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Wiltron 67 B Series - User Manual

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490 JARVIS DRIVE
MORGAN HILL, CA 95037-2809
SERIES
67XXB
SWEPT FREQUENCY SYNTHESIZER
OPERATION MANUAL
P/N: 10370-10202
REVISION: G
PRINTED: MAY 1994
COPYRIGHT 1992 WILTRON CO.
IMPORTANT NOTICE
After turn on, the synthesizer requires one hour of warm up
to assure stable operation. Error codes that are displayed
during this hour may not be the result of actual failures and
should be rechecked at warm up completion by running
self test.

Table of Contents

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Summary

Important Operational Notice

Warranty and Manual Information

Limitations of Warranty

Excludes normal wear, improper maintenance, misuse, or operation outside specifications.

Manual Usage Notice

Manual is for personnel and customers; unauthorized use or disclosure is prohibited.

Manual Revisions

Revision Instructions

Guidelines for making manual changes, referencing black bars for modifications.

Revision Change 1 (May 1995)

Details replacement pages for sections 1-7 and 1-8, indicating changes made in May 1995.

Section I: General Information

Scope of the Manual

Describes the manual's coverage: general, installation, and operation for 67XXB Series.

Introduction to Section I

Provides information on identification number, performance specs, options, and related manuals.

Instrument Identification Numbers

Explains the unique six-digit ID numbers for the basic frame and RF deck.

Related Manuals

Details the three-manual set (OM, T&C, MM) and their respective coverage.

Instrument Description

Describes the Series 67XXB as microprocessor-based, GPIB synthesized signal sources.

Instrument Options

Details rack mount kit, attenuator options, rear panel RF output, and VNA compatibility.

Performance Specifications

Lists performance specifications for the 67XXB series synthesizers.

Frequency Specifications

Details frequency ranges, time base stability, resolution, and reference outputs.

Spectral Purity Specifications

Details specifications for spurious signals (harmonics, nonharmonics) and phase noise.

Accuracy and Flatness Specifications

Details accuracy and flatness for step sweep, CW, and analog sweep modes.

Modulation Specifications

Covers AM, FM, and pulse modulation capabilities, including parameters and accuracy.

IEEE-488 (GPIB) Instrument Status

Explains GPIB indicators (REMOTE, TALK, LISTEN, SRQ, LOCAL LOCKOUT) and functions.

General Instrument Features

Covers stored setups, memory sequencing, self-test, secure mode, parameter entry, and warm-up time.

Recommended Test Equipment

Lists essential test equipment for performance verification, calibration, and troubleshooting.

Section II: Installation

Installation Introduction

Provides information on inspection, preparation for use, and GPIB interconnections.

Initial Inspection Procedure

Details steps for inspecting the shipping container and instrument for damage.

Preparation for Use

Covers checking line voltage and adjusting the LINE SELECT switch and fuses.

GPIB Setup and Interconnection

Explains GPIB interface connections, cable requirements, and address settings.

Storage and Shipment Preparation

Provides instructions for preparing the synthesizer for storage or shipment to prevent damage.

Wiltron Service Centers

Section III: Front Panel Operation

Front Panel Layout Overview

Overview of front panel functional groups and controls, logically grouped around data entry.

Getting Started: Basic Operation

Covers initial power-up, self-testing, and resetting instrument controls to default settings.

Frequency, Sweep, and Trigger Operation

Guides on entering frequency, selecting sweep modes, and setting trigger functions.

Detailed Front Panel Control Descriptions

Provides detailed descriptions of individual front panel keys, connectors, and indicators.

Instrument Self-Test Feature

Explains how to perform instrument self-tests and interpret results for error detection.

Rear Panel Connector and Switch Description

Describes rear panel connectors and switches for external connections and power.

RF Level Setting Functions

Details static power mode, power sweep, and offset leveling for output power control.

Stored Setups Operation

Explains how to store, recall, and scan up to nine front panel setups.

Monitoring Output Status

Describes how output lock and level status are monitored via LEDs (RF NOT LEVELED, NOT-LOCKED).

GPIB Status Control and Monitoring

Covers controlling and monitoring GPIB status, including address settings and local control.

Detailed Front Panel Controls

Provides detailed descriptions of individual front panel keys, connectors, and indicators.

