Wavetek 2002A Generator
Fabrikant:
Model:
2002A
Datum:
1980
Categorie:
Groep:
Omschrijving:
SWEEP/SIGNAL GENERATOR

Informatie

The Model 2002A covers the 1 to 2500 MHz range in three bands. Band 1 is covered by a 1 to 500 MHz heterodyne sweep oscillator. Band 2 is covered by two fundamental oscillators which sweep from 500 to 1000 MHz and 1000 to 1500 MHz, respectively. Band 3 is covered by a single fundamental Oscillator sweeping from 1500 to 2500 MHz. Additionally, ail four oscillators may be stacked {sequentially swept) to cover the entire 1 to 2500 MHz instrument range {band 4). Each of the four frequency bands {1-500 MHz, 500-1500 MHz, 1500-2500 MHz, and 1-2500 MHz) may be used in three modes of operation: start/stop, Af, or CW. It can be swept over any portion of a given band, in either direction, at any rate from 50 sweeps per second to 1 sweep every 100 seconds. Manual, triggered, or recurring sweeps are provided. The sweep frequency, sweep width, and output attenuation may be controlled by external voltages. Other features of the Model 2002A include a SLOPE control which compensates for frequency dependent variations in the external circuitry, and a 1 kHz square-wave modulator for low-level recovery applications. This instrument also includes an elaborate frequency marker system. Up to five crystal-controlled birdy marker modules {single frequency or harmonic type) may be plugged into the Mode! 2002A, Each module has its own front-panel on/off switch. Additionally, a single module producing harmonic markers at 1, 10, 50, and 100 MHz intervals may be installed. Front-panel SIZE and WIDTH controls enable optimum adjustment of the marker display. The marker system features dual-amplitude markers for easy identification. In application, the markers may be tilted up to 90° for easy viewing when displayed with steep transition signals, or they may be rectified by a front-panel switch for X-Y plotter applications. Other optional features include a rear-panel Auxilliary RF Output and a Pen Lift circuit for use with X-Y plotters. Most optional features, as well as the functional circuits for the basic sweep Generator, have modular Plug-In construction. This allows optional features to be factory installed at the time of purchase, or customer installed at a later date. This concept offers protection against obsolesence, since updated and additional features can be simply and economically added as new test procedures dictate. In addition, maintenance problems can be greatly simplified by stocking several modules instead of hundreds of discrete components.

toon meer

Service-en gebruikershandleiding
Handleidingen type:
Service-en gebruikershandleiding
Pagina’s:
178
Grootte:
6.53 Mbytes (6851160 Bytes)
Taal:
english
Herziening:
Handleidingen-ID:
Datum:
Kwaliteit:
Gescand document alle leesbaar.
Upload datum:
2014 11 17
MD5:
75e84a7f5393ebd8dcbbe36f61937006
Downloads:
1114

Informatie

This manual provides descriptive material and instructions for the installation, operation, maintenance, and repair of the Wavetek Model 2002A Sweep/Signal Generator. SECTION 1 - GENERAL INFORMATION 1.1 INTRODUCTION 1.2 SPECIFICATIONS 1.3 OPTIONS 1.4 ACCESSORIES SECTION 2-OPERATION 2.1 INTRODUCTION 2.2 MECHANICAL INSTALLATION 2.3 ELECTRICAL INSTALLATION 2.4 DESCRIPTION OF FRONT PANE 2.5 DESCRIPTION OF REAR PANEL 2.6 TYPICAL OPERATING SET-UP 2.7 SPECIAL OPERATING NOTES 2.8 PROGRAMMING SECTION 3 - THEORY OF OPERATION 3.1 INTRODUCTION 3.2 BLOCK DIAGRAM 3.3 DPS2A - Power supply 3.4 M101B — SWEEP RATE 3.5 M102A - SWEEP DRIVE 3.6 M103A — SWEEP DRIVE 3.7 M104A — LEVELER 3.8 M105 — MARKER ADDER 3.9 M109- SWEEP Oscillator 1 3.10 Ml 10 - SWEEP OSCILLATORS 2A, 23, AND 3 3.11 MA111“~ OUTPUT Amplifier 3.12 M121 - MODULATOR 3.13 M131 - BAND SELECT 3.14 M132 — Interface SECTION 4 - PERFORMANCE TESTS 4.1 INTRODUCTION 4.2 FREQUENCY RANGE AND ACCURACY TESTS 4.3 SWEEP WIDTH TEST 4.4 DISPLAY LINEARITY TEST 4.5 SPURIOUS SIGNAL TEST 4.6 FREQUENCY DRIFT TEST 4.7 BLANKING TEST 4.8 OUTPUT IMPEDANCE AND SWR TEST 4.9 RF OUTPUT MAXIMUM LEVELTEST 4.10 RF OUTPUT ATTENUATION AND ACCURACY TESTS 4.11 RF OUTPUT FLATNESS TEST 4.12 SWEEP TIME (HORIZONTAL OUTPUT) TEST 4.13 MARKER SYSTEM TESTS 4.14 EXTERNAL PROGRAMMING 4.15 SLOPE TEST 4.16 1 KHZ MODULATION TEST 4.17 PEN LIFT (OPTION B4) SECTION 5 - MAINTENANCE 5.1 INTRODUCTION 5.2 SERVICE INFORMATION 5.3 CALIBRATION PROCEDURE 5.4 TROUBLESHOOTING 5.5 FIELD INSTALLATION OF OPTIONS SECTION 6 - REPLACEABLE PARTS 6.1 INTRODUCTION 6.2 MANUFACTURERS CODE *** PARTS LIST SECTION 7 - SCHEMATICS 7.1 INTRODUCTION 7.2 SCHEMATIC NOTES 7.3 SCHEMATIC INDEX *** SCHEMATICS

