Specifications
29
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Description Model numbers
90000 X-Series to 90000 Q-Series Upgrades***
N2764AU-016 16 GHz 90000 X to 20 GHz 90000 X-Series Upgrade*
N2764AU-020 20 GHz 90000 X to 20 GHz 90000 Q-Series Upgrade
N2764AU-025 25 GHz 90000 X to 32 GHz 90000 X-Series Upgrade**
N2764AU-028 28 GHz 90000 X to 33 GHz 90000 Q-Series Upgrade**
N2764AU-033 32 GHz 90000 X to 33 GHz 90000 Q-Series Upgrade
Upgrades within the 90000 Q-Series family
N2764BU-025 Bandwidth Upgrade -20 GHz to 25 GHz 90000 Q-Series
N2764BU-033 Bandwidth Upgrade -25 GHz to 33 GHz 90000 Q-Series
N2764BU-050 Bandwidth Upgrade -33 GHz to 50 GHz 90000 Q-Series
N2764BU-062 Bandwidth Upgrade -50 GHz to 63 GHz 90000 Q-Series
* Requires the purchase of N2764AU-020
** Requires the purchase of N2764AU-033
*** Upgrade will have a new serial number
Upgrade your oscilloscope
Probe heads
Model
numbers BW and input loading Key features
Differential browser head N5445A 30 GHz, Cdiff = 35fF, Cse = 50 fF, Rdiff = 100
k, Rse = 50 k
Z axis compliance and variable spacing
from 20 mil to 125 mils, integrated LED
lighting
ZIF probe head/tips N2838A 450 Ω
ceramic PCB
tip, N5439A
head, N5440A
450 tip set,
N5447A 200
tip ceramic
28 GHz, Cdiff = 95fF, Cse = 130 fF, with
N2838A: Cdiff = 32fF, Cse = 44 fF, with
N5440A: Rdiff = 100 k, Rse = 50 k
With N5447A: Rdiff = 50 k, Rse = 25 k
Extremely low loading, Variable spacing
from 5 mil to 80mil , User replaceable
damping resistor tips (N2838A only)
2.92mm/3.5mm/SMA
probe head
N5444A 28 GHz, N/A, 55 to Vterm Provides termination voltage of ±4V
controlled by scope or externally
Solder-in head N5441A
N2836A
16 GHz, Cdiff = 77 fF, Cse = 105 fF,
Rdiff=100kΩ, Rse=50kΩ 26 GHz, Cdiff = 108
fF, Cse = 140 fF, Rdiff=100kΩ, Rse=50kΩ
Economical and semi-permanent connec-
tion, variable span of leads ranges from
5 mil to 80 mil
InfiniiMax III probe heads
InfiniiMax III probe heads are recommended for InfiniiMax III N2800A/01A/02A/03A probe amplifiers.