The RDL STM-3 High-Gain Microphone Preamplifier is designed for professional audio applications.
The RDL STM-3 High-Gain Microphone Preamplifier is designed for professional audio applications. It features a low-noise, high-gain microphone preamplifier with adjustable output levels. The unit has a frequency response of 50 Hz to 30 kHz (±1.5 dB) and provides gain ranging from 45 to 75 dB. Specifications include input impedance of 500 Ohms balanced and 5 Kilohms unbalanced, maximum output level of +4 dBu balanced and -10 dBV unbalanced, THD + N of <0.05%, CMRR of >50 dB, noise of <-70 dB, dynamic range of >20 dB with 24 VDC power supply and 14 dB with 12 VDC power supply, audio I/O with 1x block 2-pin mic input and 2x block 2-pin line output (balanced/unbalanced), DC input power of 12 to 24 VDC at 25 mA, and operating current of 10 mA (maximum).
- Input Impedance: Balanced: 500 Ohms Unbalanced: 5 Kilohms
- Maximum Output Level: Balanced: +4 dBu Unbalanced: -10 dBV
- Frequency Response: 50 Hz to 30 kHz (±1.5 dB)
- Gain: 45 to 75 dB
- THD + N: <0.05%
Specifications
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