Frequency |
Range | with R&S®SMCVB-B103 option (mandatory) | 4 kHz to 3 GHz |
| with R&S®SMCVB-B103 and R&S®SMCVB-KB106 options | 4 kHz to 6 GHz |
| with R&S®SMCVB-B103, R&S®SMCVB-KB106 and R&S®SMCVB-KB107 options | 4 kHz to 7.125 GHz |
Resolution of setting | | 0.001 Hz |
Resolution of synthesis | f = 1 GHz | 2.665 μHz (nom.) |
Settling time | to within < 1 × 10–7 for f > 200 MHz or < 20 Hz for f ≤ 200 MHz with GUI update stopped, I/Q optimization mode: fast, measured from command at instrument to frequency settled within specified range, with Ethernet (fast socket) remote control, level setting characteristic: auto | < 5 ms |
Range and resolution of phase offset setting | | –999.99° to +999.99°, 0.01° resolution |
Reference frequency |
Frequency error | at time of calibration in production | < 1 × 10–7 |
Aging | after 30 days of uninterrupted operation | ≤ 1 × 10–6 /year |
Temperature effect | in temperature range from +5 °C to +45 °C | ±1.0 × 10–6 |
Source | | internal, external |
External reference frequency modes | Standard | 10 MHz |
Reference frequency input |
Connector type | REF IN on rear panel | BNC female |
Input frequency | | 10 MHz, 13 MHz |
Minimum frequency locking range | | ± 25 × 10–6 (meas.) |
Input level range | | 0 dBm to +16 dBm (meas.) |
Input impedance | | 50 Ω (nom.) |
Reference frequency output |
Connector type | REF OUT on rear panel | BNC female |
Output frequency | square wave | |
| source mode: internal | 10 MHz |
| source mode: external | 10 MHz |
Output level | | +7 dBm to +13 dBm, +10 dBm (meas.) |
Source impedance | | 50 Ω (nom.) |
Level |
Setting range | | |
R&S®SMCVB-B103/-KB106/-KB107 | Standard | |
| 4 kHz ≤ f < 100 kHz | –120 dBm to +16 dBm |
| 100 kHz ≤ f < 6 GHz | –145 dBm to +16 dBm |
| 6 GHz ≤ f ≤ 7.125 GHz | –145 dBm to +16 dBm |
| with R&S®SMCVB-K31 option | |
| 4 kHz ≤ f < 100 kHz | –120 dBm to +25 dBm |
| 100 kHz ≤ f ≤ 6 GHz | –145 dBm to +25 dBm |
| 6 GHz ≤ f ≤ 7.125 GHz | –145 dBm to +25 dBm |
Setting resolution | | 0.01 dB |
Specified level range | peak envelope power (PEP) | |
R&S®SMCVB-B103/-KB106/-KB107 | Standard | |
| 4 kHz < f ≤ 10 MHz | –110 dBm to +15 dBm |
| 10 MHz < f ≤ 6 GHz 1 | –120 dBm to +15 dBm |
| 6 GHz < f ≤ 7.125 GHz | –120 dBm to +15 dBm |
| with R&S®SMCVB-K31 option | |
| 4 kHz < f ≤ 10 MHz | –110 dBm to +20 dBm |
| 10 MHz < f ≤ 6 GHz 1 | –120 dBm to +20 dBm |
| 6 GHz < f ≤ 7.125 GHz | –120 dBm to +18 dBm |
Level accuracy | level setting characteristic: auto, temperature range from +18 °C to +33 °C |
| level > –80 dBm | |
| 4 kHz < f < 200 kHz | < 1.8 dB |
| 200 kHz ≤ f ≤ 10 MHz | < 0.7 dB |
| 10 MHz < f ≤ 2.5 GHz 1 | < 0.5 dB |
| f > 2.5 GHz 1 | < 0.7 dB |
| level ≤ –80 dBm | |
| 4 kHz < f < 200 kHz | < 1.8 dB |
| 200 kHz ≤ f ≤ 10 MHz | < 1.2 dB, < 1.0 dB (typ.) |
| 10 MHz < f ≤ 2.5 GHz 1 | < 0.8 dB |
| f > 2.5 GHz 1 | < 1.1 dB |
Settling time | to < 0.1 dB deviation from final value, with GUI update stopped, temperature range from +18 °C to +33 °C, f > 10 MHz, I/Q optimization mode: fast, measured from command at instrument to frequency settled within specified range, with Ethernet (fast socket) remote control, level setting characteristic: auto | < 5 ms |
Interruption-free level range | level setting characteristic: uninterrupted level setting | > 20 dB |
1 For multiples of f = 0.5 GHz, specified level range is limited to –100 dBm due to a discrete spurious. |
Reverse power |
Reverse power | maximum permissible RF power in output frequency range of RF path, from 50 Ω source; In case of too high reverse power, the RF output is switched off. |
| 1 MHz < f ≤ 7.125 GHz | 2 W |
