Specifications
1–2 TDS3000 Series Service Manual
Table 1–1: Specifications (cont.)
Inputs
Input coupling DC, AC, or GND
Channel input remains terminated when using GND coupling.
Input impedance,
DC coupled 1 M ±1% in parallel with 13 pF ±2 pF, TekProbe compatible
50 ±1%; VSWR 1.5:1 from DC to 500 MHz, typical
Maxi
m
u
m
voltag
e
at
pNC1
Overvoltage category Maximum voltage
in
p
ut B
NC
(
1
M CAT I Environment (refer to
page 1–11) 150 VRMS (400 Vpk)
CAT II Environment (refer to
page 1–11) 100 VRMS (400 Vpk)
For steady-state sinusoidal waveforms, derate at 20 dB/decade above
200 kHz to 13 Vpk at 3 MHz and above.
Maximum voltage at
input BNC (50 5 VRMS with peaks ±30 V
Maximum floating
voltage 0 V from chassis (BNC) ground to earth ground, or
30 VRMS (42 Vpk) only under these conditions: no signal voltages
>30 VRMS (>42 Vpk), all common leads connected to the same voltage,
no grounded peripherals attached
C
hann
e
l
-
to
-
chann
e
l
crosstalk, typical Measured on one channel, with test signal applied to another channel,
and with the same scale and coupling settings on each channel
Frequency
range TDS3012
TDS3014 TDS3032
TDS3034 TDS3052
TDS3054
100 MHz 100:1 100:1 100:1
300 MHz 50:1 50:1
500 MHz — — 30:1
Differential delay,
typical 100 ps between any two channels with the same scale and coupling
settings