Radio Receivers
A low ratio of the ac to the dc load impedance of a diode detector results in

Diagonal clipping
Poor AF response
Poor AGC operation
Negative-peak clipping

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Radio Receivers
In a ratio detector

stabilization against signal strength variations is provided
the output is twice that obtainable from a similar phase discriminator
the linearity is worse than in phase discriminator
the circuit is the same as in a discriminator, except that the diodes are reversed

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