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MT-3
Daniels Electronics Ltd. MT-3 Manuals
Manuals and User Guides for Daniels Electronics Ltd. MT-3. We have
4
Daniels Electronics Ltd. MT-3 manuals available for free PDF download: Instruction Manual
Daniels Electronics Ltd. MT-3 Instruction Manual (64 pages)
ENHANCED AM/FM SYNTHESIZER. 29 - 470 MHz
Brand:
Daniels Electronics Ltd.
| Category:
Receiver
| Size: 0 MB
Table of Contents
Table of Contents
3
1 General
5
Introduction
5
OS(R/T)-3(A/H) Enhanced Synthesizer Family Models
5
Performance Specifications
7
Printed Circuit Board Numbering Convention
8
2 Theory of Operation
9
Internal Power and Control (Digital Board)
9
Synthesizer Analog Circuitry (Analog Board)
9
Common Analog Board Circuitry
9
71.4 Mhz Analog Board Circuitry
11
118 - 159.4 Mhz Multichannel am Analog Board Circuitry
11
128 - 174 Mhz Analog Board Circuitry
12
406 - 470 Mhz Analog Board Circuitry
13
Synthesizer Digital Circuitry (Digital Board)
14
Frequency Control
14
BCD Switch Frequency Control
14
Frequency Select Handle Frequency Control
15
Synthesizer Base and Frequency Increment Table
15
6.25 Khz Channelization
16
Khz Channelization
17
3 Synthesizer Alignment
19
General
19
Repair Note
19
Recommended Test Equipment
19
OS(R/T)-3(A/H) Synthesizer Factory Configuration
19
OS(R/T)-3(A/H) Synthesizer Alignment
20
General
20
Synthesizer Test Points
20
Synthesizer Removal and Installation
21
Circuit Board Removal
21
Frequency Adjustment and Channel Selection
21
VHF os(R/T)-3H 29 - 71.4 Mhz VCO Alignment
22
VHF os(R/T)-3A 118 - 159.4 Mhz Alignment
23
VHF os(R/T)-3H 128 - 174 Mhz VCO Alignment
23
UHF os(R/T)-3H 406 - 470 Mhz VCO Alignment
24
Reference Frequency Alignment
24
Jumper Configuration
24
4 Illustrations and Schematic Diagrams
27
OS(R/T)-3H 29 - 71.4 Mhz Analog Board Diagrams
27
OS(R/T)-3H 29 - 71.4 Mhz Analog Board Component Layout (Bottom)
27
OS(R/T)-3H 29 - 71.4 Mhz Analog Board Component Layout (Top)
28
OS(R/T)-3H 29 - 71.4 Mhz Analog Board Schematic Diagram
29
OS(R/T)-3A 118 - 159.4 Mhz Analog Board Diagrams
31
OS(R/T)-3A 118 - 159.4 Mhz Analog Board Schematic Diagram
33
OS(R/T)-3H 128 - 174 Mhz Analog Board Diagrams
35
OS(R/T)-3H 128 - 174 Mhz Analog Board Component Layout (Bottom)
35
OS(R/T)-3H 128 - 174 Mhz Analog Board Component Layout (Top)
36
OS(R/T)-3H 128 - 174 Mhz Analog Board Schematic Diagram
37
OS(R/T)-3H 406 - 470 Mhz Analog Board Diagrams
39
OS(R/T)-3H 406 - 470 Mhz Analog Board Component Layout (Bottom)
39
OS(R/T)-3H 406 - 470 Mhz Analog Board Component Layout (Top)
40
OS(R/T)-3H 406 - 470 Mhz Analog Board Schematic Diagram
41
OS(R/T)-3(A/H) Digital Board Diagrams
43
OS(R/T)-3(A/H) Digital Board Component Layout (Bottom)
43
OS(R/T)-3(A/H) Digital Board Component Layout (Top)
44
OS(R/T)-3(A/H) Digital Board Schematic Diagram
45
5 Parts Lists
47
OS(R/T)-3H 29 - 71.4 Mhz Analog Board Electrical Parts List
47
OS(R/T)-3(A/H) 118 - 159.4 Mhz Analog Board Electrical Parts List
51
OS(R/T)-3H 128 - 174 Mhz Analog Board Electrical Parts List
54
OS(R/T)-3H 406 - 470 Mhz Analog Board Electrical Parts List
57
OS(R/T)-3(A/H) Digital Board Electrical Parts List
60
OS(R/T)-3(A/H) Synthesizer Mechanical Parts List
61
6 Revision History
63
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Daniels Electronics Ltd. MT-3 Instruction Manual (40 pages)
AM TRANSMITTER MAIN BOARD
Brand:
Daniels Electronics Ltd.
