سخان الماء الشمسي كيف يعمل؟
سخان الماء الشمسي كيف يعمل؟ يمتص سخان الماء الشمسي حرارة الشمس باستخدام أنابيب خاصة، وينقلها إلى الماء المخزن في الخزان لتسخينه دون كهرباء.
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🔊 DIY: Simple Audio Amplifier Circuit
🔊 DIY: Simple Audio Amplifier Circuit Want to boost the sound from your phone, radio, or MP3 player? Build this easy audio amplifier circuit using basic components. It's compact, affordable, and works with small speakers. 🧾 Components Required Component Quantity Notes LM386 IC 1 Low voltage audio amplifier chip Capacitor 10µF 1 Gain control Capacitor 100µF 2 Input/output coupling Resistor 10Ω 1 Output filter Capacitor 0.05µF 1 Output filter Speaker (8Ω) 1 Small 0.5W or 1W speaker Power Supply (6V–12V) 1 Battery or DC adapter Audio jack 1 For input device Breadboard/PCB 1 For circuit build Wires – For connections 🔌 Circuit Diagram Basic LM386 Audio Amplifier r Copy Edit + V ( 9 V ) | [ 10 µ F ] | In →─── || ─── | LM386 | ─── || ─── > Speaker 100 µ F | 100 µ F [ 10 Ω + 0.05 µ F ] ( in series ) ⚙️ How It Works LM386 IC amplifies low audio signals ...