Datasheet
Version 04.00, December 2018 
  Rohde & Schwarz R&S
®
Cable Rider ZPH Cable and Antenna Analyzer  5 
Distance-to-fault analysis 
Result formats 
return loss, SWR, split screen DTF and 
SWR, split screen DTF and return loss 
Return loss 
Range 
1/2/3/5/10/20/30/50/100/120/130/150 dB, 
linear 100 % 
Resolution 
0.01 dB 
SWR 
Range 
selectable 
1 to 1.1/1.5/2/3/6/11/21/71 
Fault resolution 
(1.5 × 10
8
 × velocity factor/span) m 
Maximum cable length 
depending on cable loss 
1500 m (nom.) 
Immunity to interference 
Maximum permissible spurious signal 
measurement = reflection (S
11
)/1-port cable loss/distance-to-fault analysis 
+17 dBm (nom.) 
Uncertainty of reflection measurement with R&S
®
ZN-Z103 calibration unit. 
Accuracy of reflection measurements 
2 MHz to 4 GHz 
0 dB to –15 dB 
< 0.3 dB or < 2.1° 
–15 dB to –25 dB 
< 1.0 dB or < 7.5° 
–25 dB to –35 dB 
< 3.1 dB or < 26° 
Dynamic of transmission measurements (model .12 only) 
RF Attenuation = 5 dB, tracking generator 
level = –3 dBm, RBW = 10k kHz 
100 kHz ≤ f < 20 MHz 
> 60 dB (nom.) 
20 MHz ≤ f < 1.5 GHz 
> 90 dB (nom.) 
1.5 GHz ≤ f < 2.5 GHz 
> 70 dB (nom.) 
2.5 GHz ≤ f < 4 GHz 
> 60 dB (nom.) 
0.0
5.0
10.0
15.0
20.0
25.0
30.0
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
1 2 3 4 5 6 7 8 9 1011121314 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32333435 36
Phase uncertainty in °
Magnitude uncertainty in dB
Return loss in dB
Uncertainty of reflection measurements with R&S
®
ZN-Z103
Temp: +18 °C to +25 °C, RBW: 10 Hz, Power: –10 dBm
Magnitude: 2 MHz < f < 4 GHz
Phase: 2 MHz < f < 4 GHz