Self Test, Reset, and Line Keys

Explains the function of SELF TEST, RESET, and LINE keys for instrument control.

Frequency Entry Keys

Details the F1-F9 SCAN keys for accessing and updating frequency parameters.

Sweep and Trigger Keys

Describes keys for selecting sweep modes, ranges, and trigger methods.

Data Entry Keys and Controls

Explains SET INCR/DECR SIZE, INCREASE, DECREASE, keypad, and entry indicators.

Modulation and AM;FM Keys;Connectors

Details internal/external pulse, AM, and FM modulation controls and connectors.

Measure Key and Indicator

Explains the MEASURE key for external power, FM deviation, and AM depth measurements.

Leveling and External Gain Calibration

Describes internal/external detector/power meter leveling and external gain calibration.

RF Level Control Keys

Details RF ON/OFF, LEVEL 1/MAX, LEVEL 2/PWR SWP DWELL TIME keys.

RF Output Indicators and Connector

Explains RF NOT LEVELED, NOT-LOCKED indicators and the RF OUTPUT connector.

Stored Setups Keys

Details the SCAN SETUPS and RECALL/SAVE keys for managing front panel setups.

Key Displays Overview

Describes the FREQUENCY, MODULATION/TIME, and LEVEL displays and their annunciators.

GPIB Status Indicators and Controls

Explains GPIB indicators and the BUS ADRS/ RETURN TO LCL key for bus control.

Section IV: GPIB Operation

GPIB Operation Introduction

Provides a description of the GPIB and synthesizer command codes with programming examples.

IEEE-488 Interface Bus Description

Explains the GPIB as an instrumentation interface, its connection, and data transfer.

GPIB Operation Modes

Describes GPIB operation, including synthesizer functions as listener/talker and subset capabilities.

GPIB Command Codes

Classifies and describes synthesizer command codes for remote programming.

Command Code Input Restrictions & Notes

Details restrictions on command input format and provides notes for program readability.

Command Code Classification

Classifies commands into categories like Parameter Entry, Data Entry, CW Frequency, etc.

Parameter and Data Entry Commands

Explains commands for parameter entry, values, terminators, step sizes, and data entry codes.

CW Frequency Command Codes

Lists commands for selecting preset CW frequencies and scanning through them.

Analog and Digital Sweep Command Codes

Details commands for sweep range, alternate sweep, trigger modes, and analog/digital select.

Frequency Marker Command Codes

Describes commands for enabling, disabling, and controlling frequency markers (intensity/video).

Modulation Command Codes

Lists commands for applying AM, FM, and pulse modulation to the output signal.

Output Power Leveling Command Codes

Details commands for controlling output power leveling modes: internal, external detector, external meter.

Measure Function Command Codes

Provides commands for measuring AM depth, FM deviation, and RF power.

Output Command Codes

Lists commands for outputting synthesizer parameters like frequency, power, and status to the controller.

Stored Setup Command Codes

Details commands for saving, recalling, and scanning front panel setups via GPIB.

SRQ and Status Byte Command Codes

Provides commands for enabling/disabling SRQ generation based on status byte conditions.

Shift-Plus-Trigger Override Commands

Allows control of rear panel functions via bus commands, overriding front panel settings.

Group Execute Trigger (GET) Command Codes

Enables using GET bus message to trigger specific synthesizer functions for faster operation.

Fast Frequency Switching Command Codes

Provides commands for reducing frequency switching time and loading frequencies into a stack.

Self Test Command Codes

Details commands for executing complete or partial synthesizer self tests.

Miscellaneous Command Codes

Lists commands for LCD control, returning to local control, resetting, high resolution, and CW ramp.

Bus Messages and Synthesizer Responses

Lists bus messages (Device Clear, Go to Local, GET) and describes synthesizer responses.

GPIB Programming Errors

Describes two types of errors: Invalid-Parameter and Syntax errors, and how the synthesizer handles them.

Resetting Programming and Defaults

Details five methods to reset the synthesizer to its default operational state.

GPIB Programming Examples

Provides examples of GPIB programming using synthesizer command codes for HP computers.

Wiltron 67 B Series Specifications

General IconGeneral
BrandWiltron
Model67 B Series
CategoryTest Equipment
LanguageEnglish

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