Note: You need Reason 9.5 or above to load VST plug-ins in Reason. For more information, please visit http://www.propellerheads.se/
1. After the installation of BIAS Amp, please click any space in Reason's Rack space to find: Effects > PositiveGrid > BIAS Amp
2. Click it and you'll have a VST Rack for BIAS Amp.
3. If you can't find BIAS Amp plugin above, please go to Preferences -> Advanced Settings in Reason, and make sure if the correct VST Plug-in folders are included
32bits - C:\Program Files (x86)\VstPlugins
64bits - C:\Program Files\VstPlugins
4. For arm track and input monitoring with BIAS Amp, please refer to this article and then you're all set to record your track.
*If you can't find the BIAS Amp plugin file in the VST Plug-in folders, please make sure you've installed BIAS Amp plug-in on your computer*