milliampere

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milliampere

[¦mil·ē′am‚pir]
(electricity)
A unit of current equal to one-thousandth of an ampere. Abbreviated mA.
References in periodicals archive ?
Taking into account the unique nature and high cost of the sources of synchrotron radiation, extensive investigations are being carried out into the development of compact laboratory sources of x-ray radiation with the focusing of electron beams of micron dimensions and with current of several milliamperes.
05 milliamperes in intensity and confirmed by referring to the CT scans (figure 2).
61) A colleague agreed that the "problem of removing hairs in rich patients was not so great because they could pay and could pass through treatment without taking the full current of 1 1/2 milliamperes.
CES uses between 100 microamperes and four milliamperes typically applied for a duration of 20 minutes to an hour, daily or every other day.
Low currents, such as a few 10s of milliamperes (typical of a monitoring or alarm circuit), will not break through the oxides well enough to create a reliable low-resistance current path.
Estimations indicate that an on state will be maintained for more than 10 years when a constant current of a few milliamperes is present at room temperature.
The simultaneous simulation and measurement of 14 different thermocouples; 10 2-, 3- and 4-wire resistance temperature detectors, including Pt, Cu and Ni; voltage, millivolts and milliamperes (active and passive loop); ohms; frequency; and pulse.
4 kg) Power requirements Voltage 12 volts DC Slewing current 690 milliamperes Tracking current 280 milliamperes Slewing speeds Maximum 2.
The current is trivial, less than 3 milliamperes (mA).
The generator, set at 45 kilovolts and 40 milliamperes (mA), generated X-rays from a copper-target X-ray tube.
As Figure 7 shows, the current-mirror topology for biasing GaAs HBT power amplifiers requires tens of milliamperes (mA) of control current and has a 6 mA/100 mV control sensitivity and +1000 ppm/[degrees]C temperature dependency.
The small contact area of the jack pads on the hard, high-resistivity limestone surface reduced the current flow to levels as low as 23 milliamperes at 950 vac.