User Manual
Table Of Contents
- 1GENERAL
- 1.1Introduction
- 1.2Performance Specification
- 2THEORY OF OPERATION
- 2.1Amplifier Operation
- 2.2Power Requirements
- 2.3RF Circuitry
- 2.3.1UT-3/400 Lowpass Filter
- 2.4Power Control Circuitry
- 2.5Power Sensing Circuitry
- 2.5.1Output Power Sense
- 2.5.2VSWR Sense
- 2.5.3VSWR Overload
- 3UT-3/400 AMPLIFIER ALIGNMENT
- 3.1General
- 3.2Repair Note
- 3.3Recommended Test Equipment List
- 3.4Printed Circuitboard Numbering Convention
- 3.5Standard Factory Settings and Jumper Configuration
- 3.6UT-3/400 AmplifierAlignment
- 3.6.1General
- 3.6.2UT-3/400 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
- 4.1UT-3/400 UHF Amplifier Component Layout
- 4.2UT-3/400 UHF Amplifier Schematic Diagram
- 4.3UT-3/400 UHF Lowpass Filter Component Layout
- 4.4UT-3/400 UHF Lowpass Filter Schematic Diagram
- 5PARTS LISTS
- 5.1UT-3 / UT4 UHF Amplifier Electrical Parts List
- 5.2UT-3/400 UHF Amplifier Mechanical Parts List
- 5.3UT-3/400 UHF Low Pass Filter Electrical Parts List
- 6REVISION HISTORY
DE
DANIELS
ELECTRONICS
UHF Amplifier Instruction Manual UT-3 406 - 512 MHz
5-1
5 PARTS LISTS
5.1
UT-3 / UT4
UHF Amplifier Electrical Parts List
NOTE:
Reference
Designators
labeled
with an asterisk (*) are used only in 2.0 - 8.0 Watts amplifiers.
Ref
Desig Description Part No.
C1-C6
CAP.,
SM,
18nF
CER,
1206, X7R 1008-4B183K5R
C7,
C8
CAP.,
SM,
4.7µF
TANT., 10%, 16V
1055-5B475K16
C9
CAP.,
SM,
1nF
CER,
1206, C0G
1008-3B102K1G
C10
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C11,
C12
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C13
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C14*
CAP.,
SM,
150pF
CER,
1206, C0G
1008-2B151J1G
C15*
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C16*
CAP.,
SM,
15pF
PORCEL.,
±5%,
500V 1036-1B2150J5
C17*
CAP.
TRIM,
0.6-3.5pF
VERT.,
>9T 1082-C0R6003G
C18*
CAP.,
SM,
NOT INSTALLED NOT INSTALLED
C19*
CAP.,
SM,
47pF
PORCEL.,
±5%,
500V 1036-1B2470J5 (406-430 MHz)
C19*
CAP.,
SM,
39pF
PORCEL.,
±5%,
500V 1036-1B2390J5 (450-470 MHz)
C19*
CAP.,
SM,
30pF
PORCEL.,
±5%,
500V 1036-1B2300J5 (470-490 MHz)
C19*
CAP.,
SM,
30pF
PORCEL.,
±5%,
500V 1036-1B2300J5 (490-512 MHz)
C20*
CAP.,
4.7µF
DIP. TANT., 10%, 35V 1054-5E475K35
C21*
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C22*
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C23*
CAP.,
SM,
1nF
CER,
1206, C0G
1008-3B102K1G
C24*
CAP.
TRIM,
0.6-3.5pF
VERT.,
>9T 1082-C0R6003G
C25*
CAP.,
SM,
7.5pF
PORCEL.,
±0.25pF
1036-0B2759C5 (406-430 MHz)
C25*
CAP.,
SM,
4.7pF
PORCEL.,
±0.25pF
1036-0B2479C5 (450-470 MHz)
C25*
CAP.,
SM,
3.0pF
PORCEL.,
±0.25pF
1036-0B2309C5 (470-490 MHz)
C25*
CAP.,
SM,
NOT INSTALLED NOT INSTALLED (490-512 MHz)
C26*
CAP.,
SM,
4.7pF
PORCEL.,
±0.25pF
1036-0B2479C5 (406-430 MHz)
C26*
CAP.,
SM,
3.0pF
PORCEL.,
±0.25pF
1036-0B2309C5 (450-470 MHz)
C26*
CAP.,
SM,
3.0pF
PORCEL.,
±0.25pF
1036-0B2309C5 (470-490 MHz)
C26*
CAP.,
SM,
3.0pF
PORCEL.,
±0.25pF
1036-0B2309C5 (490-512 MHz)
C27
CAP.,
SM,
150pF
CER,
1206, C0G
1008-2B151J1G
C28
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C29
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C30-C32
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C33
CAP.,
SM,
150pF
CER,
1206, C0G
1008-2B151J1G
C34
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C35
CAP.,
SM,
100nF
CER,
1206, X7R 1008-5B104K5R
C36
CAP.,
SM,
10nF
CER,
1206, X7R 1008-4B103K5R
C37
CAP.,
10nF
FILM,
MMK5, 10%,63V 1016-4A103K63
C38
CAP.,
10µF
DIP. TANT., 20%, 25V 1054-6E106M25
D1 DIODE, MBZ5233B 6.0V ZENER, SOT-23
2102-MBZ5233B
D2 DIODE, IN5402 3A
RECT,
DO-201AD 2001-1N540200
D3, D4 DIODE, BYD17J R
ECTIFIER,
SOD-87
2101-BYD17J00
D5* DIODE, MMBD701 HOT
CARRIER,
SOT-23 2105-MMBD7010
D6, D7 DIODE, MMBD701 HOT
CARRIER,
SOT-23 2105-MMBD7010