| Name | Vacuum Tube Radio |
| Model No. | RCA RADIOLA III |
| Country | U.S.A. |
| Year | Manufactured in 1924 |
| manufacturer | Manufactured by RADIO CORPORATION OF AMERICA |
| Notes | Two tubes Similar vacuum tubes inserted for display Two vacuum tubes are used to improve frequency selectivity.You cannot power a speaker without preparing and connecting an amplifier. |
The Taizo Arakawa Collection