Even though recording technology in 1931 had vastly improved, there were still some limitations to the quality of sound that is produced. Moving on from the physical to the electronic or the electrical technology, it proved to be a good improvement. Origins in telephony,
The track "Devil Got My Woman" recorded by Skip James in paramount was released in 1931. The technology at that time was that of electrical. The microphone had just been recently invented in 1924 and used in recording company. There were several advantages of using a microphone in recording. …
