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Fail-Safe self powered

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Old 05-29-2012 | 07:53 AM
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Default Fail-Safe self powered

<span lang="en" id="result_box"><span class="hps">Hello</span><span>,</span>

<span class="hps">I am looking for</span> <span class="hps">an electronic circuit that</span><span> (picture below) :</span>

<span class="hps">&bull;</span> <span class="hps">Would</span> <span class="hps">link between</span> <span class="hps">the receiver</span> <span class="hps">and the servo</span>

<span class="hps">&bull; Allow</span> <span class="hps">commands</span> <span class="hps">to torque</span> <span class="hps">servo</span> <span class="hps">with</span> <span class="hps">radio</span> <span class="hps">transmitter</span> <span class="hps">/</span> <span class="hps atn">receiver (</span><span>Futaba</span><span>,</span> <span class="hps">Graupner</span><span>,</span> <span class="hps">Hitec</span><span>,</span> <span class="hps">...</span><span>)</span>

<span class="hps">&bull;</span> <span class="hps">Would use</span> <span class="hps">the main power</span> <span class="hps">of the model</span> <span class="hps">via the receiver</span><span>,</span> <span class="hps">BUT</span> <span class="hps">would have its own</span> <span class="hps atn">backup power supply (</span><span>9V battery</span><span>)</span> <span class="hps">for</span> <span class="hps">...</span>

<span class="hps">&bull;</span> <span class="hps">Place</span> <span class="hps">the</span> <span class="hps">servo</span> <span class="hps">said</span> <span class="hps">in a defined position</span> <span class="hps">(via</span> <span class="hps">inverter</span> <span class="hps">&amp;</span> <span class="hps">screwdriver</span><span>)</span> <span class="hps">in case of</span> <span class="hps">total failure</span> <span class="hps">(*)</span> <span class="hps">Main Power</span> <span class="hps atn">(</span><span class="atn">&lt;</span><span>=</span> <span class="hps">x</span> <span class="hps">volts</span> <span class="hps">0 volts</span> <span class="hps">or worse</span><span>)</span><span>.</span>

<span class="hps">Thank you</span> <span class="hps">in advance</span>
<span class="hps">Sincerely</span><span>,</span>
<span class="hps">Dominique</span>

<span class="hps">(*)</span> <span class="hps">The</span> <span class="hps">fail-safe</span> <span class="hps">radio</span> <span class="hps">then can not</span> <span class="hps">work!

<div style="text-align: center;"></div></span></span>

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