voltage regulator LM 723 ?

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Joined Sep 5, 2011
48
Hi,
Input 24 vac, throw full rectifier with 1000 UF capacitor. Achieved 7 to 30 vdc output. Used less than a 2 watt load for the test.
I have never built a circuit board before. I am focusing on the regulator. I found this schematic and built it. It works, and then I studied it. It seems that the voltage regulator watches terminal #4 voltages input, mine is 7 Volts. If the voltage drops at terminal #4, the regulator increases voltage out terminal #10 until 7 volts is found again at terminal #4. Is this correct?

Thank you

adj volt.gif
 
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