Sep 3, 2004 #1 Z zahrein Full Member level 2 Joined May 28, 2004 Messages 144 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,298 Activity points 1,454 Guyz, What is a low noise op-amp?
Sep 3, 2004 #2 woody28 Member level 3 Joined Mar 24, 2002 Messages 64 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 448 They produce as low as noise possible especially when we have very low amplitude in input terminals (uV, mV).
They produce as low as noise possible especially when we have very low amplitude in input terminals (uV, mV).
Sep 3, 2004 #3 E eda4you Full Member level 5 Joined Sep 17, 2002 Messages 256 Helped 24 Reputation 48 Reaction score 11 Trophy points 1,298 Activity points 2,325 It's typical for the first stage after the antenna for RF systems. It is important to use a LNA (typ. A~10) in order to minimize additional SNR loos caused by the amp. Amplifier stages afterwards will boost (amplify) the signal to the value needed.
It's typical for the first stage after the antenna for RF systems. It is important to use a LNA (typ. A~10) in order to minimize additional SNR loos caused by the amp. Amplifier stages afterwards will boost (amplify) the signal to the value needed.