| Notes | Truly the finest Theremin made, the Professional is designed to meet every need of the accomplished Thereminist.
The Professional Model Theremin differs from the Vanguard Model in two main respects. First, the Professional Model is completely transistorized, and uses no vacuum tubes. Second, a choice of four distinctive timbres is available to the musician.
The introduction of transistors within the last few years has revolutionized the electronics industry. A transistor is a device composed of a specially produced single crystal, and is capable of performing virtually the same functions in electronic equipment as vacuum tubes...
The four tone colors of the Professional Model Theremin are named PRINCIPAL, HORN, WOODWIND, and STRING... The Principal tone is mellow and ethereal, like a flute, and is the timbre traditionally associated with the Theremin. The Horn tone is sharp and nasal, like that of an oboe. The Woodwind tone is hollow and woody, like a clarinet. The String tone is rich in overtones, like that of any stringed instrument... |
