Full access allows:
- Solve all tests online without limits;
- Remove all advertisements on website;
- Adding questions to favorite list;
- Save learning progress;
- Save results of practice exams;
- Watching all wrong answered questions.
77. What is the primary purpose of both a high and a low I.F. system in a HF receiver?
A high first intermediate frequency (I.F.) in an HF receiver primarily minimizes image signal interference by increasing the separation between the desired signal and the image frequency, facilitating effective filtering.
Comments (0)
There are no comments at the moment. If you found an error or think question is incorrect, tell everyone about it
Only signed in users can write comments
Signin