Apr 16, 2004 #1 C czm_88 Junior Member level 2 Joined Apr 23, 2002 Messages 24 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 112 I want to use RFMD's RF6100 as an PA, but how to detect its output power?
Apr 16, 2004 #2 J jon2000 Junior Member level 3 Joined Dec 11, 2002 Messages 25 Helped 3 Reputation 6 Reaction score 2 Trophy points 1,283 Activity points 193 Maxim has a small device MAX2205/2208 series which can be used for power detect. The PA output signal can go through a 15~20dB directional coupler and then feed into the power detector IC.
Maxim has a small device MAX2205/2208 series which can be used for power detect. The PA output signal can go through a 15~20dB directional coupler and then feed into the power detector IC.
Apr 16, 2004 #3 C czm_88 Junior Member level 2 Joined Apr 23, 2002 Messages 24 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 112 but MAX2205/2208 is a peak power detector. is there any RMS power detector? I know ADI have AD8361, but it is very expensive (about $3).
but MAX2205/2208 is a peak power detector. is there any RMS power detector? I know ADI have AD8361, but it is very expensive (about $3).