Keysight (Agilent)
Keysight (Agilent) U9391C
26.5 GHz Comb Gen, RF in - 3.5 mm (f), RF out - 3.5 mm (m)
50 MHz to 26.5 GHz Frequency Range
Traceable Comb Generator Comb Generator Type
-20 dBm typical at 50 MHz fundamental Output Power
2.92 mm (K) male connector Connector Type
10 MHz reference input Input Frequency

| Attribute | Value |
|---|---|
| Frequency Range | 50 MHz to 26.5 GHz |
| Comb Generator Type | Traceable Comb Generator |
| Output Power | -20 dBm typical at 50 MHz fundamental |
| Connector Type | 2.92 mm (K) male connector |
| Input Frequency | 10 MHz reference input |
| Comb Tooth Spacing | 50 MHz |
| Power Supply | +15V DC, powered via USB or external supply |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -40°C to +70°C |
| Primary Application | Spectrum analyzer flatness calibration and verification |
| Model | U9391C |
|---|
The Keysight (Agilent) U9391C is a patented comb generator for phase calibration in nonlinear measurements. It features USB-controlled frequency division and input from 10 MHz to 26.5 GHz with tone spacing as low as 10 MHz.
Offers plug-and-play with PNA-X and stable performance across input powers and frequencies.
Testwall can supply the used Keysight (Agilent) U9391C, 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) U9391C.





