The
 HP 8350B + HP 83595C RF plug-in provides a 10 MHz to 26.5 GHz broadband coaxial swept frequency source for the Agilent 8350B sweep oscillator mainframe. Applications include scalar network analysis, serving as a local oscillator for down-converting high frequency signals, and a stand-alone RF signal source 
Technical details:
- Frequency range from10 MHz to 26.5 GHz 
- Frequency Accuracy ±5 MHz 
- Stability 200KHz/C° 
- Power range output -62 dBm a +23 dBm 
- Power Level Accuracy ±1.5 dB 
- Output Power Resolution Displayed 0.1 dB 
- Minimum Sweep Time 10 ms 
- Option 002 : Output Attenuator