Description
The National Instruments PXIe-5603 is a high-performance RF Signal Downconverter designed for use in complex signal analysis. With part numbers 781429-01 and 781429-02, this model comes in two versions: one with a Pre-Amp and the other without a Pre-Amp, offering flexibility in signal processing requirements.
It is specifically compatible with the PXIe-5665 Vector Signal Analyzer, providing a seamless integration for users looking to perform advanced signal analysis. The PXIe-5603 boasts a maximum center frequency of up to 3.6 GHz, making it suitable for a wide range of applications.
The device features SMA Female connectors and supports both AC and DC coupling modes, enhancing its versatility. It can safely handle a DC input voltage of ±25 VDC and delivers a maximum IF output level of +22 dBm, ensuring robust performance in demanding environments.
The power requirement for the PXIe-5603 is 1.7 A at +3.3 VDC and 1.8 A at +12 VDC, indicating its efficient power consumption. Additionally, the LO IN/OUT ports can withstand a maximum safe voltage of 25 VDC / 0 VDC, protecting the device from potential damage due to voltage spikes.
With a weight of 32.0 oz and dimensions of 8.5 x 1.6 x 5.1 inches, the PXIe-5603 is compact yet robust, designed to fit within the standardized PXI form factor for easy integration into PXI systems. This makes it an ideal choice for engineers and researchers who require precise and reliable RF signal downconversion capabilities.
| Specification | Detail |
|---|---|
| Part Numbers | 781429-01, 781429-02 |
| Manufacturer | National Instruments |
| Model | PXIe-5603 |
| Type | RF Signal Downconverter |
| Versions | With Pre-Amp, Without Pre-Amp |
| Compatible With | PXIe-5665 Vector Signal Analyzer |
| Maximum Center Frequency | Up to 3.6 GHz |
| Connector Type | SMA Female |
| Coupling Modes | AC and DC |
| DC Input Voltage (Max Safe) | ±25 VDC |
| IF Output Level (Max) | +22 dBm |
| Power Requirement | 1.7 A at +3.3 VDC, 1.8 A at +12 VDC |
| LO IN/OUT Max Safe Voltage | 25 VDC / 0 VDC |
| Weight | 32.0 oz |
| Dimensions | 8.5 x 1.6 x 5.1 in |


