User Manual
Table Of Contents
- 1GENERAL
- 1.1Introduction
- 1.2Performance Specification
- 2THEORY OF OPERATION
- 2.1Amplifier Operation
- 2.2Power Requirements
- 2.3RF Circuitry
- 2.3.1VT-3/150 Lowpass Filter
- 2.4Power Control Circuitry
- 2.5Power Sensing Circuitry
- 2.5.1Output Power Sense
- 2.5.2VSWR Sense
- 2.5.3VSWR Overload
- 3VT-3/150 AMPLIFIER ALIGNMENT
- 3.1General
- 3.2Repair Note
- 3.3Recommended Test Equipment List
- 3.4Printed Circuitboard Numbering Convention
- 3.5Standard Factory Settings and Jumper Configuration
- 3.6VT-3/150 AmplifierAlignment
- 3.6.1General
- 3.6.2VT-3/150 Amplifier Adjustment
- 3.6.2.1General Set-Up
- 3.6.2.2Output Power Alarm (Forward Power)
- 3.6.2.3Output Power
- 3.6.2.4Antenna VSWR Alarm (Reverse Power)
- 3.6.2.5Antenna VSWR Overload
- 3.6.2.6Procedure Verification
- 4ILLUSTRATIONS AND SCHEMATIC DIAGRAMS
- 4.1VT-3/150 VHF Amplifier Component Layout
- 4.2VT-3/150 VHF Amplifier Schematic Diagram
- 4.3VT-3/150 VHF Lowpass Filter Component Layout
- 4.4VT-3/150 VHF Lowpass Filter Schematic Diagram
- 5PARTS LISTS
- 5.1VT-3/150 Amplifier Electrical Parts List
- 5.2VT-3/150 Low Pass Filter Electrical Parts List
- 5.3VT-3/150 Amplifier Mechanical Parts List
- 6REVISION HISTORY
DE
DANIELS
ELECTRONICS
VHF Amplifier Instruction Manual VT-3 132 - 174 MHz
5-1
1
5 PARTS LISTS
5.1 VT-3/150
Amplifier Electrical Parts List
Ref
Desig Description Part No.
C1
CAP.,
SM,
1nF
CER,
1206, C0G 1008-
3B102K1G
C2-C5
CAP.,
SM,
18nF
CER,
1206, X7R 1008-4B183K5R
C6
CAP.,
SM,
4.7µF
TANT., 10%, 16V
1055-5B475K16
C7
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C8
CAP.,
SM,
1nF
CER,
1206, C0G
1008-3B102K1G
C9
CAP.,
SM,
18nF
CER,
1206, X7R 1008-4B183K5R
C10
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C11
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C12
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C13
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C14,
C15
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C16
CAP.,
SM,
150pF
CER,
1206, C0G
1008-2B151J1G
C17
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C18
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C19
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C20
CAP.,
SM,
150pF
CER,
1206, C0G
1008-2B151J1G
C21-C23
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C24
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C25
CAP.,
SM,
150pF
CER,
1206, C0G
1008-2B151J1G
C26
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C27
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C28
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C29
CAP.,
SM,
1nF
CER,
1206, C0G
1008-3B102K1G
C30
CAP.,
47µF
DIP. TANT., 20%, 35V 1054-6M476M35
C31
CAP.,SM,
51pF
PORCEL.,
5% 500V 1036-1B2510J5 (132 - 150 MHz)
C31
CAP.,SM,
24pF
PORCEL.,
5% 500V 1036-1B2240J5 (150 - 174 MHz)
C32
CAP.,SM,
5.6pF
PORCEL.,
±0.25pF
500V 1036-0B2569C5 (132 - 150 MHz)
C32
CAP.,SM,
NOT INSTALLED NOT INSTALLED (150 - 174 MHz)
C33
CAP.,SM,
68pF
PORCEL.,
5% 500V 1036-1B2680J5 (132 - 150 MHz)
C33
CAP.,SM,
51pF
PORCEL.,
5% 500V 1036-1B2510J5 (150 - 174 MHz)
C34
CAP.,SM,
20pF
PORCEL.,
5% 500V 1036-1B2200J5 (132 - 150 MHz)
C34
CAP.,SM,
NOT INSTALLED NOT INSTALLED (150 - 174 MHz)
C35
CAP.,
330pF METAL CLAD,1% 250V 1046-2A331FDB (132 - 150 MHz)
C35
CAP.,
270pF METAL CLAD, 1% 250V 1046-2A27TFDB (150 - 174 MHz)
C36
CAP.,SM,
47pF
PORCEL.,
5% 500V 1036-1B2470J5 (132 - 150 MHz)
C36
CAP.,SM,
43pF
PORCEL.,
5% 500V 1036-1B2430J5 (150 - 174 MHz)
C37
CAP.,SM,
47pF
PORCEL.,
5% 500V 1036-1B2470J5 (132 - 150 MHz)
C37
CAP.,SM,
36pF
PORCEL.,
5% 500V 1036-1B2360J5 (150 - 174 MHz)
C38
CAP.,SM,
56pF
PORCEL.,
5% 500V 1036-1B2560J5 (132 - 150 MHz)
C38
CAP.,SM,
220pF
PORCEL.,
5% 200V 1036-2B2221J2 (150 - 174 MHz)
C39
CAP.,
2.2nF
FILM,
MMK5,10%,63V 1016-3A222K63
D1 DIODE, MBZ5233B 6.0V ZENER, SOT-23
2102-MBZ5233B
D2 DIODE, IN5402 3A
RECT,
DO-201AD
2001-1N540200
D3, D4 DIODE, BYD17J
RECTIFIER,
SOD-87
2101-BYD17J00
D5 DIODE, MMBD701 HOT
CARRIER,
SOT-23 2105-MMBD7010
D6, D7 DIODE, MMBD701 HOT
CARRIER,
SOT-23 2105-MMBD7010