NERO-CONTROL12 - Audio OSD Audio - Free user manual and instructions
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| Product Type | 12-Zone Impedance-Matching Volume Control |
| Brand | OSD Audio |
| Model | NERO-CONTROL12 |
| Number of Zones | 12 |
| Impedance | 8 ohms per zone (compatible with 4-16 ohms) |
| Power Handling | 100 watts per channel RMS |
| Frequency Response | 20 Hz - 20 kHz ±0.5 dB |
| Attenuation Range | 0 to -30 dB per zone |
| Dimensions (W x H x D) | 17 x 1.75 x 6 inches (rack-mount, 1U) |
| Weight | 5.5 lbs (2.5 kg) |
| Material | Aluminum front panel, steel chassis |
| Connector Type | Screw terminals or RCA inputs/outputs |
| Mounting | 19-inch rack mountable (brackets included) |
| Power Supply | Passive, no external power required |
| Main Functions | Independent volume control per zone, impedance matching, signal distribution |
| Maintenance & Cleaning | Wipe with dry cloth; avoid liquid cleaners |
| Safety | Do not exceed rated power; ensure proper ventilation |
| Spare Parts & Repairability | Contact OSD Audio support for replacement parts |
| General Information | Designed for multi-room audio systems; works with 70V/100V systems |
Frequently Asked Questions - NERO-CONTROL12 OSD Audio
How do I install the NERO-CONTROL12?
The unit is designed for rack mounting. Use the included brackets to secure it in a standard 19-inch rack. Connect input from your amplifier and output to each zone's speakers using screw terminals. Ensure all connections are tight and impedance matches.
Does this volume control require external power?
No, the NERO-CONTROL12 is a passive device and does not require any external power source. It uses impedance-matching transformers to distribute audio signal.
What is the maximum power handling per zone?
Each zone can handle up to 100 watts RMS at 8 ohms. Exceeding this may cause distortion or damage.
Can I use this with a 70V or 100V system?
Yes, the NERO-CONTROL12 is compatible with both low-impedance (4-16 ohms) and high-impedance (70V/100V) systems. For high-impedance, use appropriate transformers at the speakers.
How do I clean the unit?
Unplug all connections. Wipe the exterior with a soft, dry cloth. Do not use any liquid cleaners or solvents.
What is the frequency response?
The frequency response is 20 Hz to 20 kHz ±0.5 dB, ensuring high-fidelity audio reproduction.
How many zones does the NERO-CONTROL12 support?
It supports 12 independent zones, each with its own volume control knob.
Can I connect multiple amplifiers?
The device is designed for a single amplifier input. For multiple amplfiers, you may need a separate distribution system.
What type of connectors does it use?
It uses screw terminals for both input and output connections. Bare wire or spade connectors can be used.
Is the NERO-CONTROL12 compatible with OSD Audio amplifiers?
Yes, it is designed to work seamlessly with all OSD Audio amplifiers and is recommended for use in their multi-room systems.
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USER MANUAL NERO-CONTROL12 OSD Audio
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Product information
Brand : OSD Audio
Model : NERO-CONTROL12
Category : Audio