Maximum permissible DC voltage | | 35 V (nom.) |
VSWR |
Output impedance VSWR in 50 Ω system | evel setting characteristic: auto, f > 200 kHz | |
| Pout ≤ 5 dBm | < 2.0 |
| Pout > 5 dBm | |
| 200 kHz < f ≤ 4.5 GHz | < 2.0 (typ.) |
| 4.5 GHz < f ≤ 6 GHz | < 2.5 (typ.) |
Spectral purity |
Harmonics | CW, I/Q mode (full-scale internal single carrier signal), level ≤ 13 dBm |
| 1 MHz < f ≤ 7.125 GHz | < –30 dBc |
Nonharmonics | CW, level > +10 dBm, > 10 kHz offset from carrier and outside the modulation spectrum, reference frequency internal |
| f ≤ 2.5 GHz | < –52 dBc, –60 dBc (typ.) |
| 2.5 GHz < f ≤ 7.125 GHz | < –52 dBc, –70 dBc (typ.) |
Wideband noise | CW, level = +10 dBm, carrier offset = 30 MHz, measurement bandwidth 1 Hz |
| 20 MHz ≤ f ≤ 100 MHz | < –139 dBc |
| 100 MHz < f ≤ 2.5 GHz | < –142 dBc |
| 2.5 GHz < f ≤ 7.125 GHz | < –133 dBc |
SSB phase noise | carrier offset = 20 kHz, measurement bandwidth 1 Hz, level = +10 dBm |
| f = 100 MHz | < –110 dBc |
| f = 1 GHz | < –100 dBc |
| f = 2 GHz | < –100 dBc |
| f = 2.5 GHz | < –100 dBc |
| 2.5 GHz < f ≤ 7.125 GHz | < –95 dBc |
SSB phase noise with R&S®SMCVB-K709 option | carrier offset = 20 kHz, measurement bandwidth 1 Hz, level = +10 dBm |
| f = 100 MHz | < –145 dBc |
| f = 1 GHz | < –125 dBc |
| f = 2 GHz | < –119 dBc |
| f = 2.5 GHz | < –117 dBc |
| 2.5 GHz < f ≤ 7.125 GHz | < –107 dBc |
Residual FM | CW, RMS values at f = 1 GHz 2 |
| 300 Hz to 3 kHz, weighted (ITU-T) | < 2 Hz, 0.63 Hz (typ.) |
| 20 Hz to 23 kHz | < 16 Hz, 8.15 Hz (typ.) |
Residual FM with R&S®SMCVB-K709 option | CW, RMS values at f = 1 GHz 2 |
| 300 Hz to 3 kHz, weighted (ITU-T) | < 2 Hz, 0.15 Hz (typ.) |
| 20 Hz to 23 kHz | < 4 Hz, 1.9 Hz (typ.) |
Residual AM | CW, f > 10 MHz, RMS value (20 Hz to 20 kHz), level = 12 dBm |
| 4 kHz ≤ f ≤ 100 MHz | < 0.08 % |
| 100 MHz < f ≤ 7.125 GHz | < 0.05 % |
Frequency and level sweep |
Operating mode | | digital sweep in discrete steps |
Sweep parameters | | RF frequency, RF level |
Trigger modes | execute sweep continuously with internal trigger source | auto |
| execute one full sweep | single, extern single |
| execute one step | step, extern step |
| sweep start and stop controlled by external trigger signal | extern start/stop |
Trigger source | | external trigger signal (user 1 or user 2 at rear), rotary knob, touch panel, remote control |
Sweep range | | fully specified frequency and level range |
| interruption-free level sweep with level setting characteristic: uninterrupted level setting | 0.01 dB to 20 Db |
Sweep shape | | sawtooth, triangle |
Step size setting resolution | frequency sweep linear | 0.001 Hz |
| frequency sweep logarithmic | 0.01 % |
| level sweep | 0.01 dB |
Dwell time setting range | | 5 ms to 100 s |
Dwell time setting resolution | | 0.1 ms |
I/Q modulation performance |
Operating modes | | internal baseband I/Q |
RF modulation bandwidth | The maximum signal bandwidth depends on the baseband option configuration, see I/Q baseband generator. |
| 8 kHz < f ≤ 240 MHz | ±50 % of carrier frequency |
| f > 240 MHz | ±120 MHz |
RF frequency response in specified RF modulation bandwidth | standard, up to 120 MHz RF modulation bandwidth | < 3.5 dB, < 2.5 dB (meas.) |
| with R&S®SMCVB-K547 option, optimization mode: high quality, up to 240 MHz RF modulation bandwidth | < 1.2 dB, < 0.3 dB (meas.) |
Carrier leakage | mode: internal baseband I/Q, referenced to full-scale input | < –60 dBc, < –80 dBc (meas.) |
Suppression of image sideband for entire instrument in modulation bandwidth | up to 240 MHz RF modulation bandwidth | > 75 dB (meas.) |