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ELECRAFT K3S Assembly Manual
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E
LECRAFT
K3
S
H
IGH
-P
ERFORMANCE
160
–
6
M
ETER
T
RANSCEIVER
K
IT
A
SSEMBLY
M
ANUAL
Revision B, July 16, 2015
Copyright © 2015, Elecraft, Inc.
All Rights Reserved
E740259
2
Table of Contents
Default Chapter
2
Table of Contents
2
Key to Symbols and Text Styles
3
Introduction
4
Customer Service and Support
4
Technical Assistance
4
Preventing Electrostatic Discharge Damage
6
How ESD Damage Occurs
6
Preventing ESD Damage
6
Preparing for Assembly
7
Overview of the Kit
7
Tools and Test Equipment Required
9
Unpacking and Inventory
10
Standoffs
10
Lock Washers
10
Screws
11
Assembly
12
Front Panel and DSP
13
Front Panel and DSP Description
13
Front Panel Assembly Procedure
13
Mounting the Sub Receiver Auxiliary DSP Board
22
Installing the KDVR3 Digital Voice Recorder Option
24
Mounting the DSP Board Assembly on the Front Panel
25
RF Board and Chassis
27
RF Board Description
27
RF Board and Chassis Assembly
29
Installing Antenna Connectors on the Rear Panel
35
Mount Front Panel Assembly on the Chassis
39
Installing the KIO3B Interface
41
Installing Battery BT1
43
Installing the KANT3A Input Module or KAT3A Antenna Tuner
48
Installing the Right Side Panel
49
Resistance Checks
52
Initial Power on Check
53
KREF3 Reference Oscillator
53
Installing the KSYN3A Synthesizer
56
Loudspeaker, Top Cover and KPA3A Shield
59
KPA3A Shield
61
Installing the KNB3 Noise Blanker
61
Installing the Chassis Stiffener
62
Bottom Cover
63
Bottom Cover Description
63
Bottom Cover Hardware Installation Procedure
63
KBPF3A General Coverage Receive Option
66
KBPF3A Description
66
KBPF3A Installation Procedure
66
Power Amplifier Jumper Block
66
Battery BT1
67
Battery BT1 Installation Procedure
67
Finishing the Enclosure
67
Fan Opening Cover
67
AUX RF Cable
68
Bottom Covers
68
Top Cover
71
Test and Calibration
73
Initial Power Checks
73
Synthesizer Check
73
Filter Setup
74
Reference Oscillator Calibration
74
TX Gain Calibration
74
Option Modules
75
Enable Modules
75
KPA3A 100-Watt Amplifier Installation
75
KRX3A Sub Receiver Installation
75
Other Calibration Procedures
75
Wattmeter Calibration (Optional)
75
S-Meter Calibration (Optional)
75
Appendix A Illustrated Parts List
76
Other manuals for ELECRAFT K3S
Owner's Manual
90 pages
Kit Assembly And Instruction Manual
91 pages
Frequently Asked Questions
5 pages
Programmer's Reference
33 pages
Installation Instructions
22 pages
4
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ELECRAFT K3S Specifications
General
Image rejection
>80 dB
IF Frequencies
8.215 MHz, 15 kHz
Current drain TX
20 A
Modes
SSB, CW, AM, FM
Output Power
100 W
Supply voltage
11-15 VDC
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