Tympani I
| Brand | Audio Research, Magnepan |
| Manufacturer | Magnepan, Inc., Audio Research Corporation |
| Designer | Jim Winey |
| Function | Speaker |
| Produced | 1973 |
| Country | United States |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 121.9 × 182.9 × 2.5 cm (W × H × D) |
| Weight | 80lbs |
| Frequency Response | 50Hz-15kHz ±2dB |
| Treble | Single-Ended Planar-Magnetic |
| Midrange/Bass | Single-Ended Planar-Magnetic (x2) |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 3.2kHz |
| Recommended Amplifier Power | 50-500W |
| Power Handling (RMS) | 100W |
| Enclosure Type | Dipole |
| MSRP (1973) | $995 |