Variable emphasis circuit

Details Variable emphasis circuit Variable emphasis circuit

H - Electricity

03

G

179/2, 350/40, 3

H03G 5/18 (2006.01) H03G 7/00 (2006.01) H03G 9/02 (2006.01) H03G 9/18 (2006.01) H03H 11/12 (2006.01)

Patent

CA 1239876

ABSTRACT OF THE DISCLOSURE A variable emphasis circuit comprises an operational amplifier for receiving an input signal, a modified integrator for receiving a first signal provided from the operational amplifier, and a dividing circuit for dividing the first signal to k times and 1-k times according to a control voltage. The 1-k times the first signal and a second signal provided from the modified integrator are fed back to the operational amplifier, and an output signal is formed from the second signal and the k times the first signal.

491865

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