Characteristics and Specifications
Keysight N2870A-Series and N2894A Passive Probes User’s Guide
24
Characteristics and Specifications
This section lists the characteristics and specifications for the probes. The probe
and oscilloscope should be warmed up for at least 20 minutes before any testing
and the environmental conditions should not exceed the probe’s specified limits.
Table 5
Electrical Characteristics
Description
Characteristic
Attenuation ratio
N2870A: 1:1
N2871A: 10:1
N2872A: 10:1
N2873A: 10:1
N2874A: 10:1
N2875A: 20:1
N2876A: 100:1
N2894A: 10:1
Bandwidth (-3 dB)
N2870A: 35 MHz
N2871A: 200 MHz
N2872A: 350 MHz
N2873A: 500 MHz
N2874A: 1.5 GHz
N2875A: 500 MHz
N2876A: 1.5 GHz
N2894A: 700 MHz
a
Probe Risetime (10%-90%)
N2870A: 10 ns
N2871A: 1.4 ns
N2872A: 1.0 ns
N2873A: 700 ps
N2874A: 240 ps
N2875A: 700 ps
N2876A: 240 ps
N2894A: 500 ps
Maximum Rated Input Voltage
N2870A: 55 V CAT II
N2871A: 400 V CAT I
b
, 300 V CAT II
c
N2872A: 400 V CAT I
b
, 300 V CAT II
c
N2873A: 400 V CAT I
b
, 300 V CAT II
c
N2874A: 8.5 V CAT I
d
N2875A: 400 V CAT I
b
, 300 V CAT II
c
N2876A: 21 V CAT I
d
N2894A: 400 V CAT I
b
, 300 V CAT II
c