As far as I can see, that will plug into RCA output of pre amp, which will mean I can stream my turntable but will also mean that digital stuff is going through DAC twice. I guess in reality that probably doesn't matter much?
The original plan of usb dongle transmitting aptx-HD from digital source was probably the least bad option. But I can't find one of those dongles which does aptx-HD at the moment.
On another (previous) topic, the avantree usb Bluetooth transmitter that I'm trying to buy from Amazon seems to be permanently out of stock right now.
So I could get one of these instead:
https://smile.amazon.co.uk/dp/B07J58KY3X/ref=cm_sw_r_apa_i_uNhKEb24J0CN6
As far as I can see, that will plug into RCA output of pre amp, which will mean I can stream my turntable but will also mean that digital stuff is going through DAC twice. I guess in reality that probably doesn't matter much?