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General| Brand | HP |
|---|---|
| Model | 415E |
| Category | Measuring Instruments |
| Language | English |
Overview of the Model 415E SWR Meter and its capabilities.
Specifies which instruments this manual covers.
Lists available optional features for the Model 415E.
Procedure for inspecting the instrument upon receipt for damage.
General installation requirements, including temperature limits.
Details on rack mounting, combining cases, and adapter frames.
Information on the power cable, grounding, and primary power sources.
Procedures for checking battery status and installing optional battery.
Guidelines for repackaging the instrument for safe shipping.
Overview of operating procedures for SWR and attenuation measurements.
Identifies and describes front and rear panel controls and connectors.
General advice for operating and making measurements with the instrument.
Covers battery use, initial use, optimal usage, and storage.
Explains ground loop currents and how to minimize them.
How to use frequency and bandwidth controls for optimization.
Equipment, techniques, and detector use for SWR measurements.
Procedures for measuring low, moderate, and high SWR values.
Identifies common sources of error in SWR measurements.
How to use the 415E for insertion loss measurements.
Rules and procedures for calculating load impedance using slotted line techniques.
Step-by-step procedure for impedance measurement with a slotted line.
Explains and demonstrates using the Smith Chart for impedance.
Discusses applications beyond SWR/attenuation measurement.
Explains how to measure and interpret noise figure.
Correction for measurement errors due to noise on lower ranges.
Procedure for checking detector square-law response.
General overview of the 415E's function as a tuned amplifier.
Details on how the input signal is routed and processed.
Describes the function of the RANGE-DB switch.
Details on the input amplifier stage and associated controls.
Explains the function of the EXPAND switch for scale expansion.
Details on the third amplifier stage and frequency/bandwidth controls.
Describes the final output amplifier stage.
Explains grounding techniques and potential issues.
Discusses the instrument's input impedance characteristics.
The effect of high input impedance on source output voltage.
Explains input biasing for bolometers and crystal detectors.
Details on the regulated power supplies used in the instrument.
Describes battery charging modes (trickle and charge).
Introduction to maintenance, calibration, and troubleshooting procedures.
Procedures to check instrument performance against standards.
Lists necessary test equipment and accessories for maintenance.
General introduction and procedures for calibrating the instrument.
Procedure for adjusting the meter's mechanical zero for accuracy.
Procedures for bias/power supply, stability, and expand adjustments.
General procedures and precautions for component repair and replacement.
Procedures for checking RANGE-DB, EXPAND, INPUT, and POWER switches.
Information on maintaining optional battery and connector features.
General approach to troubleshooting, locating trouble, and circuit isolation.
Troubleshooting power supply issues and component faults.
Introduction to ordering replacement parts.
Information on how to order replacement parts.
Information to include when ordering parts not in the list.
Procedure for installing the optional battery.
Procedure for installing the optional rear panel connector.
Important guidelines for maintaining the rechargeable battery.
Information for updating older models with specific serial prefixes.
