| | R&S®ZVH4 | R&S®ZVH8 |
Frequency range | | 100 kHz to 3.6 GHz | 100 kHz to 8 GHz |
Standard measurement functions | | reflection measurement, distance-to-fault measurement, one-port cable loss measurement |
Output power (port 1, port 2) | | 0 dBm to –40 dBm (nom.), in 1 dB steps |
Maximum permissible spurious signal level | | +17 dBm (nom.) |
Number of points | | 101, 201, 401, 601, 631, 801, 1001, 1201 |
Distance-to-fault (DTF) measurement |
Display modes | | return loss (dB), VSWR |
Resolution in meters | | (1.58 × velocity factor/span) |
Horizontal display range | | 3 m to 1500 m |
Reflection measurement |
Directivity | 100 kHz to 3 GHz (nom.) | > 43 dB (nom.) | > 43 dB (nom.) |
| 3 GHz to 3.6 GHz | > 37 dB (nom.) | > 37 dB (nom.) |
| 3.6 GHz to 6 GHz | – | > 37 dB (nom.) |
| 6 GHz to 8 GHz | – | > 31 dB (nom.) |
Display modes | | S11, return loss (dB), VSWR, one-port cable loss |
| vector network analysis (R&S®ZVH-K42) | S11, S22, magnitude, phase, magnitude + phase, Smith chart, VSWR, reflection coefficient, mρ, one-port cable loss, electrical length, group delay |
| vector voltmeter (R&S®ZVH-K45) | magnitude + phase, Smith chart |
Transmission measurement (with R&S®ZVH-K39 or R&S®ZVH-K42) |
Dynamic range (S21, S12) | 100 kHz to 300 kHz | > 50 dB (nom.) | > 50 dB (nom.) |
| 300 kHz to 2.5 GHz | > 80 dB, typ. 100 dB | > 80 dB, typ. 100 dB |
| 2.5 GHz to 3.6 GHz | > 70 dB, typ. 90 dB | > 70 dB, typ. 90 dB |
| 3.6 GHz to 6 GHz | – | > 70 dB, typ. 90 dB |
| 6 GHz to 8 GHz | – | > 50 dB (nom.) |
Display modes | transmission measurement (R&S®ZVH-K39) | S21, magnitude in dB (loss, gain) |
| vector network analysis (R&S®ZVH-K42) | S21, S12, magnitude (loss, gain), phase, magnitude + phase, electrical length, group delay |
| vector voltmeter (R&S®ZVH-K45) | magnitude + phase |
DC voltage supply (DC bias, port 1 and port 2) |
Voltage range | internal voltage supply | +12 V to +32 V, in 1 V steps |
Maximum output power | | 4 W (battery), 10 W (AC supply) |
Maximum current | | 500 mA |
Maximum voltage | external voltage supply | 50 V |
Maximum current | | 600 mA |
General data |
Display | | 6.5" color LCD with VGA resolution |
Battery operating time | R&S®HA-Z204, 4.2 Ah | up to 3 h |
| R&S®HA-Z206, 6.3 Ah | up to 4.5 h |
Dimensions | (W × H × D) | 194 mm × 300 mm × 69 mm (144 mm) 1) (7.6 in × 11.8 in × 2.7 in (5.7 in)) 1) |
Weight | | < 3 kg (6.6 lb) |