Audio expander (CB8507E)

Based on the Philips TDA3810N, this circuit was found in an 90s Electronics Now. The circuit has two channels including the voltage regulator stage.

| Clique na imagem para ampliar |

Oscillator with Frequency Doubler (CB18885E)
This rectangular oscillator produces signals of two frequencies, one double the other. The circuit is...
Digital Capacimeter (CB4312E)
The accuracy of this circuit depends on adjustments made with capacitors of small tolerances of known...
Texas Instruments CC2564MODN Bluetooth Host Controller Interface (HCI) Module
Texas Instruments CC2564MODN Bluetooth Host Controller Interface (HCI) Module is a complete...