1. Bradley Oscilloscope Calibrator Type 192 Manual Free

Bradley, G.&E. Ltd London manufacturer in GB, Model types from Great Britain, 5 radios, 17 pictures, tubes, radio technology, schematics. Wave bands, - without. Power type and voltage, Alternating Current supply (AC) / 100-125; 200-250 Volt. Loudspeaker, - - No sound reproduction output. From Radiomuseum.org, Model: Oscilloscope Calibrator 192 - Bradley, G.&E. Material, Metal case. Shape, Tablemodel, with any shape. Oscilloscopes are a common type of test instrument used to capture. All Products Guide PDF (26.47 MB) CONTACT US. I'm looking for Bradley 192 Oscilloscope Calibrator. Bradley 192 Oscilloscope Calibrator. Agilent, Tektronix, Fluke. Type N Calibration Kit: $8,950.00. Accuracy: 10ppm with 1ppm transfer accuracy.

TABLE OF CONTENTS SPECIFICATION Page Introduction 1-1 Vertical Deflection System 1-1 Probe Performance 1-3 A and B Triggering 1-3 Horizontal Deflection 1-4 Calibrated Sweep Delay 1-4 X-Y 1-5 CRT 1-5 Calibrator 1-6 Other Characteristics 1-6 Environmental Characteristics 1-6 OPERATING INSTRUCTIONS General 2-1 Preliminary Information 2-1 Controls and Connections 2-1 Front Panel 2-1 Rear Panel 2-4 Bottom Side 2-4 CIRCUIT DESCRIPTION Introduction 3-1 50 n Attenuator 3-1 1 Megohm Buffer Amplifier 3-1 50 SI Overload Protection 3-1 Vertical Preamplifier 3-1 Signal Channel Switch 3-2 Internal Trigger Amplifier 3-2 Main Vertical Amplifier 3-2 Scale Factor Readout 3-3 Vertical Mode Control 3-3 Z Axis 3-3 A Trigger Amplifier 3-3 A EXT Trigger Identify 3-3 A Trigger Generator 3-4 B Trigger Generator 3-4 A and B Sweeps 3-4 Horizontal Amplifier 3-5 Horizontal Control 3-5 Power Inverter/Regulator 3-6 Line Filter 3-6 Line Input Circuit 3-6 Start Network 3-7 Inverter 3-8 Inverter/Regulator 3-8 Inverter Current Limiting Circuit 3-8 Overvoltage Stop Circuit 3-8 Line Stop Circuit and Surge Limiting 3-8 Procedure for Converting the 485 to DC Operation 3-9 Low Voltage Supplies 3-9 Power supply Protection Circuit 3-10 Stop Monostable 3-10 Balance Node 3-10 Overcurrent Protection 3-12 Low Line Voltage Protection 3-12 Sampling Period Timer and Over- Voltage Protection 3-12 CRT Circuit 3-12 Filament Voltage 3-12 High Voltage Supplies 3-12 Anode Supply 3-12 Cathode Supply 3-12 Cathode Regulator 3-12 Grid DC Restorer 3-13 SECTION 3 CIRCUIT DESCRIPTION (cont) Page Focus DC Restorer 3-13 Beam Current Limit 3-14 Power supply Shutdown Caused by Excessive Beam Current 3-14 CRT Control Circuits 3-14 Auto Focus Circuit 3-14 Calibrator 3-15 SECTION 4 MAINTENANCE Introduction 4-1 Cover Removal and Reinstallation 4-1 Cleaning 4-1 Lubrication 4-2 Visual Inspection 4-3 Semiconductor Checks 4-3 Recalibration 4-3 Troubleshooting 4-3 Introduction 4-3 Troubleshooting Aids 4-3 Circuit Boards 4-3 Troubleshooting Equipment 4-5 Troubleshooting Techniques 4-6 Special Troubleshooting Information 4-7 Corrective Maintenance 4-11 Obtaining Replacement Parts 4-11 Soldering Techniques 4-11 Component Replacement 4-12 Circuit Board Replacement 4-12 Timing Board Removal 4-12 Transformer Board Removal 4-13 Inverter Board Removal 4-14 Semiconductor Replacement 4-14 Circuit Board Pins 4-14 End Lead Pin Connectors 4-15 Cathode Ray Tube Replacement 4-15 Repackaging for Shipment 4-15 Interboard Comb Connection Locations 4-16 SECTION 5 CALIBRATION Introduction 5-1 Tektronix Field Service 5-1 Using This Procedure 5-1 Test Equipment Required 5-1 Special Calibration Fixtures 5-1 Calibration Equipment Alternatives 5-4 Performance Check 5-4 Calibration Procedure 5-8 SECTION 6 RACKMOUNTING Introduction 6-1 Rack Dimensions 6-1 Slide Out Tracks 6-1 Mounting Procedure 6-1 Alternate Rear Mounting Methods 6-2 Removing or Installing the Instrument 6-2 Slide Out Track Lubrication 6-2 SECTION 7 ELECTRICAL PARTS LIST

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Bradley Oscilloscope Calibrator Type 192 Manual Free