ABRA has a vast inventory of alarm kits, siren kits, sound kits, sound activated kits, metal detector kits, etc. for students, teachers and hobbyists. All our kits are from well known manufacturers like Elenco, Ramsey, Velleman, CanaKit and EKI.

Alarms/Sirens/Sounds

Sort by: SKU Product Price Default Result pages: 1 2 3   See details Car Alarm System SKU: CK135 A hidden key switch (not included) located inside the car initially arms this alarm. Price: US$39.95 See details Siren-10W/ 4-Sound Mini Siren SKU: CK144 Creates police, fire engine and ambulance sirens plus machine gun sounds. Price: US$22.95 See details 8-Melody Generator SKU: CK208 Produces 8 popular tunes. Price: US$17.95 See details Super Sensitive Voice Activated Switch SKU: CK257 The circuit is based around an IC that ensures very high sensitivity Price: US$24.95 See details Super Sensitive Voice Activated Switch SKU: CK273 Robotic Voice imitator circuit. Price: US$28.95 See details Ding Dong Sound Effect SKU: CK313 This unit uses an advanced IC which has been pre-programmed to create a realistic "Ding Dong" sound. Price: US$12.95 See details Metal Detector SKU: EKI-2004 Find the buried treasure in your backyard with this simple metal locator circuit. Price: US$7.99 See details Burglar Alarm SKU: EKI-2006 This kit uses a simple SCRs trigger circuit to sound an ear piercing alarm whenever a trigger switch is interrupted Price: US$8.99 See details Siren Oscillator SKU: EKI-2012 Press the button to produce a constant tone from the speaker; great for practicing Morse Code. Price: US$8.99 See details Fish Caller SKU: EKI-2018 This simple kit produces a clicking sound similar to that made by a dying fish. Price: US$10.99 See details Fuzz Box SKU: EKI-2026 Add great distortion effects to your electric guitar with this kit. Price: US$11.99 See details Wake-Up Alarm SKU: EKI-2039 Starts a soft buzz when light enters into the room. Price: US$8.99 See details Whooper Alarm SKU: EKI-2050 Produces a unique whooping sound when activated. Price: US$10.99 See details Combo Lock/Alarm Control SKU: EKI-2052 Connect the output to any alarm, such as the 2050 Whooper Alarm Kit (not incl.), & monitor your door, drawer, or other private location. Price: US$25.99 See details Digital Bird SKU: K-19 You probably have never heard a bird sing like this before. Fun and easy to build. Speaker included. Price: US$10.99

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