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TF 995A/5
Marconi Instruments TF 995A/5 Generator Manuals
Manuals and User Guides for Marconi Instruments TF 995A/5 Generator. We have
1
Marconi Instruments TF 995A/5 Generator manual available for free PDF download: Operating And Maintenance Handbook
Marconi Instruments TF 995A/5 Operating And Maintenance Handbook (62 pages)
FM/AM Signal Generator
Brand:
Marconi Instruments
| Category:
Inverter
| Size: 5 MB
Table of Contents
Table of Contents
3
Data Summary
5
Schedule of Parts Supplied
7
Introduction
8
2 Operation
10
Installation
10
Switching on and Warming up
10
Output Connectjons
10
Tuning
10
General Tuning
10
Use of the Crystal Calibrator
11
Incremental Frequency Controls
13
Interpolating Dial
13
Setting up for C.w. or Modulated Output
14
Continuous Wave
15
Amplitude Modulation
15
Frequency Modulation
16
Simultaneous F.M. and a
18
Output Arrangements
18
Outputs from L Fj.V to 100 MV at 52 and 75 Ohms
18
Outputs from 2 Fj.V to 200 MV at 75 Ohms Only
19
Outputs from 0·1 Fj.V to 10 MV at 52 and 75 Ohms
19
Output in Terms of Voltage Developed Across Externalload
20
Matching to Externalloads Other than 52 or 75 Ohms
20
Matching to Balanced Loads
22
Synchronizing Signal
22
3 Operational Summary
23
4 Technical Description
24
Circuits
24
Modulation Systems
25
Monitoring Arrangements
25
Power Unit
25
Maintenance
26
General
26
Removal of Case
26
Mains Input Arrangements
26
Access to Enclosed Sub-Assemblies
27
Unit
27
MULTIPLY by Attenuator
27
OUTPUT VOLTAGE Attenuator and Monitor Diode
27
Mains Input Filter Unit
28
Power Unit
28
Working Voltages
28
Replacement of Valves and Semiconductors
28
Preset and Speciall y Selected Components
28
Schedule of Tests
31
Apparatus Required
31
Insulation
31
Hum Level
31
Crystal Oscillator
31
Bask Oscillator
31
Frequency Multipliers
31
1,5- to L3-5-MC/S Band
32
Output Voltage Accuracy
32
Modulation Oscillator
32
Reactance Valve Input Potentiometer
33
Frequency Modulation
33
Incremental Frequency
33
High Deviation
34
Externai F.M.-Metering Accuracy
34
Internai a
34
Externai a
34
Spurious F.M. on C.W
34
And R.f. Units (Top View)
37
Unit General Underside View
38
Unit (Close-Up of Portion of Underside)
38
Unit Underside View
40
SPARES ORDERING SCHEDULE SOS L
44
Circuit Diagrams
60
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