Tektronix 2465A Operator's Manual page 7

Contents
Page
3
Applications
Peak-to-Peak Voltage ............................................................................ 3-1
Absolute Voltages .................................................................................. 3-1
Noise Immunity ....................................................................................... 3-2
"Quick and Dirty" DC Voltage Measurement........................................ 3-2
Amplitude Modulation ............................................................................ 3-2
Frequency Modulation ........................................................................... 3-3
Measuring Video Signals in IRE Units .................................................. 3-4
Avoiding False Displays with Multi-Mode Signals ................................ 3-4
Algebraic Addition to Detect Coincidence or Cancel Interference........ 3-4
Observing Coincidence of Digital Signals ............................................. 3-5
Measuring Off-Ground Signals And Cancelling Interference ................ 3-5
Period and Frequency ............................................................................ 3-6
Rise Time and Fall Time ........................................................................ 3-7
Propagation Delay ................................................................................. 3-8
Setup and Hold Times ........................................................................... 3-8
Slew Rate ............................................................................................... 3-9
Time Ratio .............................................................................................. 3-1 0
Phase Difference Between Two Signals.. ............... .......... .................... 3-11
4
Checks and Adjustments
Introduction ............................................................................................ 4-1
Initial Setup ............................................................................................ 4-1
Trace Rotation and Adjustment .. ...................... ..... ........ ...... ................. 4-1
Astigmatism Adjustment ........................................................................ 4-2
Auto DC Balance Routine ...................................................................... 4-2
Probe Compensation ............................................................................. 4-3
Matching Channel 2 Delay ..................................................................... 4-4
Amplitude Check .................................................................................... 4-5
Timing Check ......................................................................................... 4-5
5
Controls, Connectors, and Indicators
Introduction ............................................................................................ 5-1
Power And Display ................................................................................ 5-1
Setup and Vertical. ................................................................................. 5-4
Horizontal ............................................................................................... 5-11
Delay and Delta Controls ....................................................................... 5-14
Rear Panel .............................................................................................. 5-25
DMM .......................................................................................................
5-27
DMM Displays ..................................................................................... 5-31
Display-Mode Interactions .................................................................. 5-31
2465A/2455A/2445A Operators