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Altera_Forum's avatar
Altera_Forum
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10 years ago

High speed precision ADA card

Hello I'm gonna use "Cyclone V GX starter kit" + "Highspeed AD/DA Card" http://www.terasic.com.tw/cgi-bin/page/archive.pl?language=english&categoryno=73&no=278 I need to the "Highspeed AD/DA ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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since I want to design an amplifier to amplify the out of ADA card plz help me!

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Card provide a 2Vpp over 50Ohm so power can be calculated: 1Vpeak is equivalent to RMS sqrt of 2, power is square of voltage divided by impedance so 2/50 or 40mW .

Converting 40mW to dBW get a result of -14dBW

select an amplifier from the one meet the level you need.

regards