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more info...
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Price: N180.00
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| TECHNICAL SPECIFICATIONS |
| Operating Voltage | 6-12V |
| Rated Voltage | 12V |
| Frequency | 3.5KHz | | Sound Output | 85dB@12Vd.c | | Tone | Continuous | | Temp. Range | -20-60 degree celcius | | Dimension | 32mm(dia) x10mm(h) |
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more info...
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Price: N250.00
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Omni-directional Electret Condenser microphone inserts, applicable for wire activated circuits, for transmitters, InterComms, telephone bugs, etc. <
| TECHNICAL SPECIFICATIONS |
| Input voltage | 1.5-10V |
| Current drain | >0.5mA |
| Dimensions | 7mm(h)10mm(dia) |
| Frequency response | 50Hz-13kHz |
| Impendence | 300/ohm |
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more info...
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Price: N400.00
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High quality miniature speaker.Suitable for alarm circuits, radio receiver output, low power amplifier output, intercoms, etc.The speakers have ferrite magnets and paper cone.
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more info...
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Price: N650.00
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Ultra- high power piezo sounder with built drive circuit. Incoporates a control/ trigger terminal which can be driven by standard CMOS output or discrete transistors.Applications include security systems, industrial warining systems, and vehicles security warning system.
| TECHNICAL SPECIFICATIONS |
| Frequency | 2.2kHz |
| Operating voltage | 5-13V (12V nominal) |
| Operating Current | 75mA max. (at 12V) |
| Trigger Current | 1mA min |
| Sound output | 108dB @ 30cm/12V |
| Temperature range | -20-+65 Celcius |
| Dimensions | 50mm dia x29mm h |
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more info...
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Price: N1800.00
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High power two-tone piezo siren for alarm use.
| TECHNICAL SPECIFICATIONS | | Frequency | 1.5-2.0kHz |
| Current | 350mA @ 12V |
| Sound output | 120dB @ 1m |
| Temperature Range | -20-60 degree celcius |
| Dimensions | L=85mm, W=62mm, H=55mm. |
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more info...
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Price: N5000.00
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High sensitive ultrasonic tranceiver pair, designed for sending a receiving continuous or modulated waves through the air at 40kHz. Typical applications include motion detector, remote controls, data transmission, burglar alarms, etc. Please note that we only sell this item in pairs
| TECHNICAL SPECIFICATIONS |
| Sensitivity | >70dB |
| Sound Pressure Level | <11dB |
| Capacitance | 1500pF +/-20% |
| Resonance Frequency | 40kHz |
| Max input voltage | 20Vrms |
| Dimensions | 16mm dia, 12mm h |
| Temperature range | -20-60 degree celcius |
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