Question
Download Solution PDFधनात्मक प्रतिक्रिया का उपयोग ______ में किया जाता है।
This question was previously asked in
IPRC (ISRO) Technician B (Electronics) 2018 Official Paper (Held on 22 April 2018)
Answer (Detailed Solution Below)
Option 1 : दोलक
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Download Solution PDFव्याख्या:
- प्रवर्धक परिपथ में कुछ बदलाव करके एक प्रवर्धक को दोलक में बदला जा सकता है:
- धनात्मक प्रतिक्रिया परिपथ द्वारा प्रवर्धक के आउटपुट को इनपुट से संयोजित करें।
- फेज़ ने आउटपुट को 180° से स्थानांतरित कर दिया और प्रतिक्रिया परिपथ के माध्यम से इस फेज़ शिफ्ट आउटपुट को इनपुट में फीड कर दिया जाता है।
- RC ट्यून्ड परिपथ की एक व्यवस्था प्रवर्धक के लिए भार के रूप में जुड़ी हुई है।
- दोलक परिपथ ब्लॉक आरेख।
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