In the last decades of the 17th century, the five-course guitar underwent a series of transformations that changed it into the six-stringed Classic guitar. The new instrument had an expanded melodic and harmonic range and was remarkably suited to the style of music at the turn of the 19th century. Being new, the guitar did not have rauchof a tradition in the domain of chamber music in the Classical style.Its past involvement in charaber music had been limited largely to vocal and instrumental accompaniment, and to all-guitar ensembles (mostly duets and trios), The six-stringed instrument had not been consistently used in chamber ensembles involving two or more unlike partners.
Chamber music for guitar at the turn of the 19th century represented a new and unique genre, .Among the different ensembles that used the guitar, the chamber trio—guitar with two other instruments—proved the most viable and successful, The majority of guitar chamber music works was of this genre.
The guitar chamber trio was a workable ensemble for two main reasons: (i) the weaker-toned guitar was not unduly overpowered by the two other instruments; (ii) it (the trio) was ideally suited to In the present study, the term “guitar chamber music” is used to denote works for guitar with two or more different instruments. The guitar chamber trio—guitar with two other instruments—is differentiated from the guitar trio—three guitars and no other instruments (…)
By Robert C Liew
https://app.box.com/s/be1eeixkeihwozbimvgl
http://thinktech.lib.ttu.edu/ttu-ir/handle/2346/9859