SDR-5900 IrDAUHF 19" Dual-Channel 2-Way Sync True Diversity Receiver
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Auto-Scanning and Quick Channel Synchronization
The SDR-5900 IrDA features advanced auto-scan functionality, enabling it to quickly search and lock onto interference-free channels, ensuring stable performance. The patented IrDA® synchronization technology makes channel syncing fast and straightforward with just one touch, achieving bi-directional rapid channel synchronization. This feature is especially beneficial in multi-device environments such as conferences, educational training, and artistic performances, ensuring every voice is transmitted clearly.
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High Sensitivity Reception and Squelch Circuit
The SDR-5900 IrDA utilizes dual-tuner automatic signal selection technology, providing exceptional performance and stability. The exclusive audio code and noise detection squelch circuit effectively prevent noise interference and significantly improve reception distance. Whether in school activities, conference rooms, or karaoke sessions, this receiver delivers clear sound and stable audio transmission even in complex environments, ensuring users enjoy high-quality audio experiences in any scenario.
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LCD Display and Diverse Audio Outputs
The SDR-5900 IrDA is equipped with a clear LCD display that shows channel, frequency, signal strength, and volume settings. By monitoring the microphone's remaining battery life and input volume, users can easily track the device's status in real-time, ensuring optimal audio quality throughout the event. The system offers balanced (XLR) and unbalanced (Ø6.3mm) audio outputs, along with mixed-source balanced (XLR) and unbalanced (Ø6.3mm) outputs, adapting to various audio equipment and application scenarios. Whether in schools, conference rooms, karaoke sessions, or public broadcasting projects, the SDR-5900 IrDA provides clear and powerful audio output, ensuring every sound is perfectly conveyed. This versatile output design enhances the device's wide compatibility and flexible application, improving convenience and effectiveness.
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Advanced Anti-Interference Technology and Stable Transmission
The SDR-5900 IrDA employs advanced digital audio processing technology to effectively resist environmental noise and frequency interference, ensuring clear and pure sound quality while maintaining stable audio transmission. Its efficient RF design allows for stable signal transmission, making it an ideal choice for various events and venue applications. Whether in conferences, weddings, or school activities, it provides reliable audio coverage. These features make the SDR-5900 IrDA the preferred device for high-demand environments.
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Features
- Auto Scan quickly searches for an interference-free working channel.
- World-first patented IrDA® technology provides rapid 2-way channel sync with one click.
- Channel, frequency, RF level, AF level, antenna selection.
- Battery status of the connected transmitter.
- Pilotone, noise-detector and squelch circuits prevent noise, interference and improve operation distance.
- True diversity reception for best performance and reliability.
- Adjustable SQ. Increases receiver range with higher sensitivity and reduces interference with lower sensitivity.
- Convenient gain/volume control(s) and switchable MIC-LINE output level.
- Single channel audio output jacks: balanced XLR or unbalanced 6.3mm.
- Mixed audio output jack: balanced XLR or unbalanced 6.3mm.
| Model | SDR-5900 IrDA |
| Chassis | EIA standard 19" metal 1U |
| Receiving mode | True diversity |
| Frequency range | UHF 500 - 960 MHz |
| Bandwidth | 25 MHz |
| Channel | Dual |
| Preset frequencies | 100 |
| Channel sync | 2-way (RX ⇔ TX) |
| Frequency response | 50 Hz - 18 KHz |
| Peak deviation | ± 40 KHz |
| Sensitivity | S/N > 80 dBm at 10 dBμV |
| S/N ratio | > 110 dB(A) |
| T.H.D. | < 0.5% @ 1 KHz |
| Receiving antenna | Detachable at rear-end, TNC female. |
| Oscillation | PLL synthesized, frequency stability ± 0.005% (-10 - +60°C) |
| Squelch | Pilotone & Noise-cancelling dual-squelch circuit |
| Audio connector | Balanced XLR and unbalanced Ø6.3mm |
| Audio Output Adjustment | Gain control circuit for adjustment of output volume |
| Output level switch | MIC-LINE |
| Power supply | 12V DC / 1.0A |
| Dimensions (mm) | 420 × 205 × 44 |
| Weight (kg) | 1.9 |
