Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Pass-Band Limits for the Fixed and Variable Bandwidth Filters
| |
Pass-band definition |
|
|---|---|---|
| Filter type | Lower limit | Upper limit |
| Fixed BW | fc − 2Hz | fc + 2Hz |
| Variable BW | fc − fm | fc + fm |
BW, bandwidth; fm, modulation frequency; fc, carrier frequency.
