Avalanche Oscillator (CB7112E)

Found in a General Electric documentation from 1970, this circuit consists of a relaxation oscillator that uses a transistor from that time.

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Level Changer (CB6646E)
This circuit found in a 1964 US publication reverses the signal level by providing 9 to 0 V...
Transient free divider by 8 (CB6825E)
This circuit is from 1967 General Electric documentation. It uses SUS which are not very common...
XMC1400 Series of Industrial MCUs
August 2017 - MCUs of the new Infineon MC1400 series for industrial use can now be purchased from...