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Sega Mega-CD5555555
The '''Sega Mega-CD''' ([[Japanese language|Japanese]]:&#12513;&#12460;CD) is an add-on device for the [[Sega Megadrive]] released in [[Europe]], [[America]], [[Australia]] and [[Japan]]. The [[North America|North American]] version is called Sega CD.

The device will allow the user to both play CD audio discs and specially designed game CDs.  It can also play [[CD plus G|CD+G]] discs.

(contracted; show full)
The Mega CD also features sprite enhancement effects such as scaling and rotation, similar to that of the [[Super Famicom]]/[[SNES]] Mode 7.

===Storage===
* 500 MB CD-ROM discs (equivalent to 62 min of audio data )
* 1/4 screen B/W footage video: 1.5 to 4 hours
* 1/4 screen color footage: 45 minutes
* CD-ROM drive transfer rate: 150 kbytes/s
ec (1X)
<i>(Above specs prior to compression)</i>

===Bios===
* size: 1 Mb
* Used for Games, cd player, cd+g and karaoke.
* Access time: 800 ms

<table border="1" cellpadding="3" cellspacing="0">
<caption>'''Bios Revisions'''</caption>

<tr><td>Bios Version <td> Machine</td></tr>
<tr><td>1.00<td> Original Mega CD</td></tr>   
<tr><td>2.00<td> Mega CD2 (Sega CD2 in North America)</td></tr>   
<tr><td>2.05<td> Mega CD2</td></tr>   
<tr><td>2.10<td> Mega CD2</td></tr>   
<tr><td>2.21<td>  Sega Mega LD (Japan), Sega Multimega (Europe) (CDX in North America)</td></tr>   
</table>


===Audio===
<i>The Mega cd adds 10 extra sound channels to the existing Megadrive Z80 [[SPU]].</i>

* Sound format: Stereo PCM.
* Sound channels: 8
* Maximum sample rate:32 KHz (44.1khz for CD-DA).
* 16 Bit [[DAC]]
* 8X internal over-sampling digital filter
* Frequency Range: 20Hz - 20 KHz
* Signal-to-Noise Ratio: > 900dB @ 1K
* Channel Separation: >900 dB
* Output: RCA stereo Pin Jack x2 (L/R) / SCART cable

===Other===
Dimensions: 301mm x 212.5 x 112.5
Weight: 1.4 kg (3.1 lbs)

==External Links==
*[http://www.consoledatabase.com Console Database] - Sega Mega CD Info

[[Category:Video game consoles]]

[[ja:&#12513;&#12460;CD]]