We believe that blackface Fender amplifiers represent a certain perfection.

They are living, breathing relics; a snapshot of American ingenuity during its golden age. We believe they sound best when they are restored as closely as possible to the original circuit that Leo & Freddy put in there.

I promise the tables will still be there after you finish reading.

Okay, I know you’re all just dying to skip ahead to the serial number tables but try to contain your excitement and read through the article first.

It’s unknown if the tweed covering was a mistake (“Oops, I thought this was a 4x10 Bassman cabinet that I was covering”) or intentional, perhaps as a special order.

Non-Schumacher transformers – It’s been universally accepted that Fender only used Schumacher transformers on amps made in the 1960s and 1970s.

Something special happens when you play your vintage Fender past “7” on the volume knob.

And something truly magical happens when you play your vintage Fender on “10”.

These are marked with EIA code “606” which is the company number for Schumacher.

Well, this universal “truth” was debunked when we found a bunch of amps with transformers made by the Better Coil and Transformers company.

If you have one enjoy it, they are ok amps when they work!