One-Click Digital Filter Design Services on the Web, Freely using, Having the Function of E-Mail Deliverys

This correspondence presents the digital filter design services over the Internet. This Web site offering a digital filter design services for your specifications, freely using, for everyone-from high school students to professionals-by utilizing small software modules which can easily port to the other PC-UNIX servers. All content is free to use and reuse under a principle of self-responsibility. At present there are more than hundreds of thousands of design queries per a year. Most of classical common filter design methods are provided by this server. This Web site is quite useful under some circumstances such as in the field of education