Senior CQ
| Brand | CQ |
| Manufacturer | CQ Audio Ltd. |
| Function | Speaker |
| Produced | 1958-1960 |
| Country | United Kingdom |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 55.9 × 30.5 × 33 cm (W × H × D) |
| Weight | 23lbs |
| Frequency Response | 35Hz-17kHz |
| Treble | 4" Paper Cone |
| Midrange/Bass | 5"x9" Elliptical Paper Cone |
| Crossover Frequency | 7kHz |
| Enclosure Type | Controlled Q Reflex |
| MSRP (1958) | £12 |