Zenith model #SFF2585 chassis #11g25. Its tubes, anyone know when it was made?

Hey, Thanks that could be really helpful. I appreciate it. Steve Smola.

The model # is SFF2585M1 the chassis # is 11G25. However not sure the chassis number applies just to the amp which sits behind the right speaker or also refers to the tuner section which sits above the TT that pulls out in a drawer. Worst case I take the tuner out and try to follow the logic. Steve.

I picked this Zenith console up for $75.00 on Craigslist. It rocks. It is a tube amp and tube tuner. The TT has the cobra look tone arm but is not labled Cobramatic. The record changer works great, and sounds fantastic. My issue is with the tuner, the string that connects the knob to the tuner is br...