Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards

2018-04-20 Thread Stanley, John P. via USRP-users
Date: Thursday, April 19, 2018 at 9:20 PM To: "Stanley, John P." Cc: ROBIN TORTORA , "Stanley, John P. via USRP-users" Subject: Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards Hi John/Robin: The calibration utilities rely on leakage across

Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards

2018-04-20 Thread The Tilla via USRP-users
Subject: Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards Hi John/Robin: The calibration utilities rely on leakage across the RF switch. The newer UBX boards (rev C and later) have RF switches with much higher isolation. The benefit is a lot less leakage from

Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards

2018-04-19 Thread Michael West via USRP-users
44 PM > *To: *"Stanley, John P. via USRP-users" , > "Stanley, John P." > *Subject: *Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 > daughter cards > > > > ___ > USRP-users mai

Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards

2018-04-19 Thread Stanley, John P. via USRP-users
ORA Date: Thursday, April 19, 2018 at 1:44 PM To: "Stanley, John P. via USRP-users" , "Stanley, John P." Subject: Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards ___ USRP-users mailing list USRP-use

Re: [USRP-users] DC Offset Calibration Issue for Rev. C UBX-40 daughter cards

2018-04-19 Thread ROBIN TORTORA via USRP-users
Hi John, LO Leakage in general has ALWAYS been a problem for us as well in general on the UBX. The WBX was fine, we migrated to the UBX quite early and had significant problems that really were never resolved. Most of the chatter revolved around being continuously in high power mode, but hon