Based on Texas Instruments documentation, this circuit is based on the BQ2000 a circuit used to power LEDs. The circuit can be used with lithium-ion batteries.
This circuit generates an ultrasound whose frequency is set in P1. Reproduction is done on a...
This circuit was suggested by General Electric / RCA in a 1980s documentation. The components are of...
The circuits shown in figure 2 are suggested by Texas Instruments (www.ti.com) make use of the...