12th Class Physics Communication System / संचार तंत्र Communication System By Sardana Sir Online Videos

1 Elements Of Communication System
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2 Antenna
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3 Modulation
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4 Amplitude Modulation
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5 Demodulation
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6 Modem
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7 FAX Fascimile
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8 Electromagnetic Waves And Their Propagation
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9 Earth's Atmosphere
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10 Ground Or Surface Propagation
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11 Sky Wave Communication
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12 Space Wave Propagation
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13 Television Signal Propagation
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14 Microwave Link
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15 Satellite Communication
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16 Internet, Mobile Telephony And Remote Sensing
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