SM3 Electronic Police Siren Kit

Realistic POLICE SIREN KIT

Ramsey Electronics Model No. SM3

 Runs on 6 to 12 volts.  Drives any speaker.  Two volume levels, 250 mW and 5 Watts.  Easy to build two transistor circuit teaches too! Duplicates the upward and downward wail of a police siren. Great for alarms, kids toys, bikes, go-karts, etc. Easily built by all ages! Ramsey Customer Use Only Not For Publication  Kids love it!

SM3  1

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