ITC-AU5301 Constant Current Source Amplifier
ITC-AU5301 is a signal conditioner designed for acoustic testing, equipped with 4 IEPE channels for microphones, artificial ears and accelerometers, plus 3-channel power amplifier for driving artificial mouths.
Product Overview
Supports 4-channel IEPE powered sensors. x1/x10 gain switch. Compatible with mainstream DAQ cards and sound cards.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | 5301 |
| Number of IEPE Channels | 4 |
| Number of Power Amplifier Channels | 3 |
| Operating Voltage | 220V |
| Interface Type | BNC |
| Operating Temperature | ‑20℃ ~ 50℃ |
| IEPE Constant‑Current Source Specifications | |
| Input Impedance | 1 MΩ |
| Output Impedance | 100 Ω |
| Frequency Response | 5 Hz ~ 80 kHz (‑3 dB) |
| Self‑Noise Floor | <‑100 dBV (A‑weighted) |
| IEPE Constant‑Current Source | 4 mA |
| Audio Amplifier Gain | 0 dB (×1)；+20 dB (×10) |
| THD+N (5 Hz ~ 80 kHz) | <0.05% |
| Power Amplifier Specifications | |
| Output Power | 16 W per channel |
| Gain | 12 dB (×4) |
| Frequency Response | 20‑20 kHz, flatness better than 0.25 dB；6 Hz ~ 80 kHz (‑3 dB) |
| THD@1 kHz, input 0.1 Vp @BW 20‑20 kHz | <0.0005% |
| THD+N@1 kHz, input 0.1 Vp @BW 20‑20 kHz | <0.01% |