Central College’s music department will offer four virtual performances in April. Performances will begin with a Jazz Band concert at 8 p.m. Friday, April 23, in Cox-Snow Music Recital Hall. Guest artists include Dave Kobberdahl on trumpet, Nate Sparks on piano and Dave Bohl on saxophone. The concert will be directed by Gabriel Espinosa, associate professor of music. The Flying Pans Steel Band, Percussion Ensemble and Dutch Boom will perform during the Percussion Extravaganza at 7:30 p.m. Saturday, April 24,…