Description
The 778572-57 is a high-quality component categorized under PXI Switches, specifically model PXI-2557. This product is designed as a 2.5 GHz 75 Ohm 8X1 Multiplexer, a type of RF Multiplexer Switch Module known for its high channel count. The primary application of this device is for the switching of multiple video RF signals, including connecting multiple video tuners to a single channel on the RF analyzer, making it an essential tool in various signal processing tasks.
One of the key technical specifications of the PXI-2557 is its focus on minimizing insertion loss, which is critical for assessing signal attenuation and power loss during the switching process. Additionally, the device features a low VSWR (Voltage Standing Wave Ratio), indicating efficient energy transmission with minimal loss due to impedance mismatches. This characteristic is vital for maintaining signal integrity in high-frequency applications.
| Specification | Detail |
|---|---|
| Part Number | 778572-57 |
| Category | PXI Switches |
| Model | PXI-2557 |
| Description | 2.5 GHz 75 Ohm 8X1 Multiplexer |
| Type | RF Multiplexer Switch Module |
| Channel Count | High |
| Application | Switching of multiple video RF signals, including multiple video tuners to a single channel on the RF analyzer |
| Insertion Loss | Measured to assess signal attenuation and power loss |
| VSWR | Ratio of reflected to transmitted waves, indicating energy loss in transmission line due to impedance mismatches |
Question 1: What is the part number of the PXI-2557?
Answer 1: The part number is 778572-57.
Question 2: What application is PXI-2557 designed for?
Answer 2: Designed for switching video RF signals.
Question 3: What is the frequency range of the PXI-2557?
Answer 3: It operates at 2.5 GHz.
Question 4: What reduces power loss in the PXI-2557?
Answer 4: Low insertion loss minimizes power loss.
Question 5: Why is low VSWR important in PXI-2557?
Answer 5: Ensures efficient energy transmission.



