108 MHz UPGRADE – cn

108 MHz U…

graetz sinfonia 4r-221 tone control

The tube radios produced in Germany in the years 50/60 are famous worldwide for their excellent sound quality, the beauty of their furniture, their strength and for their construction standards without compromise.
Unfortunately the FM band extending from 87.5 to 100 MHz for which are scarcely usable in most cases.
After careful study and a lot of tests we were able to obtain a frequency range by some units from 88 to 108 MHz.
We have also reconstructed a display exactly identical to the original, made with the same materials and the same techniques, but with the new frequency range.
The result is perfect. An original device, but with the ability to listen all stations  in any country.

Here the radio models upgraded: