Performance Characteristics
Table 6-1 (cont)
Characteristics
-3dB Bandwidth
2465B
+ 15°Cto +35°C
-15°C to -f 15°C and
+ 35°Cto +55°C
2455B
+ 15°Cto +35°C
-15°C to + 15°C and
+ 35°Cto +55°C
2445 B
Performance Requirements
Using standard accessory probe or internal
50-fi termination.
5*5 mV/DIV:Dc to 400 MHz.
a
2mV/DIV:Dcto350MHz.
a
>5 mV/DIV: Dc to 350 MHz.
2 mV/DIV: Dc to 300 MHz.
Dc to 250 MHz.
a
Dc to 200 MHz.
Dcto150 MHz.
-4.7 dB Bandwidth
2465B
-15°C to +35°C
+35°C to +55°C
2455B
-15°C to +35°C
+35°Cto -f55°C
2445B
AC Coupled, Lower -3 dB
Frequency
With Standard Accessory Probe
Step Response Rise Time
2465B
2455B
2445B
Using 5042 external termination on 1-MQ input.
^5 mV/DIV: Dc to 400 MHz.
a
2 mV/DIV: Dc to 350 MHz.
a
Dc to 300 MHz.
Dc to 250 MHz.
3
Dc to 200 MHz.
Dc to 150 fvlHz.
10 Hz or less.
1 Hz or less.
Calculated from T
r
=0.35/BW.
>5 mV/DIV:
<.875
ns.
2 mV/DIV: *sl ns.
sssl.4 ns.
<2.33 ns.
a
lf instrument is subjected to "greater
than"
85% relative humidity; bandwidth is reduced by
50 MHz. After instrument is subjected to "greater
than"
85% relative humidity, it requires
more than 50 hours of operation at "less
than"
60% relative humidity before full bandwidth is
restored.
2465B/2455B/2445B Operators
6-3
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