The Futaba R138 DP is a larger-case 8-channel PCM receiver, and is a current-production model.
The Futaba R148DP receiver is a small-case 8-channel PCM receiver, and is a current-production model.
The Futaba R149DP receiver is a standard-case 9-channel PCM receiver, and is a current-production model.
Full info on the various Futaba receivers can be found at:
http://www.futaba-rc.com/radioaccys/futl26.html