NDR-2120VHF 1/2 19" Dual-Channel Auto Sync Diversity Receiver
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Auto-Scan and Quick Channel Sync
The NDR-2120 is equipped with advanced auto-scan functionality, enabling it to quickly search for and lock onto interference-free channels, ensuring stable performance. The one-touch channel sync function makes operation simple; just a single press completes the channel synchronization. This feature makes it particularly suitable for multi-device environments, such as educational training, corporate meetings, and public broadcasting, allowing for easy setup and quick configuration every time.
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Unique Slide Rail Design
The NDR-2120 features a unique slide rail structure design, allowing two receivers to be combined into a 1U space without the need for tools. This design not only saves space but also enhances the convenience of equipment installation and management. It is particularly suitable for environments requiring multiple receivers to be linked together, such as conferences and public broadcasting projects. This design greatly enhances the system's flexibility and applicability, making equipment management more efficient and operation simpler.
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High Sensitivity Reception and Squelch Circuit
The NDR-2120 uses exclusive audio code and noise detection squelch circuits to effectively prevent noise interference and significantly improve reception range. Whether in noisy conference rooms or complex broadcasting environments, this receiver can provide clear sound quality and stable audio transmission, ensuring that users enjoy high-quality audio experiences in any setting. Its high-sensitivity receiver can accurately capture every sound detail, making it an ideal choice for professional audio applications.
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Diversified Audio Output and Convenient Control
The NDR-2120 offers unbalanced (Ø6.3mm) and mixed audio (Ø6.3mm) outputs, accommodating different audio equipment and application scenarios. Whether in educational training, commercial presentations, or public broadcasting systems, it delivers clear and powerful audio output. The convenient volume knob and channel control buttons make operation simple and intuitive, while the LED indicator clearly displays the antenna reception and microphone input volume status. Its diversified audio output design ensures wide compatibility and flexible application, enhancing user convenience and allowing easy adjustment and control of audio output to meet different application needs.
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Features
- Auto Scan quickly searches for an interference-free working channel.
- Rapid channel sync with one click.
- Unique slide rail structure toollessly combines two receivers into 1U.
- Pilotone, noise-detector and squelch circuits prevent noise, interference and improve operation distance.
- 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: unbalanced 6.3mm.
- Mixed audio output jack: unbalanced 6.3mm.
| Model | NDR-2120 |
| Chassis | EIA standard 19" ABS 1/2U |
| Receiving mode | Diversity |
| Frequency range | VHF 160 - 260 MHz |
| Bandwidth | 10 MHz |
| Channel | Dual |
| Preset frequencies | 10 |
| Channel sync | 1-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 | Fixed at rear-end |
| Oscillation | PLL synthesized, frequency stability ± 0.005% (-10 - +60°C) |
| Squelch | Pilotone & Noise-cancelling dual-squelch circuit |
| Audio connector | Unbalanced Ø6.3mm |
| Audio Output Adjustment | Volume knob for adjustment of output volume |
| Output level switch | MIC-LINE |
| Power supply | 12V DC / 1.0A |
| Dimensions (mm) | 200 x 150 x 44 |
| Weight (kg) | 0.58 |
