Saturday, April 13, 2013

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Lighting Up Model Aircraft

This circuit presents plane modellers with extremely life like beacon and marker milds at minimum  outlay. The project ’s Strobe out-put (A) presents four temporary pulses repeated periodically for the wing  (white strobe) gentles. In addition the Beacon output (B) offers a double pulse to drive a red LED for indicating the aircraft’s active operational standing. On the proto-type this is regularly a red rotating  beacon often called an Anti-Collision Light (ACL). The circuit is equally helpful for street automobile modellers, who can use it to flash headlights and blue emergency milds. 

Circuit diagram :

Lighting Up Model Aircraft Circuit Diagram

All signals are generated with the help of a 4060 14-stage binary counter and a few minimal output selection common sense. Cycle time is determined by means of the best possible way the internal oscillator is con-figured (resistor and capacitor on pins 9/10) and can also be diversified within quite broad limits. High-efficiency LEDs are your first possibility for the indications linked to the Bea-con and Strobe outputs (remember to fit collection resistors acceptable to the operating voltage Ub and the present designated for the LED used). 

The sample circuit is for operating voltages between 5 and 12 V. Cur- hire waft through the two BS170 FET devices must now not exceed 500 mA.

Author : Werner Ludwig

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