The Electrical Review, Том 147IPC Electrical-Electronic Press,., 1950 |
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... unit and its associated power unit . Observation of the null dition is visual and the detector unit comprises a three - stage amplifier , thermionic rectifier and milliammeter . The first stage of the amplifier has a feedback filter to ...
... unit and its associated power unit . Observation of the null dition is visual and the detector unit comprises a three - stage amplifier , thermionic rectifier and milliammeter . The first stage of the amplifier has a feedback filter to ...
Сторінка 463
... Unit " board controlling auxiliary switchgear of one boller - turbine unit , comprising also recorders , generator field controls , etc. ( Bailey Meters & Controls , Ltd. ) Fig . 16. - One " unit " -panel of a station performance ...
... Unit " board controlling auxiliary switchgear of one boller - turbine unit , comprising also recorders , generator field controls , etc. ( Bailey Meters & Controls , Ltd. ) Fig . 16. - One " unit " -panel of a station performance ...
Сторінка 463
... unit " arrange- ments , the respective valves are usually remotely operated from one central point . Automatic boiler control is an almost standard feature . The control room , con- trolling as before the power output of the " unit ...
... unit " arrange- ments , the respective valves are usually remotely operated from one central point . Automatic boiler control is an almost standard feature . The control room , con- trolling as before the power output of the " unit ...
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