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Electronic calculating device with faculties of detecting reproduction level of data applied thereto
Electronic calculating device with faculties of detecting reproduction level of data applied thereto
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机译:具有检测应用于其的数据的再现水平的能力的电子计算设备
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摘要
An electronic calculating machine includes a control circuit for receiving digital calculation information recorded in an audio tape to be applied to the machine. The control circuit comprises a circuit for forming the information to pulse signals, a circuit for counting the pulse width in a time period, a circuit for comparing the pulse width with a certain value preset therein, and a display for showing the comparison results by letter information.
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