Tektronix TPS2000 Series Service Manual page 25

Table 1- 1: Oscilloscope general characteristics (Cont.)
Trigger
Trigger Level Range gg g
Trigger Level Accuracy,
typical
SET LEVEL TO 50%, typical
Default Settings, Video
Trigger
Sensitivity, Video Trigger
Type, typical
Signal Formats and Field
Rates, Video Trigger Type
Holdoff Range
1
Available only on 4-channel oscilloscopes.
TPS2000 Series Digital Storage Oscilloscopes Service Manual
Source Range
±8 divisions from center of screen
1 1
CH1, CH2, CH3 , CH4
±4 V
EXT
±20 V
EXT/5
±35 V
EXT/10
Accuracies are for signals having rise and fall times ≥20 ns
Source Accuracy
±0.2 div × volts/div within ±4 divisions from center screen
Internal
±(6% of setting + 250 mV) for signals less than ±2 V
EXT
±(6% of setting + 500 mV) for signals less than ±10 V
EXT/5
±(6% of setting + 1 V) for signals less than ±20 V
EXT/10
Operates with input signals equal to or greater than 50 Hz
Coupling is AC and Auto except for a single sequence acquisition
Composite video signal
Source Range
Internal Pk-pk amplitude of 2 divisions
±1 V
EXT
±5 V
EXT/5
±10 V
EXT/10
Supports NTSC, PAL, and SECAM broadcast systems for any field or any line
500 ns to 10 s
Specifications
1- 5