This circuit was found in a 1967 Philips documentation. The circuit fires when light stops hitting the photo sensor. Equivalent phototransistors can be used.
Dark switch (CB8254E)
- Details
- Written by: Newton C. Braga
This circuit was found in a 1967 Philips documentation. The circuit fires when light stops hitting the photo sensor. Equivalent phototransistors can be used.
