Plug instruments straight into the desk with warm, quiet, clean tone. The Telefunken TDA-1 is a phantom-powered active single-channel direct box with a custom-wound OEP/Carnhill transformer, for keyboards, synths, bass and acoustic-electric guitar.
Why customers choose it
Who it is for
Live sound engineers, churches, keyboard and bass players, studios.
What’s in the box
- Cloth Drawstring Bag
Specifications
| Type | Active Direct Box |
|---|---|
| Frequency Range | 20 Hz – 50 kHz, ±1 dB |
| Power Source | +48V Phantom Power |
| Transformer | Custom-Wound OEP/Carnhill |
| Input Impedance | over 30 kΩ |
| Output Impedance | under 250 Ω |
| Maximum SPL (for 1% THD) | +3.5 dBV (no pad); +18 dBV (with pad) |
| Input Connections | 1/4″ Jack |
| Output Connections | XLR Output, 1/4″ Thru |
| Dimensions | 100 mm L x 100 mm W x 50 mm H |
| Weight | 465 g |
Good to know
- Needs +48 V phantom power from the mixer.





























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