Any help on the BT RTA issue is appreciated.
The software kept losing connection to the PXA-H800. Fix: Do not use a USB 3.0 (blue) port. Force the Alpine driver to use a USB 2.0 port or a USB 2.0 hub. Also, disable USB selective suspend in Windows Power Options.
[Imgur link to my current crossover settings] [Imgur link to the RTA blank screen issue] Alpine Imprint Sound Manager 2.1
I spent the weekend running the Imprint auto-tuning (mic calibration) on my 3-way active front stage + sub setup. Version 2.1 of the Sound Manager is much more stable than the legacy 1.x versions, but I ran into two specific quirks.
Alpine Imprint Sound Manager 2.1.0.0 (Latest) The Issue / The Fix Any help on the BT RTA issue is appreciated
Troubleshooting / Guide: Alpine Imprint Sound Manager v2.1 (PDX-V9 & PXA-H800)
The new "Target Curve Library" is a huge upgrade. I stopped using the standard "Flat" or "Reference" curves. Instead, I imported the JBL "Harman Target" curve (flat with a 6dB downward slope from 20Hz to 20kHz). It sounds significantly less bright than the default Alpine curve. Force the Alpine driver to use a USB 2
[Year/Make/Model] Head Unit: [Model, e.g., Alpine CDE-178BT] Processor: Alpine PXA-H800 / PXE-0850S (Imprint compatible) Amplifier: Alpine PDX-V9
In v2.1, the "Link" button (for stereo pairing of channels) is now hidden under a right-click context menu on the channel strip. If you can't figure out why your left and right EQ aren't mirroring—right-click the channel number.