Electone Yamaha HS-8 is a musical instrument that forms part of the Yamaha Electone series. This series is characterized by being a range of electronic organs that offer a variety of sounds and advanced functions. Below are some of the main features of the Yamaha HS-8:

Keyboards:

Two manual keyboards (Upper and Lower) of 49 keys each.
A 20 note pedal to play with your feet.
Sound generation:

AWM Sound Generation System (Advanced Wave Memory), which provides a wide range of high-quality sounds.
Multiple polyphony to touch complex chords and melodies without loss of notes.
Records and voices:

Wide selection of preset voices and records, including sounds of traditional organs, pianos, strings, metals and more.
Capacity to store and recover custom log combinations.
Ritmos and accompaniments:

Varied collection of rhythms and patterns of automatic accompaniment.
Self-accompaniment function that allows to play with accompaniment of pre-programmed chords and rhythms.
Effects:

Effects incorporated as reverberation, choir and others to enrich the sound.
Controls to adjust the depth and intensity of the effects.
Controls and functions:

Digital display for easy navigation and configuration of parameters.
Recording and playback functions to capture and listen to interpretations.
MIDI functions for connection with other electronic devices and music software.
Pedals of expression and volume:

Expression steps to dynamically control the volume and intensity of the sound.
Adjustable steps to control different parameters and effects.
Connectivity:

Audio outputs to connect to external amplification systems.
MIDI ports for integration with other musical instruments and equipment.
These are some of the outstanding features of the Yamaha HS-8, a versatile and complete electronic organ that has been popular with musicians for their sound quality and advanced capabilities.