Describe two ways in which analog and digital signals are boosted.​

Below are the two ways in which analog and digital signals are boosted:

1. amplifier
- Simple signs go through a speaker, an electronic gadget that expands the voltage, or quality, of the signs. 

2. repeater
- Review that a repeater is a gadget that recovers an advanced flag in its unique frame, without the clamor it may have beforehand gathered