What is difference between dBm and dB?

Related questions

1. Is 20 dB twice as loud as 10dB?
2. What is RMS value of AC?
3. What is maximum ERP?
4. How is ERP calculated?
5. What is good signal strength for 4g?
6. Why do we take 3db bandwidth?
7. What is 3db frequency?
8. How loud is a speaker?
9. How do you calculate 3db cutoff frequency?
10. How do you calculate ERP?

Tags

1. #denotes
2. #shorthand
3. #values
4. #referenced
5. #ratio
6. #related
7. #level
8. #power
9. #different
10. #milliwatt
11. #absolute
12. #relative
13. #decibels
14. #decibel
15. #concepts
16. #measured
17. #represent
18. #express