TL Audio A3 - Manual (Page 22)

21
SPECIFICATION
Mic Input:
Discrete Class A circuitry from input to output (unless Tube stage In),
Gain Range: +16dB to +60dB (-14dB to +30dB with pad),
Maximum Input level: +10dBu (without pad), +30dB (with pad),
Frequency Response: 10Hz to 40KHz, +0, -1dB, @ 40dB gain,
Distortion (THD + Noise): 0.035%, 20Hz to 20KHz @ 40dB gain,
Noise (EIN): -127dBu unweighted, 22Hz to 22KHz, 150 ohm source termination.
Line Input:
Discrete Class A circuitry from input to output (unless Tube stage In),
Gain Range: -20dB to +20dB,
Maximum Input level: +26dBu,
Frequency Response: 10Hz to 35KHz, +0, -1dB,
Distortion (THD + Noise): 0.03%, 20Hz to 40KHz,
Noise: -85dBu, 22Hz to 22KHz, @ 0dB gain at input and output.
Instrument Input:
Tube input stage, plus discrete Class A circuitry to output,
Gain Range: +8dB to +40dB (“High”), -10dB to +22dB (“Low”),
Input Impedance: 1Mohm (“High”), 70Kohm (“Low”).
High Pass Filter:
-3dB @ 90Hz, second order.