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GT-101 STEREO
AkitikA GT-101 STEREO Manuals
Manuals and User Guides for AkitikA GT-101 STEREO. We have
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AkitikA GT-101 STEREO manual available for free PDF download: Assembly Manual
AkitikA GT-101 STEREO Assembly Manual (44 pages)
STEREO AUDIO POWER AMPLIFIER
Brand:
AkitikA
| Category:
Amplifier
| Size: 2 MB
Table of Contents
Table of Contents
2
Table of Figures
3
Section 1: about this Manual
4
Who Should Attempt this Project
4
Tools You'll Need
4
Project Overview
5
Important Safety Notes
5
About Components
5
Recommended Solder
5
Warranty
5
Section 2: Building the Power Supply PCB
6
Component Order
6
Figure 1-Component Side of Power Supply PCB before Loading
6
Install the Resistors
6
Figure 2-Installing Resistors
7
Install the Diodes
8
Identifying the Glass Body Diodes
8
Figure 3-R11 Location (Pcb's Are Missing the Silk Screen for R11)
8
Figure 4-Form the Cathodes of D4-D7 as Shown (Banded End Denotes Cathode)
10
Install the Last Resistor
10
Install the Small Capacitors
10
Figure 5-Pinout of U1, Viewed from the Top
11
Install the Big Capacitors
11
Install the Integrated Circuits
11
Install the Transistors
11
Figure 6-Note the Rounded Brackets Used for the Power Supply Heatsink and PCB
12
Final Inspection of the Circuit Board
12
Power Supply Final Assembly
12
Figure 7-Placing Thermal Compound on Q5
13
Figure 8-Installing Q5 on the Heatsink and to the PCB
13
Figure 9-Remember to Solder Q5'S Leads
13
Figure 10-Assembled Power Supply Mounted on Heat Sink
14
Figure 11-Empty the Amplifier Components into a Soup Bowl
14
Figure 12-Closeup of Completed Amplifier Board
15
Figure 13-First Four Resistors Are Installed, Leads Bent on the Back Side, Soldered, then
15
Install the Resistors
15
Figure 14-Zero Ohm R22 Installation Detail
17
Install the Small Capacitors and the Diodes
17
Figure 15-Showing LED Cathode Orientation
18
Last Capacitors and the Transistors
18
Winding the Output Inductor
19
Figure 16-Starting to Wind the Output Inductor
20
Figure 17-Finishing Step for the Output Inductor
20
Final Inspection of the Circuit Board
20
Figure 18-Mounting Assembled PCB to Heat Sink
21
Figure 19-Mounting the PCB to the Heat Sink
21
Installing the LM3866 and Mounting the Amplifier Board to the Heat Sink
21
Figure 20-A Completed Amplifier Module
22
Figure 21-Solder the LM3886 Pins
22
Section 3: Assembling the Amplifier Circuit Boards
14
Section 4: Wiring It All Together
23
Attach the Power Supply Ground Wire
23
Attach the Amplifier Module Wires
23
Attaching LEFT Module Wires
23
Figure 22-From Left to Right, #6 Lug, #10 Lug, RCA Connector Ground Lug
23
Figure 23-Power Supply with Attached Ground Wire
23
Attaching RIGHT Module Wires
24
Figure 24-Shielded Cable for Left Channel. Right Channel Has Overall Length of 10 Inches
24
Build the Ground Harnesses
25
Figure 25-Left Channel Grounding Harness (some Lengths Differ from the Right Channel)
25
Install the Feet
26
Figure 26-Right Channel Grounding Harness (some Lengths Differ from the Left Channel)
26
Figure 27-Install the Feet here
26
Install the Speaker Binding Posts
27
AC Power Wiring
27
Figure 28-Install both Left and Right Binding Posts (Only Right Channel Is Shown Here)
27
Figure 29-FASTON Connector
27
Figure 30-Wiring IEC Power Connector
28
Figure 31-Power Wiring with IEC Connector Installed into Chassis
28
Figure 32-Installing Power Wires on the Switch
29
Installing Amplifier Modules into the Chassis
29
Figure 33-I/O Connector Wiring
30
Figure 34-Spread Thermal Compound on the 3/8" Wide Ridge
30
Figure 35-Amps Installed, Wiring Not Complete
31
Figure 36-Wiring Toroidal Transformer for 120 Volt Operation
31
Transformer Preparation
31
Figure 37-Western Union Splice Has Diameter Less than the Insulated Wires and no Sharp
32
Points
32
Figure 38-Toroidal Transformer Mounting
33
Figure 39-Connecting up the Power Transformer
33
Transformer Installation
33
Testing the Power Supply
34
Figure 40-Cable Tie the Red and Orange Wires as Shown
34
Final Amplifier Wiring
35
Wiring Amplifier Power
35
Fasten the Power Supply to the Chassis
35
Visual Inspection
36
Install the Shield
36
Figure 41-Grounding Stud Detail
36
Figure 42-Shield Installation
36
Section 5: Testing It out and Installing the Top
37
Install the Top
37
Section 6: Using the GT-101
37
Section 7: Specifications and Schematics
38
Figure 43-Power Supply Schematic
39
Figure 44-Amplifier Module Schematic
40
Figure 45-Overall Wiring (Powering Transformer Is Wired for 120 VAC)
41
Appendix 1 - Resistor Color Code
42
Figure 46-Demonstrating the Resistor Color Code
42
Appendix 2 - Preparing a Shielded Cable End
43
Figure 47-Shield Wired End Prep Completed
44
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