What problem can occur when using an automatic notch filter (ANF) to remove interfering carriers while receiving CW signals?
Which of the following types of noise can often be reduced with a digital signal processing noise filter?
Which of the following signals might a receiver noise blanker be able to remove from desired signals?
How can conducted and radiated noise caused by an automobile alternator be suppressed?
How can radio frequency interference from an AC motor be suppressed?
What is one type of electrical interference that might be caused by a nearby personal computer?
Which of the following can cause shielded cables to radiate or receive interference?
What current flows equally on all conductors of an unshielded multi-conductor cable?
What undesirable effect can occur when using an IF noise blanker?
What might be the cause of a loud roaring or buzzing AC line interference that comes and goes at intervals?
What could cause local AM broadcast band signals to combine to generate spurious signals in the MF or HF bands?