| Category:
Receiver
| Size: 0 MB
Table of Contents
Table of Contents
3
1 General
5
Introduction
5
Performance Specifications
5
Audio Specifications
6
2 Theory of Operation
7
AM Transmitter Main Board
7
General
7
Transmitter Push-To-Talk
7
Microphone PTT
7
PTT with Time-Out-Timer
8
PTT no Time-Out-Timer
8
Optional Relay
8
PTT Output
9
PTT Voltage Switching
9
Transmitter Standby Modes
9
Audio Circuits
10
Microphone Audio
11
Received Audio
11
Channel Selection
11
Synthesized Transmitter
11
Crystal Controlled Transmitter
11
Amplifier Circuits
12
Front Panel Board
12
AM Audio Processor
12
General
12
Power Requirements
12
Audio Circuitry
13
PTT Time-Out-Timer
14
3 Transmitter Alignment
15
General
15
Repair Note
15
Printed Circuitboard Numbering Convention
15
Recommended Test Equipment List
15
Standard Factory Settings and Jumper Configuration
16
AM Transmitter Board Factory Configuration
16
AM Audio Processor Factory Configuration
17
AM Transmitter Board Alignment
17
General
17
AM Transmitter Board Test Points
18
Module Installation and Removal
18
AM Audio Processor Alignment
19
General
19
AM Audio Processor Adjustment
19
4 Transmitter Interconnect Pin Definitions
21
5 Illustrations and Schematic Diagrams
25
AM Transmitter Board Electrical Assembly
25
AM Transmitter Main Board Component Layout (Bottom)
26
Front Panel Board
28
Front Panel Board Component Layout
28
Front Panel Board Schematic
29
AM Audio Processor Electrical Assembly
30
AM Audio Processor Component Layout
30
6 Parts Lists
33
Transmitter Main Board Parts List
33
Transmitter Main Board Electrical Parts List
33
Transmitter Main Board Mechanical Parts List
35
Front Panel Board Electrical Parts List
36
AM Audio Processor Parts List
36
AM Audio Processor Electrical Parts List
36
7 Revision History
39
Daniels Electronics Ltd. MT-3 Instruction Manual (16 pages)
VHF AM TRANSMITTER 118 - 138 MHz
Brand:
Daniels Electronics Ltd.
| Category:
Receiver
| Size: 0 MB
Table of Contents
Table of Contents
3
1 General
5
Introduction
5
Manual Organization
5
Performance Specifications
6
Transmitter Specifications
6
Audio Specifications
8
Physical Specifications
8
2 System Overview
9
Transmitter Operation
9
Frequency Selection
10
BCD Switch Option
10
Frequency Select Handle Option
10
Transmitter Assembly and Alignment
11
Complete Transmitter Alignment
11
Output Power Adjustment
11
Recommended Test Equipment List
12
Repair Note
12
Printed Circuitboard Numbering Convention
12
3 Illustrations
13
Transmitter Front Panel
13
Transmitter Case - Exploded View
14
4 Revision History
15
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Daniels Electronics Ltd. MT-3 Instruction Manual (18 pages)
FREQUENCY SELECT HANDLE
Brand:
Daniels Electronics Ltd.
| Category:
Receiver
| Size: 0 MB
Table of Contents
Table of Contents
3
1 General
5
Introduction
5
Printed Circuit Board Numbering Convention
5
Performance Specifications
5
2 Theory of Operation
7
General
7
Handle Operation
7
3 Alignment
9
General
9
Repair Note
9
Recommended Test Equipment
9
4 Illustrations and Schematic Diagrams
11
VR-3A130 Receiver Front Panel
11
Frequency Select Handle Component Layout
12
Frequency Select Handle Schematic Diagram
13
5 Parts Lists
15
Frequency Select Handle Electrical Parts List
15
Frequency Select Handle Mechanical Parts List
16
6 Revision History
17
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