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EKI 2052 Combo Lock/Alarm Control
SKU: EKI-2052
Connect the EKI 2052 Combo Lock/Alarm Control to the output of any alarm, such as the 2050 Whooper Alarm Kit (not incl.), and monitor your door, drawer, or other private location.
Price: US$25.99 |
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EKI 2012 Siren Oscillator
SKU: EKI-2012
With the EKI 2012 Siren Oscillator you press the button to produce a constant tone from the speaker; great for practicing Morse Code.
Price: US$9.99 |
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EKI 2006 Burglar Alarm Kit
SKU: EKI-2006
The EKI 2006 Burglar Alarm Kit uses a simple SCRs trigger circuit to sound an ear piercing alarm whenever a trigger switch is interrupted.
Price: US$8.99 |
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EKI 2004 Metal Detector
SKU: EKI-2004
With the EKI 2004 Metal Detector find the buried treasure in your backyard with this simple metal locator circuit.
Price: US$7.99 |
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Ramsey EDF1 Dripping Faucet Kit
SKU: EDF1
The Ramsey EDF1 Dripping Faucet Kit teaches how a simple transistor oscillator together with the eternal 555 timer IC can make a dripping faucet sound.
Price: US$12.95 |
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CK135 Car Alarm System
SKU: CK135
The CK135 Car Alarm System a hidden key switch (not included) located inside the car that initially arms this alarm.
Price: US$39.95 |
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