Kraftor

Description

Introducing Kraftor, the newest addition to Polaxis’s lineup, engineered to enhance your speech synthesis projects.

This versatile host system for our voice boards eliminates the need for a Eurorack. It connects seamlessly to your computer, giving you direct access to a world of auditory creation.

Whether generating text-based speech or crafting unique sounds via MIDI or Serial inputs, Kraftor’s flexibility and performance are designed to meet your creative needs.

Specifications:

– CPU: SAMD21 ARM® Cortex®-M0+ running at 48 MHz.
– USB Connectivity: for power, software updates, MIDI control, and serial communication.
– MikroBUS Port: for easy addition of hardware synthesizers.
– Built-in 3-watt amplifier with volume control: Ensures a clear and robust output, making Kraftor ideal for standalone use or as a speaking device to assist the visually impaired.
– MIDI Control: Through TRS (type B) or USB for precise voice and sound modulation.
– Serial Control: Allows for unique ‘talking printer’ capabilities.
– Channel Settings: Easily adjustable via onboard switches.
– Power: USB powered for convenience and mobility.
– Output Ports: Includes external Speaker 3.5 mm jack and Line level audio out 6.35 mm Jack.
– PCB Dimensions: 10×6 cm.
– Grove Connector: for further I2C connectivity (OLED, sensors,…). Includes an I2C isolator.

Kraftor’s design prioritizes ease of use and flexibility. It features a straightforward interface with USB connectivity for all functionalities.

While Kraftor includes a built-in amplifier for clear output, the focus is on its flexibility and compatibility with Polaxis voice boards, which are designed to meet the diverse needs of creators and innovators.

Whether used for music production, interactive installations, or educational tools, Kraftor is ready to bring your ideas to life with remarkable accuracy and flexibility.

Rediscover the roots of speech synthesis with Kraftor – your computer’s new voice companion, bridging the legacy of classic speech chips with your contemporary creativity and innovation.

Phonetic engines

(Builds speech by sequencing phonemes via MIDI)

Speakjet

Kraftor SpeakJet MIDI

This firmware lets you trigger the
SpeakJet's allophones and built-in sound effects from MIDI notes, and control volume, pitch, and bend/speed parameters
from MIDI messages.

SPO vox

Mea vox

Robovox

Kraftor Robovox MIDI

This firmware allows Kraftor to fully control the Votrax SC02 hosted on Robovox via MIDI.

Text to speech engines

(Normal text is stored in memory and triggered live)

Sino vox

Nexus vox

Nexus Serial Midi for Kraftor

This firmware allows Kraftor to trigger Nexus speech from MIDI. The sentences are edited and stored in Kraftor using a serial terminal software.MIDI notes are used to trigger the sentences.

Vax Vox

VAX USB keyboard reader

Generate speech directly from a compatible USB keyboard. Sentences are typed and edited with the help of the LCD Screen

Vax Serial Midi for Kraftor

This firmware allows Kraftor to trigger VAX speech from MIDI. It is designed to trigger sentences via MIDI notes. The sentences are edited and stored in Kraftor using a serial terminal software.

Media