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DD289391A5
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Current voltage transformer for ac
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DD290158A5
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Solid agent soft loose flux
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DD282893A5
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Device for length cutting of flat belt pipes
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DD276955A1
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Startup switch for switched dc voltage transformers
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DD273539A1
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Circuit arrangement for adjustable evaluation of broken signals in distribution circuits
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DD272752A1
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Circuit arrangement for regenerating lifted tactical signals through the threshold control
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DD272175A1
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Controlled amplifier for optical receptioners
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DD270807A1
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Pcm multiplex device
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DD268576A1
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Interface circuit between channel cards and centralized modules of a pcm multiplex equipment
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DD271006A1
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Circuit arrangement for setting a variable frequency rate in phase rules
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DD266679A1
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Counter-activity switching for low-voltage voltage converter
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DD267807A1
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Threshold full-row rectifier circuit
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DD260156A1
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Circuit arrangement for suppressing stoering impulse delays
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DD260160A1
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Arrangement for synchronization in digital time multiplexing devices
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DD259947A1
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Circuit arrangement for digital phase synchronization
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DD263172A1
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Protection against unwanted grinding in regenerators
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DD259946A1
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Protective switching for the octet active signal in digital phase synchronization
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DD258482A1
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Constant current source with operational amplifier
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DD258088A1
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Interruption switching for microrechner
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DD256004A1
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Method and arrangement for commissioning and testing microrechners
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