How did the growth of democracy in the 1820s and 1830s change american society?

The growth of democracy in the 1820s and 1830s had a huge impact on American society. Since democracy was favored, politicians, especially, had to seek the agreement of the public with regards to important issues before they finalize their decisions. This was particularly beneficial for the citizens since it meant that the politicians were doing things in the best interest of the public.

PCM: Pulse code modulation. It is a method used to digitally represent sampled analog signals. It is the standard form of digital audio in computers, digital telephony and compact discs. The amplitude of this signal is sampled regularly at uniform intervals.

PAM: Pulse amplitude modulation. It is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulses.