3 Pin DMX Termination Resistor
Description
The 3-pin DMX termination resistor is a termination resistor for DMX control systems, usually 120 Ω (110 Ω optional). It can be connected at the last channel or the last device of a DMX device to help maintain signal stability and reduce signal interference.
Specifications
| Product name | 3-Pin XLR Male Connector with 120 Ohms Resistor for DMX Chain Termination |
| DWG No. | PCM-0475 |
| Resistor value | 110Ω, 120Ω, or customized |
| Interface | 3Pin XLR/DMX (5-Pin is also available) |
| Usage | Suitable for 3-pin DMX control system |
| Features | Compact size, easy to install |
Applications
The 3-Pin DMX-512 XLR3M Terminator is suitable for various applications that require the use of DMX control signals, such as stage lighting, audio, LED lights, etc.
- Terminating the DMX signal link: When no device is connected to the end of the DMX signal link, a terminator needs to be used to terminate the signal. Terminators help absorb resistance and reflections at the end of a signal, preventing it from bouncing back into the line, causing signal interference and data errors.
- Improve signal stability and reliability: Using a DMX terminator can ensure stable transmission of DMX signals throughout the link. Especially in long distance or complex DMX networks, terminators can significantly reduce signal attenuation and interference.
- Comply with DMX standard requirements: According to the specifications of the DMX control system, a terminator should be installed at the end of each DMX signal link. This is a critical step to ensure proper system operation and avoid signal problems.
- Suitable for stage lighting and control systems: In stage lighting, film and television light control, architectural lighting and other applications that require precise DMX control, the terminal is an important part to ensure lighting effects and color accuracy.
Use method
1. Determine the last channel or last device position of DMX equipment.
2. Insert the DMX Terminator into that position and make sure the connection is tight.
3. Start using the DMX control system and check whether the signal is stable.
FAQ
Q: How do I choose a termination resistor?
A: Choosing a termination resistor depends on the specific application and signal being transmitted. Here are general guidelines:
1. Determine the characteristic impedance of the transmission line. This is the impedance that the signal "sees" as it travels down the line and is usually in the range of 50 to 120 ohms for most applications.
2. Choose a termination resistor that matches the characteristic impedance of the transmission line. This helps to reduce signal reflections and ensures that the signal reaches its intended destination without distortion.
3. If the transmission line is long, you may need to add additional resistors at intermediate points to maintain signal quality. Each resistor should match the impedance of the transmission line.
4. If the signal is high frequency, choose a resistor with a low capacitance value to minimize any parasitic effects. You may also need to use a terminating network that includes capacitors and inductors to improve signal quality.
5. If the signal is high power, choose a resistor that can handle the power level without overheating. You may also need to use multiple resistors in parallel to distribute the power evenly.
About Premier Cable
Premier Cable is a professional connector, cable and wiring harness manufacturer, committed to providing customers with high-quality solutions. We have a comprehensive series of terminal resistors, which are widely used in stage lighting, audio equipment and LED lights. Our products include 3-pin DMX XLR terminal resistors, 5-pin DMX XLR terminal resistors, and RJ45 DMX terminal resistors, with regular resistance values of 120 ohms or 110 ohms. At the same time, we can flexibly customize different resistance values and resistor quantities according to customer needs to ensure that the needs of various professional application scenarios are met.
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