This circuit was found in a Philips documentation from 1966. The circuit provides 1 mW with a power supply of only 1.3 V. Transistors support current BC series equivalents.
We found this circuit in a Japanese documentation from the 1960s. The frequency depends on the...
According to its author, this device indicates the amount of force applied to the sensors. The...
The consumption of this circuit is only 50 uA in the standby condition and 4.5 mA when supplying a pulse...