The New AK-4 World Scale Tuning Converter
Explore the full potential of your music and enhance your performance with the new AK-4 PRO WORLD SCALE TUNING CONVERTER. With the AK-4, you can create authentic microtonal keyboard music right from your existing gear.
We’ve combined all the features you love from the AK-1 and AK-2 Pro with NEW innovations to make the AK-4 better and more enjoyable to use. Innovations include class-compliant USB MIDI interface and Breath Controller/Expression Pedal input.
Kelfar Technologies is a California-based creator of hardware and software for the world music market. Our MIDI controllers, micro tuning devices, applications for iPad devices and sound libraries convert keyboards and synthesizers into systems capable of portraying the infinite beauty of Arabic, Greek, Gypsy and other world music styles.
Whether you need a device to adjust a standard equal-tempered keyboard to the microtonal scales, or additional sound libraries to add color and authenticity to your world music performances, Kelfar Technologies offers easy solutions for amateur and professional musicians alike.
We ship worldwide and welcome inquiries from companies, individuals, musicians, DJs and anyone interested in performing world music.