The TR3xxx offers a range of line transformers with a power ranging from 30 Watt up to 480 Watt. There are different taps available for 50V, 70V and 100V lines and the low impedance side is selectable between 2 Ohm, 4 Ohm and 8 Ohm.
| Peak power handling | 60 W |
| Program power handling | 30 W |
| Connectors | 20 cm cable |
| Dimensions | 80 x 50 x 80 mm (W x H x D) |
| Weight | 0.950 kg |
| Construction | Copper |
