Sonodyne SC 2311 stereo preamplifier
- Professional stereo preamplifier with 3 mic and 2 line inputs
- Wide frequency response: 10 Hz – 20 kHz ±3 dB
- Ultra-low distortion: only 0.02% THD @ 1 kHz
- Bass/Treble tone control ±10 dB
- Balanced & unbalanced output options
- Priority alarm input for emergency use
- Compact 1U rack-mountable metal body
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- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
The Sonodyne SC 2311 Stereo Preamplifier is a professional-grade mixer preamplifier designed for superior sound performance in commercial and professional audio systems. Built with Sonodyne trusted engineering, this unit combines three microphone inputs, two stereo line inputs, and a priority alarm input, making it ideal for public address systems, conference halls, auditoriums, restaurants, retail stores, schools, and offices across India. This preamplifier delivers exceptional clarity, minimal distortion (THD 0.02%), and a wide frequency response of 10 Hz – 20 kHz, ensuring pure, detailed audio reproduction for speech and music. The intuitive front-panel layout and durable construction make the SC 2311 a dependable center piece for your sound installation
Specifications
| Description | Professional stereo mixer-preamplifier with 3 mic, 2 line & priority alarm inputs |
| Inputs | 3 × Mic (balanced XLR) • 1 × Stereo line (balanced TRS) • 2 × Stereo line (unbalanced RCA: AUX & Alarm) |
| Outputs | 1 × Stereo line unbalanced (RCA) • 1 × Stereo line balanced (TRS) |
| Frequency Response | 10 Hz – 20 kHz ±3 dB |
| Input Sensitivity | AUX1 140 mV • AUX2 130 mV • Alarm 180 mV • Mic 2 mV |
| Input Impedance | AUX1 44 kΩ • AUX2 47 kΩ • Alarm 10 kΩ • Mic 1 kΩ balanced |
| Crosstalk (1 kHz) | Better than 65 dB |
| Channel Separation (1 kHz) | 55 dB |
| THD | 0.02% @ 1 kHz |
| Tone Controls | Bass ±10 dB @ 100 Hz • Treble ±10 dB @ 10 kHz |
| Power Requirement | 230 V AC 50 Hz • 15 VA max |
| Dimensions | 483 × 44 × 168 mm |
| Net Weight | 2.3 kg |
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