300D
| Brand | RtR |
| Manufacturer | RTR Industries |
| Series | D-Series |
| Function | Speaker |
| Produced | 1984 |
| Country | United States |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 36.8 × 106.7 × 31.8 cm (W × H × D) |
| Weight | 75lbs (Shipped) |
| Frequency Response | 36Hz-20kHz ±2dB |
| Treble | 1" Soft Dome |
| Midrange | 1.5" Dome |
| Bass | 10" Paper Cone (x2) |
| Sensitivity | 90.5dB/W/m |
| Impedance (Nominal) | 4Ω |
| Crossover Frequencies | 1250Hz, 10kHz |
| Recommended Amplifier Power (RMS) | 25-150W |
| Enclosure Type | Sealed |
| Enclosure Construction | Particleboard |
| Finish | Walnut |
| Connections |
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| Controls |
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