Sign In
Upload
Manuals
Brands
AVCO Manuals
Radio
TAR-224
AVCO TAR-224 Manuals
Manuals and User Guides for AVCO TAR-224. We have
1
AVCO TAR-224 manual available for free PDF download: Instruction Manual
AVCO TAR-224 Instruction Manual (141 pages)
RADIO SET
Brand:
AVCO
| Category:
Radio
| Size: 24 MB
Table of Contents
Table of Contents
8
Description of Radio Set TAR-224
14
C H a R a C T E R I S T I C S O F R a D I O S E T T a
14
Scope
17
Operation Procedure
17
F R O N T P a N E L C O N T R O L F U N C T I O N S
17
Receiver Operation
21
Readout Dial Calibration
21
Amplitude Modulation Reception
22
Continuous Wave Reception
23
Transmitter Operation
23
Antenna and Counterpoise Deployment
23
Transmitter Frequency Source Operation
23
Frequency Synthesizer
23
Front Panel Crystal
24
Transmitter Tuning
24
Transmitter Keying
24
Front Panel Key
25
External Key
25
Medium Speed Keyer
25
Amplitude Modulation Operation
25
Power Sources
25
Internal Battery
25
Internal Battery Charging
25
External Source 2 - 1
26
R a D I O S E T T a R - 2 2 4 C I R C U I T D E S C R I P T I O N
27
Scope
27
Radio Receiver-Transmitter Circuit Description
27
Receiver Functional Block Diagram Description
27
Schematic Diagram
27
Wiring Diagram
27
Receiver Individual Circuit Description
29
Antenna Matching Network Detailed Description (1A3A2)
29
RF Amplifier Detailed Description (1A3A3)
29
Local Oscillator Detailed Description (1A3A4)
29
AM Detector (1A3A8A1), am Automatic Gain Control (1A3A8A2) Detailed Description
35
Beat Frequency Oscillator (1A3A6A2) and Product Detector (1A3A8A2) Detailed Description
36
Transmitter Functional Block Diagram Description
37
Transmitter Circuit Description
37
Low Level Module Detailed Description (1A4A7)
37
Driver-Final Amplifier Assembly Detailed Description
42
Keyer Module Detailed Description (1A4A5) 3 - 1
43
Modulator Module Detailed Description (1A4A5) 3 - 1
43
RF Sampler Detailed Description (1A4A2) 3 - 1
43
Antenna Matching Network Detailed Description (1A4A8)
44
Antenna Tuning Module Detailed Description (1A4A1)
44
Motor Control Circuitry Detailed Description 3 - 1
44
Power Supply Circuitry (Part of Lal) 3 - 1
45
Battery Protection Circuit 3 - 1
45
Battery Charging Circuit Description (Part of 1A1A3)
46
Scope
47
Radio Set Electrical Alignment
47
Radio Receiver Electrical Alignment Procedure
47
Test Equipment
47
Local Oscillator Alignment
47
RF Amplifier Alignment
49
Antenna Matching Network and Parent Board
50
BFO Alignment
51
IF Amplifier Alignment
51
Transmitter Adjustments
54
Low Level Module Adjustments (1A4A7)
54
RF Sampler Module Adjustments
55
RF Sampler Test Equipment Set
57
Scope
59
Battery Removal and Replacement
59
Case Removal and Replacement 1A2
59
Receiver Assembly
61
Receiver Removal and Replacement
62
IF Amplifier Removal and Replacement 1A3A7
64
Tuner
66
Removal and Replacement (1A4A5)
67
Low Level Module and Keyer Module (Shield Removed)
83
Antenna Matching Network Removal and Replacement
86
Parent Board Removal and Replacement (1A4A9) 5 - 2
87
Driver-Final Section Shield Removal and Replacement
88
Replacement (1A1A2)
90
Scope
92
IF Amplifier Section
92
B F O a N D C a L I B R a T O R S E C T I O N
94
A U D I O a N D a G C S E C T I O N
94
T R a N S M I T T E R M a I N T E N a N C E
96
Antenna Matching Module Location
97
C S - 2 2 4 C I R C U I T D E S C R I P T I O N a N D M a I N T E N a N C E
100
General
100
Circuit Description
100
Crystal Replacement
100
Oscillator Alignment
100
Maintenance
103
Disassembly and Assembly
103
Parts List
106
L I S T O F M a N U F a C T U R E R S
106
Advertisement
Advertisement
Related Products
AVCO LYCOMING TIO-360 Series
AVCO LYCOMING TIO-360-A1A
AVCO LYCOMING TIO-360-A1B
AVCO LYCOMING TIO-360-A3B6
AVCO LYCOMING TIO-360-C1A6D
AVCO Categories
Control Unit
Engine
Radio
More AVCO Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL