Dissecting the Robert Moog synthesiser doodle

New Delhi: The Google doodle marking the 78th birthday American electrical engineer Robert 'Bob' Moog had the online world hooked trying out their keyboard skills.

The interactive doodle, the second interactive musical instrument doodle since the digital guitar on Les Paul's 96th birthday, has some cutting-edge Web technologies behind it.

The Bob Moog Google doodle is powered by JavaScript, Closure libraries, CSS3 and tools like Google Web Fonts, Google+ API, Google URL Shortener and App Engine.

The Bob Moog Google doodle is powered by JavaScript, Closure libraries, CSS3 and tools like Google Web Fonts.

The doodle keeps the theme of music technology from the 1960s and patches the keyboard into a 4-track tape recorder so users can record, play back and share songs via short links or Google+.

In tune with Bob Moog created musical machine, the interactive doodle is synthesised from a number of smaller components to form a unique instrument. A list of the all the tools available at the user's disposal follows:

1. Oscillator 1

- Volume

- Range

- Waveform

2. Oscillator 2

- Volume

- Range

- Frequency

- Waveform

3. Oscillator 3

- Volume

- Range

- Frequency

- Waveform

4. Master volume

5. Modulation on/off

6. Modulation wheel

7. Cutoff, glide and contour

8. Attack, decay and sustain

9. Attack, decay and sustain

10. Keyboard active light

11. Tracks 1-4

12. Play and record

13. Share recording via Google+

14. Share recording via short link

How to play the Robert Moog Google doodle

- Click on the doodle to activate "keyboard mode" and play sounds by typing.

- On US English keyboards, the QWERTY and number rows emulate the order of the synthesiser keys

- To adjust knobs, click, click and drag up and down, or click and use the arrow keys

- To record a different track, click the track's volume metre.

The Robert Moog Google doodle has been created by Google engineers Reinaldo Aguiar, Rui Lopes and Joey Hurst in association with Google's doodle team lead Ryan Germick.

Also See

• Google using Bob Moog doodle to promote Chrome
• Robert Moog's 78th birthday: Rare childhood pictures
• Watch: How to use the Robert Moog Google doodle
• Google's musical doodle: Who was Robert Moog?
• Google doodles Robert 'Bob' Moog's synthesizer

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