| Rohde and Schwarz ZPH-K1 Specifications |
| Spectrum Analyzer (R&S ZPH-K1 option, only model .12) |
| Frequency Range |
|
5 kHz to 3 GHz |
| With R&S ZPH-B4 option installed |
5 kHz to 4 GHz |
| Frequency Resolution |
|
1 Hz |
| Reference Frequency, Internal |
| Aging per Year |
|
1 x 10-6 |
| Temperature Drift |
0 °C to +50 °C |
1 x 10-6 |
| Achievable Initial Calibration Accuracy |
|
5 x 10-7 |
| Total Reference Uncertainty |
|
(time since last adjustment x aging rate) + temperature drift + calibration accuracy |
| Frequency Readout |
| Marker Resolution |
|
1 Hz |
| Uncertainty |
|
±(marker frequency x reference uncertainty + 10 % x resolution bandwidth + ½ (span / (sweep points - 1) + 1 Hz) |
| Number of Sweep (trace) Points |
|
711 |
| Marker Tuning Frequency Step Size |
|
span/710 |
| Frequency counter resolution |
|
0.1 Hz |
| Count Uncertainty |
SNR > 25 dB |
±(frequency x reference uncertainty + ½ (last digit)) |
| Frequency Span |
|
0 Hz, 10 Hz to 3 GHz |
| With R&S ZPH-B4 option installed |
0 Hz, 10 Hz to 4 GHz |
| Span Uncertainty |
|
1 % (nom.) |
| Spectral Purity SSB Phase Noise |
|
f = 500 MHz |
| Carrier Offset |
30 kHz |
< -88 dBc (1 Hz), -95 dBc (1 Hz) (typ.) |
| 100 kHz |
< -98 dBc (1 Hz), -105 dBc (1 Hz) (typ.) |
| 1 MHz |
< -118 dBc (1 Hz), -125 dBc (1 Hz) (typ.) |
| SWEEP TIME |
| Sweep Time |
Span = 0 Hz |
1 ms to 1000 s |
| 10 Hz ≤ span ≤ 600 MHz |
20 ms to 1000 s |
| Span > 600 MHz |
20 ms x span / 1600 MHz to 1000 s |
| Uncertainty |
Span = 0 Hz |
1 % (nom.) |
| |
Span ≥ 10 Hz |
3 % (nom.) |
| BANDWIDTHS |
| Resolution Bandwidths |
| Range |
-3 dB bandwidth |
1 Hz to 3 MHz in 1/3 sequence |
| Bandwidth Accuracy |
1 Hz ≤ RBW ≤ 300 kHz |
< 5 % (nom.) |
| 300 kHz < RBW ≤ 1 MHz |
< 10 % (nom.) |
| Selectivity 60 dB:3 dB |
|
< 5 (nom.), Gaussian type filters |
| Video Filters |
| Range |
-3 dB bandwidth |
1 Hz to 3 MHz in 1/3 sequence |
| LEVEL |
| Display Range |
|
Displayed noise floor to +30 dBm |
| Maximum Rated Input Level |
| DC Voltage |
|
50 V |
| CW RF Power |
|
33 dBm (= 2 W) |
| Peak RF Power |
Duration < 3 s |
36 dBm (= 4 W) |
| Maximum Pulse Voltage |
|
150 V |
| Maximum Pulse Energy |
Pulse width 10 µs |
10 mWs |
| Intermodulation |
| Third-Order Intercept (TOI) |
Intermodulation-free dynamic range, signal level -20 dBm (both), RF attenuation = 0 dB, RF preamplifier = off |
| f = 1 GHz |
+7 dBm (meas.) |
| f = 2.4 GHz |
+10 dBm (meas.) |
| Second-Harmonic Intercept (SHI) |
RF attenuation = 0 dB, RF preamplifier = off, signal level = -40 dBm |
| f in = 20 MHz to 1.5 GHz |
-60 dBc (nom.) |
| f in = 1.5 GHz to 2 GHz |
-80 dBc (nom.) |
| Displayed Average Noise Level |
0 dB RF attenuation, termination 50 Ω, RBW = 1 kHz, VBW = 10 Hz, sample detector, logarithmic scaling, normalized to 1 Hz |
