The word gobo is used in the world of light and lighting to mean a shaped template which is held in front of a light source to form a particular image in the light beam.he word gobo is used in the world of light and lighting to mean a shaped template which is held in front of a light source to form a particular image in the light beam.
If you forget to dial ten digits in areas where ten-digit dialing has been implemented *, you will hear a recorded announcement telling you that the call cannot be completed as dialed. Customers should use all 10 digits* when giving their number to family, friends and customers.
Generates a square wave of the specified frequency (and 50% duty cycle) on a pin. A duration can be specified, otherwise the wave continues until a call to noTone(). The pin can be connected to a piezo buzzer or other speaker to play tones. Only one tone can be generated at a time. If a tone is already playing on a different pin, the call to tone() will have no effect. If the tone is playing on the same pin, the call will set its frequency.