| Year | 1930 |
| Date | 13-Feb |
| Volume | 62 |
| Issue | 1,501 |
| Page | 156 |
| Category | Electronic |
| Part | |
| Title | The "Model Engineer" "1500" Three-Valve Receiving Set |
| Author | H.J.Barton Chapple |
| Notes | Important features, symbols, the components requires, theoretical representation, tracing the circuit, screened grid h.f. stage, passing to the detector valve, the low-frequency coupling |