Audio amplifier 741 (CB20478E)

This low power audio amplifier was found at 1992s Popular Electronics. Transistors are general purpose common types.

Ultrasound Emitter (MSB122E)
The circuit shown by the figure below can produce signals in the range between 20 kHz and 30 kHz....
Texas Instruments' TPS25810 USB Type-C DFP Controller for Host Devices
January 6, 2016 - Mouser Electronics, Inc. is now stocking the TPS25810 USB Type-C™...
RAME017 Absolute Magnetic Encoder
April 2017 - The new RAME027 rotating magnetic absolute encoders with Vishay's displacement sensor are...