A Direct Digital Synthesis project

Thread Starter

lceaaron

Joined Jun 5, 2007
4
Hi guys,

i am doing a DDS project and it requires the use of a sine input which bias at 2.5V. i would like to know what does it mean by a sine input bias at 2.5 V? How can i achive this kind of sine input? I am really greatful for any opinion and suggestion from everyone out there. Thank You very much for your help..
 

Papabravo

Joined Feb 24, 2006
21,159
It means that you add 2.5 VDC to a sine wave A*sin(wt). Every point on the sine wave is shifted in the positive y direction by 2.5 Volts. Double posting doesn't guarantee a faster answer, and is generally considered rude and anoying.
 

Thread Starter

lceaaron

Joined Jun 5, 2007
4
I am very sorry about that:( I am very greateful of your help. Thank you very much, it really helps me a lot.. Thank you..
 
Top