1 Cunningham CX-220 Vacuum Tube RARE 1920’s Power Triode for Vintage Radios
USD 55.00 USD
Specifications
| Brand | Cunningham |
| Type | CX-220 Vacuum Tube |
| Model | CX-220 aka 20 |
| Staus | Strong TV-7D/U Tests |
| MPN | CX-220 aka 20 |
| Application | Vintage Radios |
| Country Of Origin | United States |
The 220 (aka 20) is a power triode. It is used as an audio amplifier in early battery type radios from the 1920’s. 1 Cunningham CX-220 aka 20 Vacuum Tube. Hickok TV-7D/U test reads 22. This tube is from early 1930’s USA production.
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