Instrumentation
The symphony is scored for mixed choir (in the final part) and orchestra of piccolo, 2 flutes, 2 oboes, 2 clarinets, 2 bassoons, 4 horns, 3 trumpets, 3 trombones, tuba, timpani, triangle, snare drum, bass drum, cymbals, glockenspiel, siren, and strings.
Read more about this topic: Symphony No. 2 (Shostakovich)