Tektronix 455 User Manual

Tektronix*
455/A2/B2
PORTABLE
OSCILLOSCOPE
WITH OPTIONS
I N S T R U C T I O N M A N U A L

Tektronix 455 Specifications

General

Type	Oscilloscope
Channels	2
Sample Rate	1 GS/s
Trigger Modes	Auto, Normal, Single
Weight	Approx. 21 lbs (9.5 kg)
Time Base	0.5 s/div
Input Impedance	1 MΩ
Display	CRT
Display Size	8 inches
Power Requirements	100-120 VAC
Dimensions	18.5 x 14 x 6.5 inches

Summary

Operators Safety Summary

Terms

Specifications

Electrical Characteristics

Details electrical performance requirements for the main module and options.

Operating Instructions

Functions of Controls, Connectors, and Indicators

Explains the purpose and operation of front panel and rear panel controls and indicators.

Performance Check

CH 1 and CH 2 Deflection Accuracy

Circuit Description

Basic Circuit Functions

Provides an overview of the primary functional blocks within each module of the oscilloscope.

Channel 1 and Channel 2 Input Circuits

Trigger Input

Maintenance

Corrective Maintenance

Covers component replacement and instrument repair techniques.

Troubleshooting

Provides information and aids for locating and resolving instrument faults.

Adjustments

Main Module Adjustments

Details the procedure for adjusting the main module, including power supply and CRT settings.

Vertical Module Adjustments

Outlines the steps for calibrating the vertical amplifier module's gain and balance.

Horizontal Module Adjustments

Details procedures for calibrating horizontal sweep and timing functions.