This month, we are planning to look into the topic virtual-analog software. Choose the high-quality representatives, most of his fellow imitating the original. This experiment does not carry advertising of a company development, but simply to help identify the most best of the entire mass of such devices and instruments in the software market. Journal be replenished within two weeks, namely 10, 12, 14, 16, 18, 20 and 22 November, respectively.