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An electronic keyboard, portable keyboard, or digital keyboard is an electronic musical instrument based on keyboard instruments. [1] Electronic keyboards include synthesizers , digital pianos , stage pianos , electronic organs and digital audio workstations .
The bass section has one timbre, and the main section has 22, assignable to one of four presets. Like most small Casio keyboards the MT-40 has a drum section with 6 different beats, a tempo knob, and a "fill" button. The fill button plays sixteenth note pulses of either the "snare" or "kick" as long as it is held down.
full size 10 24 CPS 201 1986 61 full size 5 24 D(x6) In/Out/Thru Touch sensitive. CK 10 29 petite 4 1 AA (x4) - Built-in AM/FM radio and permanently attached antenna. CK 200 1985 29 petite Boombox with built-in keyboard and cassette deck. [231] CK 500 49 mini 8 Built in AM/FM radio, keyboard and dual cassette decks. [232] DJ 1 32 mini
Simpler electronic keyboards have switches under each key. Depressing a key connects a circuit, which triggers tone generation. Most keyboards use a keyboard matrix circuit, in which 8 rows and 8 columns of wires cross — thus, 16 wires can provide 8 × 8 = 64 crossings, which the keyboard controller scans to determine which key was pressed. [7]
Mechanical keyboards (or mechanical-switch keyboards) are computer keyboards which have an individual switch for each key. The following table is a compilation list of mechanical keyboard models, brands, and series:
The original Speak & Spell was the first of a three-part talking educational toy series that also included Speak & Read and Speak & Math.This series was a subset of TI's Learning Center product group and the Speak & Spell was released simultaneously with the Spelling B (a non-speech product designed to help children learn to spell), and the First Watch (designed to teach children to read ...