DB and dBm
Test Your Knowledge on dB and dBm
Welcome to the dB and dBm Quiz! This quiz is designed to assess your understanding of decibel measurements and their applications in radio communications. Whether you're a student, a professional, or just curious about the topic, this quiz will help you enhance your knowledge.
Key Features:
- Multiple choice questions
- Text-based explanations
- Perfect for study and review
27dBm + 27dBm = ?
54dBm
30dBm
24dBm
You cannot add dBm and dBm
40dBm + 40dB = ?
43dBm
80dBm
50dBm
You cannot add dBm and dB
1 mW = ?
10dBm
0dBm
30dBm
1dBm
Path loss and amplifier or antenna gain are measured in dBm?
True
False
The output power of a radio is measured in dB?
True
False
5 Watts of power = ?
37dBm
40dBm
43dBm
46dBm
49dBm
5dBm
10dBm
20dBm
40dBm
10 Watts of power = ?
37dBm
40dBm
43dBm
46dBm
49dBm
5dBm
10dBm
20dBm
40dBm
DBm is a logarithmic unit indicating ratio between two levels?
True
False
A 2203 radio is outputting 37dBm, the coax has 2db of loss and connected to a splitter that has 6db off loss. How much power can we expect out of the splitter?
35dBm
31dBm
45dBm
29dBm
Two 1900 signals are being combined through a combiner that has 3db of loss. If they are both inputting into the combiner at 40dBm what would be the combined output power of the two signals out of the combiner?
80dBm
80dB
37dB
40dBm
40db
37dBm
20 Watts of power = ?
46dBm
43dB
37dBm
40db
43dBm
40dBm
37db
46db
40 Watts of power = ?
43dB
40dBm
27dBm
46dBm
37dBm
49dBm
40dBm - 25dB + 15dB = ?
28dB
47dBm
30dBm
30dB
15dBm
47dB
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