Name: Hameg HM205-2
Brand: Hameg
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Table of Contents2
Specification3
Vertical Deflection3
Triggering3
Digital Storage3
Operating Instructions4
General Information4
Safety4
Use of Tilt Handle4
Operating Conditions5
Maintenance5
Switching over the Mains/Line Voltage5
Type of the Signal Voltage6
Amplitude Measurements6
Voltage Values of a Sine Curve6
Reference Line7
Time Measurements7
Total Value of Input Voltage7
Connection of Test Signal9
First Time Operation10
Before Applying Power10
Trace Rotation TR11
DC Balance Adjustment11
Probe Compensation and Use11
1 Khz Compensation11
Operating Modes of the Vertical Amplifiers12
X-Y Operation12
Phase Comparison with Lissajous Figure12
Differential Measurement12
Phase Different Measurement in DUAL Mode13
Measurement of an Amplitude Modulation13
Automatic Triggering14
Triggering and Time Base14
Normal Triggering15
Slope15
Line Triggering15
Trigger Coupling15
Triggering of Video Signals16
External Triggering16
Trigger Indicator16
Component Tester17
Holdoff-Time Adjustment17
Function of Var. HOLD-OFF Control17
Using the Component Tester17
Test Pattern Displays18
Testing Resistors18
Testing Semiconductors18
Testing Diodes18
In-Circuit Tests19
Testing Transistors19
Single Components20
Single Transistors20
Single Diodes20
In-Circuit Semiconductors20
Front-Panel Controls21
Storage Resolution and Operating Modes21
Vertical Resolution21
Horizontal Resolution in Timebase Mode21
Single Channel Display22
Field Beneath the Screen22
X Field22
Timebase22
Vertical Output23
Accessories23
Trigger Lamp23
Single Sweep23
Switching on and Initial Setting24
Vertical Amplifier Mode24
Triggering Mode24
Storage Mode24
Front Panel Elements HM 205-226
Test Instructions27
Astigmatism Check27
Symmetry and Drift of the Vertical Amplifier27
Calibration of the Vertical Amplifier28
Transmission Performance of the Vertical Amplifier28
Operating Modes28
Trace Alignment29
Mains/Line Voltage Checks29
Y-Output29
Instrument Case Removal30
Operating Voltages30
Astigmatism Control31
Trigger Threshold31
Troubleshooting the Instrument31
Replacement of Components and Parts32
Replacement of the Power Transformer32
Calibration33
High Voltage Warning33
Service and Calibration33
Test Instruments Required34
Adjustments in Digital Storage Assembly38
Adjusting Plan40
Wiring Diagram41
Y Input, Attenuator, Preamplifier CH I/II42
Component Locations EY Board42
Y Intermediate Amplifier CH I / CH II43
Component Lcoation XY Board44
Trigger Circuit, TV Sync Separator45
Timebase Circuit46
Component Locations TB Board47
CRT Circuit, Unblanking, HV Supply48
Component Locations Z Board49
Power Supply50
Operating Controls (Storage)51
Component Locations FL Board51
Calibrator (XY Board)51
Digital Processor52
Component Locations ST Board53

Brand	Hameg
Model	HM205-2
Category	Test Equipment
Language	English

Hameg HM205-2 User Manual

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Hameg HM205-2 Specifications

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