manuais Aeroflex 2946A

Aeroflex 2946A Manual do Utilizador (7 páginas)

Marca: Aeroflex | Categoria: TVs e monitores | Tamanho: 0.44 MB |

Inglês

Índice

↑↓ keys. This is

2

Specification

3

Audio Voltmeter

4

RF Signal Generator

4

Aerospace

5

 Radio Test

7

Versions and Accessories

7

Aeroflex 2946A Manual do Utilizador (8 páginas)

Marca: Aeroflex | Categoria: TVs e monitores | Tamanho: 0.43 MB |

Russo

Índice

Радиоизмерительный комплекс

1

Aeroflex 2946A Instruções de Operação (237 páginas)

Marca: Aeroflex | Categoria: TVs e monitores | Tamanho: 1.82 MB |

Inglês

Italiano

Índice

Operating Manual

1

COMMUNICATIONS

1

SERVICE MONITOR

1

About this manual

4

About this manual (continued)

5

Battery usage

8

Battery storage

9

GENERAL INFORMATION

10

Purpose and features

11

Receiver testing

12

Duplex testing

13

Systems testing

14

Spectrum analyzer

14

AF testing

15

Performance data

16

Audio analyzer

17

46882-311D 1-9

18

Transmitter measurements

19

Tracking generator

21

General features

22

Frequency standard

22

Options and accessories

23

Power requirements

24

Power cords

24

1-16 46882-311D

25

46882-311D 1-17

26

INSTALLATION

27

Ventilation

28

HARMONISED-WIRE ENDED

29

North American

30

Continental Europe

30

RF and AF connections

32

Hot Surfaces

32

Accessory socket connections

32

Remote control connections

33

9-WAY 9-WAY

34

9-WAY 25-WAY

34

Self tests

35

Using the Service Monitor

36

Routine maintenance

37

2. Earth bonding tests

38

3. Insulation tests

38

4. Rectification

38

Cleaning

39

List of tables

41

46882-311D 3-3

42

About this chapter

43

Front panel layout

43

SPECTRUM ANALYZER

44

Hot surfaces

45

46882-311D 3-7

46

3-8 46882-311D

47

Getting started

48

Test mode screens and menus

48

HELP/SETUP

49

Volts, dBm, dBV or Watts and

51

Bar charts

52

Using the test modes

54

TRANSMITTER TEST screen:

56

3-18 46882-311D

57

TRANSMITTER TEST menus

58

Tx power

59

TRANSIENT ANALYSIS mode

60

Audio distortion measurement

62

Freq. range 10 Hz to 20 kHz

63

Level range 0.1 mV to 4 V rms

63

Shape option Sine or square

63

Stores, Settings/results

64

Printer

64

46882-311D 3-27

66

3-28 46882-311D

67

46882-311D 3-29

68

3-30 46882-311D

69

Tx FREQ legend

70

Modulation characteristics

71

Companding/limiting

71

*STANDARD OSCILLOSCOPE*

71

*EXPANDED OSCILLOSCOPE*

71

*DUPLEX*

72

Modulation distortion

72

3-34 46882-311D

73

46882-311D 3-35

74

Rx test (receiver testing)

75

ON or OFF

76

TRANSMIT’ inadvertently

76

3-40 46882-311D

79

AF input level measurement

80

AF filters

81

Audio distortion

81

Making measurements

82

3-44 46882-311D

83

RECEIVER TEST screen

84

AF bandwidth

85

AF distortion

85

Selectivity

86

Frequency

87

AGC response

88

Dx test (duplex testing)

89

46882-311D 3-51

90

3-54 46882-311D

93

Tracking generator facility

94

3-56 46882-311D

95

or OFF

95

Look and Listen

96

Demod settings

97

Video filter option OFF ON

98

Peak hold option OFF ON

98

mode is the same as for the

98

Input level measurement

99

Input filtering

100

Distortion measurement

100

*Oscilloscope*

101

Assigning

102

995 Hz

103

Signal routeing

104

RF input attenuators

104

Audio, in the above

105

OPERATING MANUAL 2945A

106

46882-311D 3-67

106

Tone ON/OFF control

107

46882-311D 3-69

108

Revertive tones

109

Output level

110

Tone selection

110

Tone frequency shift

110

Overview

110

Inverted

111

Tx test DTMF tones function

113

Rx test DTMF tones function

113

Formatting a tone sequence

114

Editing a tone sequence

114

Tones modulation level

114

Dx test DTMF tones function

115

AF test DTMF tones function

115

Tones ON/OFF control

115

Mess 2 etc.)

116

Inverted and Normal

117

Decoding POCSAG type signals

118

Oscilloscope

119

Persistence

120

Stores, settings/results

121

DISPLAY HOLD STORE

122

Other memory functions

122

Memory card

123

Accessing the memory cards

124

] key to

124

Write-protecting cards

124

Coded store protection

125

Storing on memory cards

126

Printing from memory cards

126

Error messages

127

Real time clock

127

Date and time stamping

127

46882-311D 3-89

128

Parallel printer port option

129

46882-311D 3-91

130

Setting up

131

46882-311D 3-93

132

LOCAL OPERATION

133

3-94 46882-311D

133

46882-311D 3-95

134

3-96 46882-311D

135

46882-311D 3-97

136

3-98 46882-311D

137

46882-311D 3-99

138

3-100 46882-311D

139

46882-311D 3-101

140

3-102 46882-311D

141

46882-311D 3-103

142

3-104 46882-311D

143

46882-311D 3-105

144

3-106 46882-311D

145

TECHNICAL DESCRIPTION

146

The display

148

Replace this A4 page with an

150

A3 page of the same number

150

Tx test mode

152

Data generator

153

Receiver circuits

154

IF circuits

155

Demodulators

156

Rx test mode

157

RF generator

158

Modulators

158

RF amplifier

158

Audio generators

158

Modulation control

158

Spectrum analyzer mode

159

Dx test mode

159

AF test mode

160

Systems mode

160

46882-311D 4-5

161

4-6 46882-311D

162

ACCEPTANCE TESTING

163

Introduction

164

Test equipment

165

RF output tests

166

RF output level

167

Measuring

168

Amplitude modulation

172

Modulation meter

173

AF output tests

175

Audio generator distortion

176

Audio generator frequency

176

AF input tests

177

Audio voltmeter

178

Audio oscilloscope

179

LF generator

180

RF input tests

181

Signal generator

182

Modulation analyzer - AM

184

RF frequency meter

186

RF spectrum analyzer

187

RF broad band power meter

189

Options if fitted

191

46882-311D 5-31

193

5-32 46882-311D

194

5-34 46882-311D

196

46882-311D 5-35

197

46882-311D 5-37

199

5-38 46882-311D

200

46882-311D 5-39

201

DIRECTIONAL POWER HEADS

208

Precautions

209

Précautions

210

Vorsichtsmaßnahmen

211

Precauzioni

212

Precauciones

213

Features

214

A-8 46882-311D

215

46882-311D A-9

216

Power measurement

217

MAX SAFE POWER

218

A-12 46882-311D

219

Supplied

220

Optional

220

Power supply

221

Procedure

221

Technical description

223

46882-311D A-17

224

Appendix B

225

Contents

225

List of figures

225

Dimensions and weight

232

Part numbers

232

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