Home Having essentially various approach to the sound world, these two aforementioned directions have united not casually: them one general thought - idea of boundless coverage of phonic space and full mastering by it moved. The Technics has played here only подспорную a role. Here it is necessary to mention ещe one branch of electronic music as it represents as though symbiosis of traditional execution on musical instruments and, directly, most electronic music. Speech идeт about the so-called "expanded" tools, for the first time применeнных John Kejdzhom (1912-1992) which represent usual performing tools, снабжeнные the adapter, the powerful amplifier, electrofilters and a number of other adaptations. Всe it incorporates with микшерским the panel behind which there is a composer. At record on a recorder tape, вооружeнных in a similar way executors, the author can switch off at own discretion from the general execution the desirable tool, operating its dynamics and, filtering sounding of the tool, to allocate or "приваливать" any areas of its timbre, or to bare sound processes which in general are never audible at usual execution. Besides, here the recorder tape with record of concrete electric sounds can be connected. In hands of the composer, thus, there is something like a live synthesizer.