HP 492A Manuals

Manuals and User Guides for HP 492A. We have 1 HP 492A manual available for free PDF download: Operating And Service Manual

HP 492A Operating And Service Manual (44 pages)

traveling-wave

Brand: HP | Category: Amplifier | Size: 2.55 MB

Table Of Contents4................................................................................................................................................................

General Information6................................................................................................................................................................

Description6................................................................................................................................................................

Instrument Identification7................................................................................................................................................................

Traveling Wave Tube Warranty7................................................................................................................................................................

Installation8................................................................................................................................................................

Mechanical Inspection8................................................................................................................................................................

Power Requirements8................................................................................................................................................................

Power Cable8................................................................................................................................................................

Repackaging For Shipment8................................................................................................................................................................

Operating Instructions10................................................................................................................................................................

Introduction10................................................................................................................................................................

Preliminary Operating Procedure10................................................................................................................................................................

Helix Control10................................................................................................................................................................

Saturation Power Output10................................................................................................................................................................

Bandwidth Considerations10................................................................................................................................................................

Constant Gain Or Constant Output12................................................................................................................................................................

Amplification12................................................................................................................................................................

Buffer Amplifications12................................................................................................................................................................

Amplitude Modulation12................................................................................................................................................................

Pulse Modulation15................................................................................................................................................................

Limited Phase Modulation15................................................................................................................................................................

Unlimited Phase Modulation And Frequency Shifting15................................................................................................................................................................

Homodyne Detection16................................................................................................................................................................

Frequency Modulation18................................................................................................................................................................

Principles Of Operation20................................................................................................................................................................

Regulated Power Supply20................................................................................................................................................................

Traveling Wave Tube20................................................................................................................................................................

Grid Modulation23................................................................................................................................................................

Helix Modulation23................................................................................................................................................................

Constant-amplitude, Linear Sawtooth Generator24................................................................................................................................................................

Maintenance26................................................................................................................................................................

Cleaning The Air Filter26................................................................................................................................................................

Test Equipment26................................................................................................................................................................

Repair28................................................................................................................................................................

Cabinet Removal28................................................................................................................................................................

Tube Replacement28................................................................................................................................................................

Traveling Wave Tube Capsule28................................................................................................................................................................

Replacement28................................................................................................................................................................

Adjustments30................................................................................................................................................................

Excessive Helix Current30................................................................................................................................................................

Chassis Helix Control30................................................................................................................................................................

Anode Voltage Control30................................................................................................................................................................

Troubleshooting31................................................................................................................................................................

Performance Checks32................................................................................................................................................................

Output Power Check32................................................................................................................................................................

Noise Figure Check32................................................................................................................................................................

Replaceable Parts35................................................................................................................................................................

Ordering Information35................................................................................................................................................................