Specifications
LT51 User Manual
89
Spectrum analyser
Frequency range
200 Hz to 2.2 MHz
Frequency spans
4.5, 9,18 … 600 kHz, 1.2 MHz, 2.4 MHz
Dynamic range
>60 dB (typically better than 70dB)
Max displayed range
110 dB (80dB+30dB offset)
Frequency resolution
< 0.5% of span
Distortion
Fundamental Frequency range
200 Hz to 2.2 MHz
Harmonic Measurement range
2.2 MHz
Distortion Factor
Max: 10dB, Min: 60dB, typically >70dB
Loss, NEXT & FEXT measurements
Impedance
600
, 75
, 50
Frequency Range
200 Hz to 2.2 MHz
Level range
-90 to +10 dB
Accuracy
1 dB
Intrinsic NEXT (75
)
< 1 MHz: <-80 dB, <2.2 MHz: < -70 dB
Return Loss measurement
Impedance
600
, 75
, 50
Tx
level
-10 dBm
Range
0 to 40 dB
Accuracy
0.5 dB
5 % of reading for reference
impedance
Intrinsic Return Loss (75
)
< 200 kHz: > 50 dB, <2.2 MHz: > 40 dB
TDR
Impedance
75
, 50
Pulse Velocity Factor (PVF)
0.01 to 0.99
Range (PVF = 0.70)
7,500 m ± 1 % + PVF uncertainty
Resolution (PVF=0.70)
0.8m (lowest range)
Pulse Amplitude
4 Vpp into 600
Pulse Width
50 ns, 200 ns, 500 ns, 1
s, 2.5
s, 5
s
Voltage*
DC
± 160 V ± 1 % + 0.5V
AC
100 Vrms ± 2% (< 100Hz), True RMS
Summary of Contents for UMDT51A
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