This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: not overmodulated. (circle one) A: 4.5 volts B. 9 volts C: 18 VOLTS 2) Which of the following is an acceptable demodulating circuit? (Circle one.) 3) Briefly describe how an envelope detector circuit works. 4) Which differential amplifier current source topology has the better CMRR? a. Resistor current source b. BJT current source 5) What frequency does this Op-Amp circuit oscillate (Wein-Bridge Oscillator)? A) kHz B) MHz Observe the following partially drawn differential amplifier circuit: 6) Which node will the output be inverted? Node A Node B When calculating the swing range of this circuit we find that: I O = 2.0 mA I C1-SAT = I C2-SAT = 2.4 mA (Circle one) 7)What is I C1-MAX ? 0mA 1mA 2mA 2.4mA 4.4mA 8)What is I C2-MIN ? 0mA 1mA 2mA 2.4mA 4.4mA...
View Full Document
- Spring '06