Hi Rymond
I guess you can ask you local NI representative to supply that drivers.
Besides, I keep the drivers CD Labview 5.0 that should run in 5.1. If you can´t get then, post an e-mail and I will try to mail you drivers for HP53181a and hp53131a.
Cheers
Alipio
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"Qod natura non dat, Salmantica non praestat"
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