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DE1121111B
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Saw tooth voltage generator based on a bootstrap circuit
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DE1162475B
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Active power measuring device
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DE1102015B
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Synchronization device for the common receiving device of a cyclically acting telemetry system
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DE1108594B
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Passive electronic decoding device with transistor storage units
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DE1048296B
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Device for applying an alternating signaling current by static means to a wire in which speech currents flow
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DE1058566B
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Device for regulating the amplitude of electrical oscillations by means of a control voltage
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DE1059966B
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Device for regulating the amplitude of electrical oscillations by means of a control voltage
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DE1113969B
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Subsea telecommunications cable arrangement with rigid, pressure-resistant amplifiers
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DE1106087B
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Digital-to-analog converter for coding 2 different values of a measured quantity
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DE1100990B
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Device for analog-digital conversion of 2 different values of a measured quantity
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DE1059026B
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Safety transport device for punched tape in telegraph equipment
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DE1045465B
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Electromagnetic dialer
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DE1042652B
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Magnetic amplifier working as a relay
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DE1059953B
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Circuit arrangement for automatic billing in teleprinting systems with toll-free and chargeable connections
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