https://cablematic.com/en/products/selector-antenna-cable-tvsat-and-cord-TF071/
Selector antenna cable TV/SAT and CORD
- 2-way selector for TV/SAT or CABLE signal.
- Mounted in injected zinc housing.
- Impedance of 75 Ohms and working frequency of 5-2500 MHz.
- It has a switch that allows the passage of the antenna or cable signal.
- Size of 70 x 55 x 16 mm.
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- 2-way selector for TV/SAT or CABLE signal.
- Mounted in injected zinc housing.
- Impedance of 75 Ohms and working frequency of 5-2500 MHz.
- It has a switch that allows the passage of the antenna or cable signal.
- Size of 70 x 55 x 16 mm.
Related products
Purchased together regularly
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2-way selector for TV/SAT or CABLE signal. Mounted in injected zinc housing. Impedance of 75 Ohms and working frequency of 5-2500 MHz. It has a switch that allows the passage of the antenna or cable signal. Size of 70 x 55 x 16 mm. It has 1 IN and 2 OUT. Model based on F-female connectors.
- Gross Weight: 40 g
- Product size (width x depth x height): 7.0 x 5.6 x 2.1 cm
- Number of packages: 1
- Packages size: 7.0 x 5.6 x 2.1 cm
Technical terms
- Impedance
- Hz
Impedance (Z) is the total opposition that a circuit offers to alternating current (AC) flow when a specific voltage is applied.
Unlike simple resistance, impedance is a complex quantity comprising resistance (the real part) and reactance (the imaginary part, representing inductive or capacitive effects). In the frequency domain, impedance is represented as a phasor, accounting for both magnitude and phase shift between voltage and current. In DC circuits, impedance reduces to pure resistance with zero phase angle.
| Parameter | Technical Spec |
|---|---|
| Symbol | Z |
| Unit | Ohm (Ω) |
Impedance management is critical in high-speed hardware design and signal integrity. In modern PCB manufacturing, controlled impedance ensures that high-frequency signals reach their destination without reflections, which is vital for PCIe or DDR5 performance.
Complex Domain Analysis
Mathematical modeling of impedance using the j-operator allows engineers to optimize filter performance and resonance characteristics in electronic systems.
Key Advantages
- Maximum power transfer through impedance matching.
- Minimized signal reflections in high-frequency transmission lines.
- Improved electromagnetic compatibility (EMC).
Note: Impedance is the cornerstone of modern AC circuit theory and high-frequency design.
