Hi Guys: Jeff here, Here is a couple of web site with Am Stereo receivers hope you like. I have found that some new HD Radio receiver comes with Am Stereo c-quam in them.You can see on y-tube on some receivers.
NOTE: I have found that some Hd receiver will receiver C-Quam but the radio receiver will not say am stereo on the unit so due your homework before purchase.
I hope this helps. Jeff