ZX Spectrum was created on 1982-04-23.
Spectrum HoloByte was created in 1983.
Prism spectrum is formed due to DISPERSION but grating spectrum is formed due to DIFFRACTION. In prism spectrum we have only one order but in grating spectrum we can have second order too IN prism spectrum we have continuous spectrum but in gratings we have only line spectrum In prism spectrum red end will be closer to the direct ray but in grating spectrum violet end will be closer to the direct ray
absorption spectrum
The electromagnetic spectrum is the all the frequencies possible outiside of the visible spectrum such as ultraviolet.
Continuous Spectrum
Sophie Gibb!
Sir Clive Sinclair. His first attempt at a mass produced computer was the SInclair ZX80. This was followed by the Sinclair ZX81, and subsequently the ZX Spectrum.
Citroën ZX was created in 1991.
ZX AUTO was created in 1999.
ZX Microdrive was created in 1983.
ZX80 - 1980 ZX81 - 1981 ZX Spectrum - 1982
Mega Man ZX was created on 2006-07-06.
Australian ZX Users' Association was created in 1981.
Mega Man ZX Advent was created on 2007-07-12.
Daniel Haywood has written: 'Creative arcade games on your ZX Spectrum'
Xeris spectrum was created in 1758.
Funa spectrum was created in 1845.