written 6.3 years ago by
teamques10
★ 65k
|
• modified 2.3 years ago |
Subject : Principle of Communication Engineering
Topic : Angle modulation and demodulation
Difficulty : High
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written 6.1 years ago by
teamques10
★ 65k
|
Pre-emphasis: The noise suppression ability of FM decreases with the increase in the frequencies. Thus increasing the relative strength or amplitude of the high frequency components of the message signal before modulation is termed as Pre-emphasis. The Fig3 below shows the circuit of pre-emphasis.
De-emphasis: In the de-emphasis …
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written 6.1 years ago by
teamques10
★ 65k
|
Pre-emphasis: The noise suppression ability of FM decreases with the increase in the frequencies. Thus increasing the relative strength or amplitude of the high frequency components of the message signal before modulation is termed as Pre-emphasis. The Fig3 below shows the circuit of pre-emphasis.
De-emphasis: In the de-emphasis …
|
written 6.1 years ago by
teamques10
★ 65k
|
Pre-emphasis:
The noise suppression ability of FM decreases with the increase in the frequencies. Thus increasing the relative strength or amplitude of the high frequency components of the message signal before modulation is termed as Pre-emphasis. The Fig3 below shows the circuit of pre-emphasis. enter image description here:
De-emphasis:
In …
|
written 6.1 years ago by
teamques10
★ 65k
|
Pre-emphasis:
The noise suppression ability of FM decreases with the increase in the frequencies. Thus increasing the relative strength or amplitude of the high frequency components of the message signal before modulation is termed as Pre-emphasis. The Fig3 below shows the circuit of pre-emphasis. enter image description here:
De-emphasis:
In …
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