Tektronix P6248, Руководство по обслуживанию

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Specifications
2
P6248 1.7 GHz Differential Probe Service Manual
Table 1: Warranted electrical characteristics (cont.)
Characteristic Description
Humidity
Operating: 0--90% RH, tested at +30 to +50
_
C (+68 to +122
_
F)
Nonoperating: 0--90% RH, tested at +30 to +60
_
C (+68 to +140
_
F)
1
See warning that follows.
WARNING.
To avoid a burn hazard at high ambient temperatures, do not touch
the probe with bare hands at operating temperatures above +50
_
C (+122
_
F)
or at nonoperating temperatures above +70
_
C (+158
_
F). Allow sufficient time
for the probe to cool before handling.
Typical Characteristics
Typical characteristics (Tables 2 and 3) describe typical but not guaranteed
performance.
Table 2: Typical electrical characteristics
Characteristic Description
Differential input resistance, DC coupled 200 k
Ω ±
2%
Common-mode input resistance, DC
coupled 100 k
Ω ±
2%
Differential input capacitance <1 pF at 1 MHz
Common-mode input capacitance <2 pF at 1 MHz
Harmonic distortion
≤
1.5% measured using 354 mV
RMS
(or 1.0 V
P-P
) output at 100 MHz
Differential offset range
±
700 mV (
÷
1 range)
±
7 V (
÷
10 range)
Common mode rejection ratio See Figure 1
Random noise
<
50 nV Hz at 100 MHz
Input impedance See Figure 2
Pass band ripple
≤ ±
0.5 dB to 850 MHz (deviation from a nominal slope)
Bandwidth (probe only) DC to
≥
1.7 GHz (-- 3dB) @
≤
27
_
C (
÷
1 range)
DC to
≥
1.85 GHz (-- 3dB) @
≤
27
_
C (
÷
10 range)
Rise time (probe and oscilloscope) <265 ps