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Specifications
TDS3000 Series Service Manual
1–7
Table 1–1: Specifications (cont.)
Display
Display screen 6.5 in (165 mm) diagonal color liquid crystal
Display resolution 640 horizontal by 480 vertical pixels
Backlight intensity,
typical
200 cd/m
2
Display color Up to 16 colors, fixed palette
External display filter Scratch-resistant tempered glass
I/O ports
Parallel printer port Centronics compatible, DB-25 female connector
GPIB interface Available as optional accessory TDS3GM
RS-232 interface Available as optional accessory TDS3GM or TDS3VM,
DB-9 male connector
VGA signal output Available as optional accessory TDS3VM, DB-15 female connector,
31.6 kHz sync rate, EIA RS-343A compliant
Probe compensator
output, typical
5.0 V into ≥1 M load,
frequency = 1 kHz
Miscellaneous
Nonvolatile memory Typical retention time ≥ 5 years for front-panel settings, unlimited for
saved waveforms and setups
Floppy disk 3.5 in, DOS format, 720 KB or 1.44 MB compatible
Internal clock Provides date/time stamp for stored data and the current time and date
to the front panel, if enabled. Year-2000 compliant.
Radiated immunity Per methods of EN50082-1 and EN61000-4-3, the increase in trace
noise is not to exceed four major divisions peak-to-peak. Ambient RF
fields may induce triggering when trigger threshold is offset less than
two major divisions from ground reference.