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(en)
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Microwave noise measuring apparatus
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(en)
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Noise compensated synchronous detector system
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(en)
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Apparatus and method for tuning a filter
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(en)
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Automatic frequency control circuits
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(en)
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YIG Filter Tuning System and Method
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SU156190A1
(enrdf_load_stackoverflow)
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(en)
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Circuit means for adjusting frequency keyed telegraph receivers
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Crosby
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Communication by phase modulation |
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(en)
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Frequency control system
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(no)
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Fremgangsmaate til automatisk trimming av telekommunikasjonsmottagerapparater.
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(en)
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Frequency stabilization by molecularly resonant gases
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(en)
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Frequency discriminator for carrier shift signaling systems and the like
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(en)
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Automatic frequency control
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(en)
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Method for receiving periodic impulses
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(en)
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Frequency-selective network
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(en)
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High-bandwidth phase lock loop circuit with sideband rejection
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(en)
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Narrow bandwidth high q communication system
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GB1011513A
(en)
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Improvements in or relating to amplitude modulation measuring apparatus
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(en)
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Automatic frequency control for fsk telegraph receiver
|
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(en)
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Linear distortion measuring
|
|
RU2113763C1
(ru)
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Следящий приемник широкополосного сигнала
|
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TWI879310B
(zh)
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使用ｉｑ混頻器偵測反射信號之振幅調變及相位擾動之穩頻及相位雜訊抑制微波源
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(en)
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Phase-selective amplifier
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(en)
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Selective voltage output measurement
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(en)
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Radio direction finder
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