| Preamplifier = off |
| 1 MHz to 10 MHz |
< -130 dBm, -135 dBm (typ.) |
| 10 MHz to 1 GHz |
< -142 dBm, -146 dBm (typ.) |
| 1 GHz to 4 GHz |
< -140 dBm, -144 dBm (typ.) |
| Preamplifier = on |
| 1 MHz to 10 MHz |
< -150 dBm, -160 dBm (typ.) |
| 10 MHz to 3 GHz |
< -158 dBm, -163 dBm (typ.) |
| 3 GHz to 4 GHz |
< -156 dBm, -161 dBm (typ.) |
| Immunity to Interference, Nominal Values |
| Image Frequencies |
f in - 2 x 30.15 MHz |
< -70 dBc (nom.) |
| f in - 2 x 830.15 MHz |
< -70 dBc (nom.) |
| f < 3 GHz, f in -2 x 830.15 MHz |
< -70 dBc (nom.) |
| f < 3 GHz, f in - 2 x 4042.65 MHz |
-60 dBc (nom.) |
| f ≥ 3 GHz, f in + 2 x 830.15 MHz |
-60 dBc (nom.) |
| Intermediate Frequencies |
30.15 MHz, 830.15 MHz, 4042.65 MHz |
< -60 dBc (nom.) |
| Other Interfering Signals, Signal Level - RF Attenuation < -30 dBm |
f ≤ 3 GHz, spurious at f in - 2021.325 MHz |
< -60 dBc (nom.) |
| Other Interfering Signals, Related to Local Oscillators |
∆f ≥ 300 kHz |
< -60 dBc (nom.) |
| f = receive frequency |
| Residual Spurious Response |
Input matched with 50 Ω, without input signal, RBW ≤ 30 kHz, f ≥ 3 MHz, RF attenuation = 0 dB |
< -90 dBm (nom.) |
| Level Display |
| Logarithmic Level Axis |
|
1/2/3/5/10/20/30/50/100/120/150 dB, 10 divisions |
| Linear Level Axis |
|
0 % to 100 %, 10 divisions |
| Number of Traces |
|
2 |
| Trace Detectors |
|
Max. peak, min. peak, auto peak, sample, RMS |
| Trace Functions |
|
Clear/write, max. hold, min. hold, average, view |
| Setting Range of Reference Level |
|
-130 dBm to +30 dBm |
| Units of Level Axis |
|
dBm, dBmV, dBµV, V, W |
| Level Measurement Uncertainty |
| Absolute Level Uncertainty at 100 MHz |
+20 °C to +30 °C |
< 0.3 dB |
| Frequency Response (+20 °C to +30 °C) |
5 kHz ≤ f < 10 MHz |
< 1.5 dB (nom.) |
| |
10 MHz ≤ f ≤ 4 GHz |
< 1 dB |
| Attenuator Uncertainty |
|
< 0.3 dB |
| Uncertainty of Reference Level Setting |
|
< 0.1 dB (nom.) |
| Display Nonlinearity |
SNR > 16 dB, 0 dB to -50 dB, logarithmic level display |
< 0.3 dB |
| Bandwidth Switching Uncertainty |
Reference: RBW = 10 kHz |
< 0.1 dB (nom.) |
| Total Measurement Uncertainty |
95 % confidence level, +20 °C to +30 °C,
SNR > 16 dB, 0 dB to -50 dB below reference level, RF attenuation auto |
| 10 MHz ≤ f ≤ 4 GHz |
< 1.25 dB, 0.5 dB (typ.) |
| TRIGGER FUNCTIONS |
| Trigger |
| Trigger Source |
|
Free run, video, external |
| External Trigger Level Threshold |
Low → high transition |
2.4 V |
| High → low transition |
0.7 V |
| Maximum |
3.0 V |
| Gated Trigger (model .12 only) |
| Gate Delay |
|
1 µs to 100 s,
resolution min. 1 µs (or 1 % of delay) |
| Gate Length |
|
1 µs to 100 s,
resolution min. 1 µs (or 1 % of gate length) |