2.Front and rear panel

5. Shift key

This key is used in conjunction with other keys. When held down, it gives an additional function to another key.

Shift + Play/Pause key:Playback from the beginning of the pattern.

Shift + Rec key:During playback, erase triggers from the pattern.

Shift + Step keys:Execute the function shown below each step key.

Shift + dial: If the Shift key is held down as you rotate the dial, the value in the dis play will change in steps of ten.

Shift + Select key:In Pattern mode, the target step will be advanced by one.

For other Shift key combinations, refer to the explanation of each parameter.

Connector section

1. Power switch

This switch turns the power on/off. Each time you press it, the power will alternate on or off.

2. DC 9V

Connect the included AC adapter here.

3. Adapter cable holder

Hook the adapter cable around this so that it will not be disconnected accidentally.

4. MIDI connectors

IN MIDI data is received at this connector to control the EA-1 from an external MIDI device or to receive a data dump.

OUT MIDI data is transmitted from this connector to control an external MIDI de vice or to transmit a data dump.

THRU MIDI data received at the MIDI IN connector is re-transmitted without change from this connector. This is used to "daisy-chain" multiple MIDI devices.

5. AUDIO IN jack

This jack receives the signal that will be used for Audio In of OSC1. The sound that is input here will be used as the sound of OSC1.

6.PART1/MIX, PART2 (part output jacks)

Connect your audio cables from these jacks to send the sound of Parts 1 and 2 separately to your mixer or powered monitor system (powered speakers) etc. If you wish to output the sound of Parts 1 and 2 together, make connections to the PART1/MIX jack.

7. (headphone jack)

A set of stereo headphones fitted with a stereo jack plug can be connected here.

The output is monaural.

2.Front and rear panel

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Korg EA-1 manual Connector section, Shift key

EA-1 specifications

The Korg EA-1 is a distinctive and innovative synthesizer that has captured the attention of electronic musicians and producers since its release. As part of Korg's Electribe series, the EA-1 offers a unique combination of features, technologies, and characteristics that make it an ideal choice for those looking to create cutting-edge sounds and rhythms.

One of the main features of the Korg EA-1 is its analog modeling synthesis engine. This technology allows users to create rich and dynamic sounds with an impressive level of detail and complexity. The EA-1 is designed to emulate classic analog synthesizers, providing a warm and organic tone that is often sought after in electronic music. With its versatility, the EA-1 is capable of producing a wide range of sounds, from punchy bass lines to shimmering leads and atmospheric pads.

The EA-1 also includes a powerful sequencer that allows for intricate pattern creation. Musicians can easily create and edit sequences, adjusting parameters such as pitch, rhythm, and modulation in real-time. The sequencer features up to 64 patterns, each of which can be arranged into a complete song. This feature is ideal for live performances, enabling musicians to switch between different patterns seamlessly.

Another standout characteristic of the Korg EA-1 is its user-friendly interface. The device boasts a clear layout, with dedicated knobs and buttons that make it easy for users to navigate its various features. The large LCD display provides essential information at a glance, allowing for quick adjustments during live sessions or studio work.

In terms of connectivity, the Korg EA-1 is equipped with MIDI in and out ports, enabling it to be easily integrated into any setup. Musicians can connect the EA-1 with other instruments and software, enhancing their creative possibilities. Additionally, the EA-1 supports audio input, allowing users to process external sounds through its built-in effects.

The EA-1 also features a range of built-in effects, including delay and reverb, which help to shape and enhance the sounds created with the synthesizer. These effects can be applied in real-time, providing added depth and character to the music.

In summary, the Korg EA-1 synthesizer stands out due to its analog modeling synthesis, powerful sequencer, user-friendly interface, extensive connectivity options, and built-in effects. This combination of features and technologies makes it a valuable tool for electronic musicians seeking to create unique and inspiring sounds. With its ability to emulate classic tones while offering modern flexibility, the Korg EA-1 continues to be a popular choice for music creators across various genres.