Decade neon counter (CB6618E)

Found in a 1969 documentation, this neon lamp circuit may have the number of steps increased. The power supply is made with high voltage.

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Sampling and Holding (CB8641S)
Found in English documentation from the 1990s, this circuit can employ equivalent components. The...
170 degree phase shifter (CB8158E)
Found in an American circuit manual from the 1970s, this circuit can use any general-purpose transistor....
12 V x 3.5 A Power Supply (CB1215E)
The diagram of this source appeared in a 1982 American publication, drawing attention to its...