| Frequency range |
| R&S®ESW8 |
2 Hz to 8 GHz |
| R&S®ESW26 |
2 Hz to 26.5 GHz |
| R&S®ESW44 |
2 Hz to 44 GHz |
| Resolution bandwidths |
| Standard filters (-3 dB) |
1 Hz to 10 MHz |
| EMI filters (-6 dB) |
1 Hz, 10 Hz, 100 Hz, 200 Hz, 1 kHz, 9 kHz,
10 kHz, 100 kHz, 120 kHz, 1 MHz, 10 MHz |
| Detectors (receiver mode) |
max. peak, min. peak, quasi-peak, RMS,
average, average with meter time constants
(CISPR-average), RMS-average (CISPR RMS) |
| APD measurement function |
| Minimum amplitude probability |
10-7 |
| Maximum acquisition time |
120 s |
| Acquisition bandwidth (-6 dB) |
200 Hz, 9 kHz, 120 kHz, 1 MHz |
| Third-order intercept (TOI) |
| R&S®ESW8, R&S®ESW26, R&S®ESW44,
RF attenuation = 0 dB, level 2 × -15 dBm,
Δf > 5 × RBW, preselection off, preamplifier off |
10 MHz ‰¤ fin < 1 GHz, > +20 dBm, typ. 25 dBm |
| 1 dB compression |
| RF attenuation = 0 dB,
preselection off, preamplifier off |
fin ‰¤ 3 GHz, +15 dBm (nom.) |
| Preselection filters |
| Receiver mode status |
always on |
| Analyzer mode status |
on/off (selectable) |
| Number of preselection filters |
21 |
| Preamplifier (switchable) (1 kHz to 8 GHz) |
20 dB (nom.) |
| Displayed average noise level (DANL) |
| R&S®ESW8 (receiver mode, RF attenuation = 0 dB, termination = 50 Ω, logarithmic scaling normalized to 1 Hz RBW, RBW = 1 kHz, VBW = 1 Hz, +5 °C to +40 °C, preselection on, preamplifier on) |
| Receiver mode |
| Time domain scan |
| CISPR band B, 150 kHz to 30 MHz, RBW = 9 kHz,
measurement time = 100 ms, peak detector |
110 ms (total measurement time) |
| CISPR band B, 150 kHz to 30 MHz,
RBW = 9 kHz, measurement time = 1 s, quasi-peak detector and CISPR-average detector |
2 s (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 120 kHz, measurement time = 10 ms,
peak detector |
620 ms (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 9 kHz, measurement time = 10 ms, peak detector |
840 ms (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 120 kHz, measurement time = 1 s, quasi-peak detector |
80 s (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 9 kHz, measurement time = 1 s, quasi-peak detector and CISPR-average detector |
67 s (total measurement time) |
| Total measurement uncertainty |
| Preselection off (10 MHz < f ‰¤ 3.6 GHz) |
±0.27 dB |
| Dimensions (nom.)
(W × H × D, including front handles and rear feet) |
462 mm × 240 mm × 504 mm
(18.15 in × 9.44 in × 19.81 in) |
| Net weight, without options (nom.) |
| R&S®ESW8 |
20.6 kg (45.42 lb) |
| R&S®ESW26 |
22.1 kg (48.72 lb) |
| R&S®ESW44 |
25.2 kg (55.56 lb) |
| Display |
30.7 cm (12.1"") WXGA color touchscreen |
| Resolution |
1280 × 800 pixel (WXGA resolution) |
| Data storage |
| Internal |
solid state disk ‰¥ 32 Gbyte |
| External |
supports USB 2.0 compatible memory devices |
| Power supply |
| AC input voltage range |
100 V to 240 V |
| AC supply frequency |
50 Hz to 60 Hz/400 Hz |
| Max. input current |
7.3 A (100 V) to 4.6 A (240 V) |
| Power consumption |
| R&S®ESW8 without options |
150 W |
| R&S®ESW8 with all options |
250 W (meas.) |
| R&S®ESW26 without options |
175 W |
| R&S®ESW26 with all options |
275 W (meas.) |
| R&S®ESW44 without options |
200 W |
| R&S®ESW44 with all options |
300 W (meas.) |
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