How to convert power in dBm to dBW. The power in dBW (P (dBW)) is equal to 10 raised by the power in dBm (P (dBm)) divided by 10: P (dBW) = P (dBm) - 30.
Step-Voltage Regulators applied in the utilityâs distribution systems are generally medium-voltage mechanical automatic voltage regulators (AVR). It should be noted that there are two distinct types of AC automatic voltage regulators: Medium-voltage (mechanical) and the Low-voltage regulators (mechanical or electronic).
Controls on the driver's side of the footplate. Not visible in the photo, because they are down by the floor, are the rail sanding gear and cylinder drain cocks (see text for details) The regulator is the 'throttle' of the locomotive; it controls the delivery of steam from the boiler into the cylinders.