Specifications; Electrical Characteristics - Elditest GE Série Mode D'emploi

Elditest
High Frequency (HF):
(Should seldom require adjustment, however, if adjustment is required)
•
Apply a 1 MHz square wave to the probe (<0.7 ns rise-time)
•
Adjust the trimmer located on the probe body (HF) toward the cable end for
a flat topped square wave for the GE2500 series.
•
Adjust the trimmer located on the BNC box (HF) for a flat topped square
wave for the GE4500 series.
Over Compensated
Incorrect
Figure 11: HF Waveform Compensation

Specifications

All specifications apply to the unit after a temperature stabilization time of 20
minutes over an ambient temperature range of 25°C ± 5°C.
Table 4: Electrical Characteristics 1500 Series
Model Attn.
10x
GE1511
1x
GE1521
10x
14
Under Compensated
Incorrect

Electrical Characteristics

Input
BW
Impedance
(MHz)
(MΩ / pF)
10/12 150
1/45 17
10/12 150
Properly Compensated
Rise
Max Voltage
Time
(DC + AC
peak
(ns)
2.3
500 V CAT II
20
2.3
www.sefram.com
Correct
Voltage
Coefficient
)
(VCR)
≤ 1.5
ppm/V
(2%)
Comp.
Range
(pF)
10-30