Description
The PXIe-5603 is a high-performance RF Signal Downconverter designed and manufactured by National Instruments. This model is specifically engineered to cater to advanced RF signal processing requirements, offering a maximum center frequency of up to 3.6 GHz. The PXIe-5603 features SMA Female connectors, providing reliable and high-quality connections for RF signals.
It supports both AC and DC coupling modes, enhancing its flexibility in various signal processing applications. The device can handle a maximum DC input voltage of ±25 VDC, ensuring robustness against high-voltage signals. Additionally, it is capable of delivering a maximum IF output level of +22 dBm, allowing for strong signal transmissions.
The PXIe-5603 has specific power requirements, needing 1.7 A at +3.3 VDC and 1.8 A at +12 VDC to operate efficiently. It is also designed with safety in mind, featuring maximum safe voltage levels of 25 VDC for LO IN and 0 VDC for LO OUT to protect against electrical overloads.
With a weight of 32.0 oz and dimensions of 8.5 x 1.6 x 5.1 inches, the PXIe-5603 is both compact and lightweight, making it an ideal choice for integrated RF systems. It operates within a temperature range of 0 °C to 55 °C and can be stored in conditions ranging from -41 °C to 71 °C, ensuring reliability under various environmental conditions.
Although National Instruments has announced the obsolete status of the PXIe-5603, it remains available for purchase and repairs through Apex Waves. This ensures that users of this highly capable RF signal downconverter can continue to rely on its performance for their critical applications.
The device is identified by part numbers <
| Specification | Detail |
|---|---|
| Manufacturer | National Instruments |
| Model | PXIe-5603 |
| Part Numbers | 781429-01, 781429-02 |
| Category | RF Signal Downconverter |
| Maximum Center Frequency | Up to 3.6 GHz |
| Connector Type | SMA Female |
| Coupling Modes | AC and DC |
| Maximum DC Input Voltage | ±25 VDC |
| Maximum IF Output Level | +22 dBm |
| Power Requirements | 1.7 A at +3.3 VDC, 1.8 A at +12 VDC |
| LO IN Maximum Safe Voltage | 25 VDC |
| LO OUT Maximum Safe Voltage | 0 VDC |
| Weight | 32.0 oz |
| Dimensions | 8.5 x 1.6 x 5.1 in |
| Operating Temperature Range | 0 °C to 55 °C |
| Storage Temperature Range | -41 °C to 71 °C |
| Obsolete Status | Announced by National Instruments, available for purchase and repairs by Apex Waves |
Question 1: What is the max center frequency of PXIe-5603?
Answer 1: Up to 3.6 GHz
Question 2: What type of connectors does PXIe-5603 use?
Answer 2: SMA Female
Question 3: Can the PXIe-5603 handle AC and DC coupling?
Answer 3: Yes, it supports both modes.
Question 4: What is the operating temperature range of PXIe-5603?
Answer 4: 0 °C to 55 °C
Question 5: Is the PXIe-5603 still available after being obsolete?
Answer 5: Yes, via Apex Waves.



