1920s Kelford No. 200 Audio Frequency Output Transformer Antique Radio
USD 49.95 USD
Specifications
| Brand | Kelford |
| Original / Replica | Original |
| Model | output to speaker |
| MPN | No. 200 |
| Country Of Origin | United States |
Most early sets drive the speaker/headphone coil directly from the last audio tube plate circuit. Excellent Condition. Tested Primary resistance 1232 ohms, Secondary resistance 1876 ohms.