发电机依靠电压调节器控制输出电压。电压调节器检测三相输出电压，以其平均值与要求的电压值相比较。调节器从发电机内部的辅助电源取得能量，通常是与主发电机同轴的小发电机，传送DC电源给发电机转子的磁场激励线圈。线圈电流上升或下降，控制发电机定子线圈的旋转磁场或称为电动势EMF的大小。定子线圈的磁通量决定发电机的输出电压。
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全球疯狂低价甩卖
HP/Agilent 6823A DC Power Supply / Amplifier
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Comtech AR8829-50 Linear Amplifier, 800 to 2000MHz, 50 Watts
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Eaton 363-1000 RF Power Amplifier, 500-1000MHz, 100+ Watts
Eaton 363-150 RF Power Amplifier, 2-150MHz, 200+ Watts
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HP/Agilent 8447a PreAmplifier
HP/Agilent 8447D Amplifier, 0.1-1300MHz
HP/Agilent 8447E Amplifier, .1-1300MHz
HP/Agilent 8447F Amplifier, 1-1300 MHz
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Hughes 8020H01 TWT Amplifier, 2 to 4GHz, 20W
IFI 1570 Amplifier, 0.01 to 20MHz, 35 Watt
Logicmetrics A340-K1 / Repair TWT Amplifier, 18-40GHz, 15 Watts output
Logimetrics A600L, A600-L TWT Amplifier, 1 to 2GHz, 250-300 Watts
Logimetrics A610P, A610 P TWT Amplifier, .5 to 1GHz, 250-300 Watts
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STANFORD RESEARCH SR560 Low-Noise Preamplifier
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HP/Agilent 83051A 45MHz to 50GHz Microwave System Amplifier
Keithley 427 Current Amplifier
Comtech AR1929-100 Linear Amplifier, 1 to 2GHz, 100 Watts
Comtech AR88168-10 Linear Amplifier, 800 to 1600MHz, 10 Watts
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Singer-Alfred 562A TWT Amplifier, 4-8GHz, 1W
Hughes 8020H04 TWT Amplifier, 12.4 to 18GHz, 20 Watts
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Logimetrics A600X, A600-X TWT Amplifier, 8 to 12GHz, 250-300 Watts
Logimetrics A600S, A600-S TWT Amplifier, 2 to 4GHz, 250-300 Watts
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ENI 5100L Amplifier, 1.5MHz to 400MHz, 100W power output
ENI LPI-10, LPI10 Linear Pulsed Amplifier, 1000W, 10-86MHz
Ithaco 3961 Dual Phase Lock-in Amplifier
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ENI 1140LA RF Power Amplifier, 9 kHz to 250 kHz, 1100 W, 55 dB
ENI 3200L RF Power Amplifier, 250 kHz to 150 MHz, 200 W, 55 dB
IC693CBK003
IC693CBK003
IC693CBK003
ENI 525LA Power Amplifier, 1 to 500MHz, 25W
Varian VZL6943G5 TWT Amplifier 1-2 GHz, 200 Watts
ENI 550L RF Amplifier, 1.5 to 400MHz, 50W
Logicmetrics A600C TWT Amplifier, 4 to
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