Keysight (Agilent)
Keysight (Agilent) U1831C
10MHz To 26.5GHz USB Smart Noise Source
40 Hz to 200 kHz Frequency Range
C, L, R, Z, D, Q, θ, ESR, DCR Measurement Parameters
0.1% Basic Accuracy
25 mV to 1 Vrms Test Signal Level (Voltage)
4.3-inch color TFT LCD Display

| Attribute | Value |
|---|---|
| Frequency Range | 40 Hz to 200 kHz |
| Measurement Parameters | C, L, R, Z, D, Q, θ, ESR, DCR |
| Basic Accuracy | 0.1% |
| Test Signal Level (Voltage) | 25 mV to 1 Vrms |
| Display | 4.3-inch color TFT LCD |
| DC Bias Voltage | 0 V to ±2 V internal; 0 V to ±40 V external |
| Measurement Speed | Fast, Medium, Slow (up to 27 measurements per second) |
| Interface | USB, LAN (LXI Core 2011), RS-232 |
| Power Supply | 100 V to 240 V AC, 50/60 Hz |
| Dimensions (W x H x D) | 255 mm x 105 mm x 350 mm |
| Model | U1831C |
|---|
The Keysight (Agilent) U1831C is a USB Smart Noise Source covering 10 MHz to 26.5 GHz with an ENR range of 12 to 17 dB. It features a 3.5 mm male connector and supports automatic ENR data download, while temperature sensing enhances measurement accuracy.
This device is ideal for noise figure measurements, especially in broadband and high-frequency testing environments, ensuring stable and repeatable results.
Testwall can supply the used Keysight (Agilent) U1831C, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) U1831C.





