Frostbite is a multi-effect plugin featuring Ring Modulator, Feedback, and Freeze modules. It’s aimed at ambience and cinematic music, but can also be used for extreme sonic experiments.
The Elka Rhapsody 490 was a famous italian strings machine from the mid 70s. It was also sold as the Hohner String Vox with a beige case. EKR490 features two main sounds, Strings and Violoncello, and a combination of the two which is slightly different than just mixing both sounds together.