CUNNINGHAM CX301-A Vacuum Tube Early Power Amplifier Vintage Radio Parts. Country/Region of Manufacture: USA. Tube Type: Early Power Amplifier Tube. This listing is for a vintage and collectible CUNNINGHAM CX301-A vacuum tube, a classic early power amplifier or general-purpose triode from the golden age of radio. This tube is in used condition. It has been […]

CUNNINGHAM CX301-A Vacuum Tube Early Power Amplifier Vintage Radio Parts. Country/Region of Manufacture: USA. Tube Type: Early Power Amplifier Tube. This listing is for a vintage and collectible CUNNINGHAM CX301-A vacuum tube, a classic early power amplifier or general-purpose triode from the golden age of radio. This tube is in used condition. It has been […]