Which one of these devices produces amplifiers with characteristics close to those of an ideal amplifier?
A) Op-amp B) BJT C) MOSFET D) JFET
Question 2
To match a 600 audio load to a 4 speaker system, the primary of the impedance matching transformer must have ________ more turns than the secondary.
A) 3.06
B) 150
C) 12.2
D) The primary should have less turns than the secondary.