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US2711514A
(en)
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Wave guide modulation system
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(en)
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Ranging system
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(en)
|
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Piezoelectric pulse amplifier
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SE176806C1
(https=)
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|
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CA1133596A
(en)
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High peak power microwave generator using light activated switches
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DE69004999D1
(de)
|
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Schaltungsanordnung.
|
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US3940919A
(en)
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Electronic wristwatch with electronic sound emitter device
|
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(en)
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Method and apparatus for producing rapid build-up of radio frequency oscillations
|
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(en)
|
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Automatic range switching for digital depth sounders
|
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(en)
|
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Sonar system for use by fishermen and the like
|
|
US3792358A
(en)
|
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Single cycle transmitter
|
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NO121154B
(https=)
|
|
|
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US4912478A
(en)
|
|
Signal time delay magnetostatic spin wave device for phased array antennas
|
|
DE2935143A1
(de)
|
|
Vorrichtung zur automatischen kalibrierung von ultraschallentfernungsmessern
|
|
US2514619A
(en)
|
|
Stroboscopic device |
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GB2070456A
(en)
|
|
Water treatment apparatus
|
|
SU60260A1
(ru)
|
|
Радиоприемник
|
|
US3243726A
(en)
|
|
Crystal oscillator having plural, selectable feedback paths and adjustable frequencydetuning means
|
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ZHIDKO
|
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Passage of pulses through an inhomogeneous plasma medium |
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GB924208A
(en)
|
|
Improvements in and relating to the testing of radar apparatus
|
|
US2944224A
(en)
|
|
High speed binary counter
|
|
US3491359A
(en)
|
|
Frequency swept reply radar transponder
|
|
RU2106654C1
(ru)
|
|
Импульсная рлс
|
|
DE895467C
(de)
|
|
Einrichtung zur selbstaendigen Unterbrechung von Energieleitungen
|
|
SU493662A1
(ru)
|
|
Прибор дл измерени силы нат жени анкера
|