52mm
Fixing Centres 28mm Indoor use only |
£5.50
(inc VAT £6.60)
25KHz Ultrasonic Transmitter
MA25T
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Ultrasonic Transducer - Transmitter at 25KHz It sends a piercing sound omnidirectionally. Cannot be heard by normal human ears, but sends frightening sound to horses, cats, dogs, mice, rats, birds etc etc. 25KHz presents a lower frequency sound than conventional 40KHz transducers and is more effective in animal and pest control. |
£3.75
(inc VAT £4.50)
Ultrasonic 40KHz Receiver
MA40R
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Ultrasonic Transducer - Receiver at 40KHz. Sensitivity 65dB. 30K impedance. Matched for transmitting on MA40T |
£3.75
(inc VAT £4.50)
Ultrasonic 40KHz Transmitter
MA40T
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Ultrasonic Transducer - Transmitter at 40KHz. Sensitivity 106dB. 500R impedance. Matched for receiving on MA40R |
