|
Amp/Preamp Asylum Looking for a new Amp or Preamp? If you're after tubes, post over here. |
For Sale Ads |
Use this form to submit comments directly to the Asylum moderators for this forum. We're particularly interested in truly outstanding posts that might be added to our FAQs.You may also use this form to provide feedback or to call attention to messages that may be in violation of our content rules.
Original Message
We can't tell
Posted by Awe-d-o-file on March 1, 2017 at 11:32:20:
It's 15 ohm field coil speaker and may have an amp in there, we can't see it. More pics required. The thicker wire may be the supply voltage to the coil if there is no tube amp inside. Do you see a chassis with tubes? Field coils were also called Electrodynamic. Typical schematic shown