toon meer

Service-en gebruikershandleiding
Handleidingen type:
Service-en gebruikershandleiding
Pagina’s:
178
Grootte:
6.54 Mbytes (6859755 Bytes)
Taal:
english
Herziening:
Handleidingen-ID:
Datum:
1980 02 01
Kwaliteit:
Gescande document, lezen deels slecht, deels niet leesbaar.
Upload datum:
2018 08 13
MD5:
aaacd647531669a9ae46418c6f53ecdf
Downloads:
476

Informatie

SECTION 1 - GENERAL INFORMATION 1.1 INTRODUCTION 1.2 SPECIFICATIONS 1.3 OPTIONS 1.4 ACCESSORIES SECTION 2-OPERATION 2.1 INTRODUCTION 2.2 MECHANICAL INSTALLATION 2.3 ELECTRICAL INSTALLATION 2.4 DESCRIPTION OF FRONT PANE 2.5 DESCRIPTION OF REAR PANEL 2.6 TYPICAL OPERATING SET-UP 2.7 SPECIAL OPERATING NOTES 2.8 PROGRAMMING SECTION 3 - THEORY OF OPERATION 3.1 INTRODUCTION 3.2 BLOCK DIAGRAM 3.3 DPS2A - Power supply 3.4 M101B — SWEEP RATE 3.5 M102A - SWEEP DRIVE 3.6 M103A — SWEEP DRIVE 3.7 M104A — LEVELER 3.8 M105 — MARKER ADDER 3.9 M109-SWEEP Oscillator 1 3.10 Ml 10 - SWEEP OSCILLATORS 2A, 23, AND 3 3.11 MA111““ OUTPUT Amplifier 3.12 M121 - MODULATOR 3.13 M131 - BAND SELECT 3.14 M132 — Interface SECTION 4 - PERFORMANCE TESTS 4.1 INTRODUCTION 4.2 FREQUENCY RANGE AND ACCURACY TESTS 4.3 SWEEP WIDTH TEST 4.4 DISPLAY LINEARITY TEST 4.5 SPURIOUS SIGNAL TEST 4.6 FREQUENCY DRIFT TEST 4.7 BLANKING TEST 4.8 OUTPUT IMPEDANCE AND SWR TEST 4.9 RF OUTPUT MAXIMUM LEVELTEST 4.10 RF OUTPUT ATTENUATION AND ACCURACY TESTS 4.11 RF OUTPUT FLATNESS TEST 4.12 SWEEP TIME (HORIZONTAL OUTPUT) TEST 4.13 MARKER SYSTEM TESTS 4.14 EXTERNAL PROGRAMMING 4.15 SLOPE TEST 4.16 1 KHZ MODULATION TEST 4.17 PEN LIFT (OPTION B4) SECTION 5 - MAINTENANCE 5.1 INTRODUCTION 5.2 SERVICE INFORMATION 5.3 CALIBRATION PROCEDURE 5.4 TROUBLESHOOTING 5.5 FIELD INSTALLATION OF OPTIONS SECTION 6 - REPLACEABLE PARTS 6.1 INTRODUCTION 6.2 MANUFACTURERS CODE *** PARTS LIST SECTION 7 - SCHEMATICS 7.1 INTRODUCTION 7.2 SCHEMATIC NOTES 7.3 SCHEMATIC INDEX *** SCHEMATICS

toon meer