Приклади вживання Dbm Англійська мовою та їх переклад на Українською
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DBm⇆ mW converter.
Transmit Power(dBm).
DBm is a decibel milliwatts meaning.
Output power up to 45 dBm.
Dbm files similar to associative arrays.
What is the difference db and dbm-.
Measurement Units dBm, dB dBm, dB dBm, dB.
What is the difference db and dbm.
DBm is defined miliwatt. 0 dBm= 10lg1 mw;
Transmitter power 22 dBm(max.).
In dB, dBm calculation, pay attention to basic concepts.
GPS/GLONASS module- sensitivity -164 dBm.
Input Signal level: -84 dBm to 0 dBm(average power).
Measurements can be displayed in different units- dBm or W.
As another example, with a dBm by another dBm, the obtained result is dB.
As a result of such measurement, we receive a value in dBm.
DBm is a power that the absolute value of the units, the calculation formula is: 10lg power value/ 1mW.
The maximum outputpower of the radios is generally 0 dBm(1 mW).
Zero dBm equals one milliwatt, and 1 dBm is one decibel greater(about 1.259 mW).
We see the relevant technical information,it often encounters the concept of dB and dBm.
Difference between these values(in dBm) or logarithmic relationship(in W) between them makes up loss in the line.
Normal transmissions carry a station's callsign, Maidenhead grid locator,and transmitter power in dBm.
Zero dBm is the level corresponding to one milliwatt, and 1 dBm is one decibel greater(about 1.259 mW).
For example: If the transmit power of 1mW, according to dBm units after the conversion value should be: 10 lg 1mW/1mW= 0dBm;
DBm(sometimes dBmW or Decibel-milliwatts) is an abbreviation for the power ratio in decibels(dB) of the measured power referenced to one milliwatt(mW).
For each 3 dB decrease in level, the power is reduced by about one half, making-3 dBm correspond to a power of about 0.5 mW.
Power meters with a more sensitive photo detector(+6…-70 dBm) are suitable for measurements in telecommunication networks, and measuring of rather great power(+26…-50 dBm) is important for optical cable TV networks.
A 3 dB increase in level is approximately equivalent to doubling the power,which means that a level of 3 dBm corresponds roughly to a power of 2 mW.
Sets of models of reduced size("on a scale"), toys in the form of animals or other creatures, toys and models with an integrated engine, containing transceivers, transmitters, and receivers(radio-controlled toys)with a transmitter powergt;5 mW 7 dBm.
If this value corresponds to the allowable input level of the optical receiver, and coincides with the calculated design value, loss in the optical path(optical transmitter- optical receiver) is within the acceptable range(standard input level value is -7 dBm to+ 3 dBm, depending on the type of optical receiver).