| Frequency |
| Frequency range |
9 kHz to 3 GHz |
| Frequency accuracy |
1× 10–6 |
| With R&S FSL-B4, OCXO |
1× 10–7 |
| Resolution Bandwidths |
| Standard |
300 Hz to 10 MHz in 1/3 sequence, zero span additionally 20 MHz |
| With R&S FSL-B7 |
10 Hz to 10 MHz in 1/3 sequence, additionally 1 Hz (FFT filter) |
| Video bandwidths |
10 Hz to 10 MHz |
| Signal analysis bandwidth |
28 MHz |
| Phase noise |
typ. –103 dBc (1 Hz) at 10 kHz from carrier, 1 GHz |
| Displayed Average Noise Level (DANL) |
| With 300 Hz RBW |
typ. –117 dBm |
| With 1 Hz FFT RBW and preamplifier (R&S FSL-B7, R&S FSL-B22 options) |
500 MHz: typ. –162 dBm
3 GHz: typ. –158 dBm |
| Third-order intercept (TOI) |
Typ. +18 dBm |
| Detectors |
Pos./neg. peak, auto peak, RMS, quasi-peak, average, sample |
| Level measurement uncertainty |
< 0.5 dB (30 kHz ≤ f ≤ 3 GHz), < 0.8 dB (3 GHz < f ≤ 6 GHz), < 1.2 dB (6 GHz < f ≤ 18 GHz) |
| Tracking Generator |
| Included? |
Depends on model |
| Frequency range |
FL303: --
FL313: 1 MHz to 3 GHz |
| Output level |
FL303: --
FL313: –20 dBm to 0 dBm |