> In case everyone is not aware of this, Burr-Brown^WTI now offer a > replacement for the SSM2017, the INA217 : > > http://focus.ti.com/lit/ds/symlink/ina217.pdf THAT Corporation have a SSM2017 replacement too: http://www.thatcorp.com/1500desc.html I haven't tried either yet. Steve (hasn't tried either) Ridley