|
A disadvantage of transfer coupling, as opposed to capacitive coupling, is that ___
|
|
0
|
305
|
April 20, 2021
|
|
A graphic equalizer is a form of ___
|
|
0
|
432
|
April 20, 2021
|
|
Which of the following amplifier classes generally needs the most driving power?
|
|
0
|
147
|
April 20, 2021
|
|
How can a class-C amplifier be made linear?
|
|
0
|
416
|
April 20, 2021
|
|
How can a class-B amplifier be made suitable for hi-fi audio applications?
|
|
0
|
183
|
April 20, 2021
|
|
Which bipolar amplifier type has some distortion in the signal wave, with collector current during most, but not all, of the cycle?
|
|
0
|
275
|
April 20, 2021
|
|
Which of the following amplifier types produces the least distortion of the signal waveform?
|
|
0
|
181
|
April 20, 2021
|
|
In which of the following FET amplifier types does drain current flow for 50 percent of the signal cycle?
|
|
0
|
152
|
April 20, 2021
|
|
A class-A circuit would not work well as ___
|
|
0
|
126
|
April 20, 2021
|
|
The capacitance values in an amplifier circuit depend on ___
|
|
0
|
357
|
April 20, 2021
|
|
A resistor between the base of an NPN bipolar transistor and the positive supply voltage is used to ___
|
|
0
|
178
|
April 20, 2021
|
|
A power gain of 44 dB is equivalent to an output/input power ratio of ___
|
|
0
|
440
|
April 20, 2021
|
|
A device has a voltage gain of 23 dB ___
|
|
0
|
262
|
April 20, 2021
|
|
A gain of _15 dB in a circuit means that ___
|
|
0
|
224
|
April 20, 2021
|
|
If a circuit has a voltage-amplification factor of 20, then the voltage gain is ___
|
|
0
|
208
|
April 20, 2021
|
|
The decibel is a unit of ___
|
|
0
|
261
|
April 20, 2021
|
|
Which of the following circuits generally has the greatest gain?
|
|
0
|
184
|
April 20, 2021
|
|
Which of the following circuits has its output 180 degrees out of phase with its input?
|
|
0
|
176
|
April 20, 2021
|
|
In a source follower, which of the electrodes of the FET receives the input signal?
|
|
0
|
239
|
April 20, 2021
|
|
An enhancement-mode MOSFET can be recognized in schematic diagrams by ___
|
|
0
|
323
|
April 20, 2021
|
|
When an enhancement-mode MOSFET is at zero bias ___
|
|
0
|
317
|
April 20, 2021
|
|
The channel in a zero-biased JFET is normally ___
|
|
0
|
308
|
April 20, 2021
|
|
An advantage of MOSFETs over JFETs is that ___
|
|
0
|
226
|
April 20, 2021
|
|
The input impedance of a MOSFET ___
|
|
0
|
911
|
April 20, 2021
|
|
A disadvantage of a MOS component is that ___
|
|
0
|
144
|
April 20, 2021
|
|
Characteristic curves for JFETs generally show ___
|
|
0
|
265
|
April 20, 2021
|
|
Transconductance is the ratio of ___
|
|
0
|
250
|
April 20, 2021
|
|
When a JFET is pinched off ___
|
|
0
|
138
|
April 20, 2021
|
|
A JFET circuit essentially never has ___
|
|
0
|
361
|
April 20, 2021
|
|
The gate of a JFET has ___
|
|
0
|
141
|
April 20, 2021
|