Here’s a free RF Filter design for your FM transmitter. A Windows® electrical filter design and analysis program designed to expedite the design of lowpass and highpass filters using Standard Value Components (nearest-5% values). You can view your spectrum analysis filter design. Read more »

This Filter Design Software will design most classical passive ladder Low-pass Filter, High-pass Filter, Band-pass Filter, and Band-Reject filters and analyze them in both the frequency and time domains. You can also enter a schematic and parts list from a book or magazine for analysis. Almost All Digital Electronic. Read more »

ZaraRadio is a powerful software to automate audio playback (automation software). Although it has been designed with radio stations in mind, its features make it useful also for shops, supermarkets, malls or bars. Read more »