.2 Watt FM Voice Transmitter
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Tunable over 63 to 130 Mhz. Two transistor circuit utilizes a ultra high gain FET mike. Operates from a 9 volt battery drawing 50 ma.
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SIM1001
- Kit/Plans.............. $14.95
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4 Watt FM Voice Transmitter
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3 RF and 1 audio stage delivers 4 watts to a open dipole or ground plane antenna. Operates from 12 to 18 VDC.
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Requires License For Use In The USA
SIM1028 - Kit/Plans................ $59.95
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5 Watt Electronic Siren
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Powerful sounding system is intended as an alarm for motorbikes, autos etc. Produces a piercing shrill 1.2 KHz tone. Operates from 12 VDC.
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SIM1003 - Kit/Plans.................. $9.50
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Graphic Equalizer
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5 adjustable bands at 60, 250, 1000, 4000, and 16000 Hz. System provides optimum frequency response with minimal distortion. Output level is 1 Vpp. Operates from 12 VDC at 100 ma.
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SIM1044 - Kit/Plans................. $39.50
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Super Sensitive Touch Switch
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Open or closes any circuit by a simple touch of the finger. Controls up to 250 v at 2 amps. Operates from 12 VDC. Many uses including remote control applications.
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SIM1005 - Kit/Plans................. $9.50
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Metal Detector
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Detects pipes ,wires ,nails etc from depths of 20 cm. Operates from a 9 volt battery and includes a handy case.
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SIM1022 - Kit/Plans................ $19.95
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60 Watt High Fidelity Amplifier
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High performance circuit with protection. Amp factor: 24x. / Sens: .7 to 1.5v. / Freq resp: 5Hz to 35 Hz. / Dist: .1%. Operates 40 VDC.
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SIM1033 - Kit/Plans................ $49.50
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Stress Lie Detector Meter
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Useful circuit can be used at parties or for serious lie detection. Operates on a 9 volt battery.
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SIM1090 - Kit/Plans................ $19.95
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Music To Light Modulator
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3 groups of 6 high brightness LEDS each respond to "lows", "midranges" and "high" audio frequencies. Produces a real neat effect.
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SIM1086 - Kit/Plans................ $19.95
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Video Signal Amplifier
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Handy little amplifier solves those low signal level problems when using multiple VCRs for tape duplicating. Unit has one input and three outputs.
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SIM1083 - Kit/Plans................ $19.50
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Electronic Dice
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Space age design with 7 LEDs located where the dots are on the dice face.
Real neat way to play! Operates on a 9 volt battery.
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SIM1075 - Kit/Plans................ $19.50
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12Volt Fluorescent Lamp Driver
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Universal high frequency circuit powers any fluorescent tube from 8 to 40 watts to full brilliance. Operates from 11-16 VDC. Great for camping.
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SIM1069 - Kit/Plans................ $29.50
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Telephone Tap "BUG" Detector
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Line powered device warns user if his telephone has been tapped or if someone is listening on an extension. does not interfere with normal phone use.
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SIM1130 - Kit/Plans................ $9.95
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Automotive Negative Ionizer
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Bring nature into your car as fresh and healthy negative ions. Refreshes air by removing toxic pollutants of exhausts etc.
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SIM1092 - Kit/Plans................ $49.95
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Electronic Automotive Ignition
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Intended for replacing the old KETTERING systems often found in those "vintage" antique automobiles. Reduces point wear, extends spark life and fuel economy.
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SIM1058 - Kit/Plans................ $39.50
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4 Sound Electronic Siren
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Produces a single tone or polyphonic such as that of police, FBI, and ambulance. Easily connects to any speaker 8 to 25 ohms. Ideal for all alarm systems.
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SIM1029 - Kit/Plans................ $19.50
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Electronic Mosquito Repeller
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Generates a special sound that keeps these pests away. Very effective sonic product works on most species. Operates from a 1.5 volt battery that lasts up to a month before replacing.
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SIM1015 - Kit/Plans................ $14.95
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3 Channel Wireless Light Modulator
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Controls up to 1200 watts of lighting. Seperates highs, lows and midrange signals. Fantastic effect when used with any sound system. Uses a sensitive built in microphone that eliminates any connections to audio system.
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SIM1014 - Kit/Plans................ $39.95
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Telephone "In Use"
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Great circuit for alerting web users to disconnecting modem, indicating a busy
line, show incoming calls with out ringing.
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SIM1185 - Kit/Plans.............. $19.95
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Sound Switch
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Control objects by sound. Can be adjusted to respond to handclap, voice, barking dog etc. Use with our ultrasonic devices for security alarm, bark controller, etc..
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SIM1047 - Kit/Plans... $19.95
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