They have been around for 30 years when the CD became a popular way of listening to music, the Compact Disc (also known as a CD) is an optical disc used to store digital data. It was originally developed to store and playback sound recordings exclusively, but later expanded to encompass storage of data (CD-ROM), Audio CDs and audio CD players have been commercially available since October 1982. Standard CDs have a diameter of 120 millimetres (4.7 in) and can hold up to 80 minutes of uncompressed audio or 700 MB (700 × 220 bytes) of data.
The range of CD clock alarms is vast and many manufacturers have economy models all the way up to the top of the range models with superior sound quality, DAB radio receivers and sometimes an Ipod charging and docking station. The main manufacturers are Pure, Roberts, Sony . They come in a range of styles, colours and shapes, with the most popular being compact or cube shaped as these fit neatly on your bedside table.
An example of a popular cd clock alarm is the Cube CR9986 from Roberts. It allows you to wake up in style with the CD Cube CR9986 to either your favorite CD track, radio station or simply the alarm. This compact bedside radio/CD player has LW/MW and FM wavebands and a headphone socket enables you to listen in peace. The dual alarm means you can set one for you and a different time for your partner.
Product Description
Wake up in style with the CD Cube (CR9986) to either your favourite CD track, radio station or simply the alarm. This compact bedside radio/CD player has LW/MW and FM wavebands and a headphone socket enables you to listen in peace. The dual alarm means you can set one for you and a different time for your partner.
Features
Wake up to your favourite CD Station Name Display
20 track programmable CD
Dial tuning system
LW / MW / FM wavebands
Dual alarm
Green LED display
12 hour digital clock
Wake to radio, alarm or CD
Adjustable sleep timer
Snooze facility
Alarm on indicators
Auto dimmer