Vout = 500 mV, and Vin = 1.3 V. The ratio Vout/ Vin expressed in dB is__________?
A. 0 dB
B. 8.30 dB
C. -8.30 dB
D. 0.8 dB
Vout = 500 mV, and Vin = 1.3 V. The ratio Vout/ Vin expressed in dB is__________?