User Manuals: Trinity Amps 18 Watt Guitar Amplifier

Manuals and User Guides for Trinity Amps 18 Watt Guitar Amplifier. We have 1 Trinity Amps 18 Watt Guitar Amplifier manual available for free PDF download: Builder's Manual

Trinity Amps 18 Watt Builder's Manual

Trinity Amps 18 Watt Builder's Manual (101 pages)

Brand: Trinity Amps | Category: Musical Instrument Amplifier | Size: 2 MB

Table of Contents

Table of Contents
3
Thank You
5
Introduction
7
Acknowledgements
7
Warning
8
Version Control
9
- Fender and Marshall Tone Controls
  13
- VOX Tone Controls
  17
- Distortion
  19
- General Amplifier Operation
  21
- Some DO NOTS
  21
- Some Dos
  21
Introduction to Vacuum Tubes and Common Terms
23
Input Jack Theory
26
Building an Amp
27
- Introduction
  27
- Switches and Wire
  27
- Physical Layout
  27
- Grounding
  27
- Insulated Jacks
  28
- Minimizing Transformer Interference
  28
- Wiring
  28
Assembling the Amp
28
- Before You Begin
  28
- Tools
  28
- Soldering
  29
- Tube Pin Numbering
  29
- Tube Designations
  30
  - Grounding Scheme
    31
Assembly Steps Summary
33
1 Install the Hardware

34
- Can Capacitor
  36
- Front Panel
  36
- Grommets
  36
- Terminal Strips
  36
- Tube Sockets
  36
- Fuse Holder
  37
- Ground Lugs
  37
- IEC Mains Socket
  37
- Impedance Switch
  37
- Output Jacks
  37
2 Heater Wiring

38
- Heater Wires
  38
3 Install Transformers

39
4 Wire the Power Supply

39
- 120V Mains
  42
- 220-240V Mains
  43
- Rectifier Wiring
  44
- Hv Wiring
  44
- Test the Power Supply
  46
5 Assemble the Turret Board

47
- Install Components on Turret Board
  47
- Install the Turret Board
  52
6 Connecting the Turret Board

53
7 Output - Transformer, Impedance Switch, Jacks

62
- Connecting the Impedance Selector
  63
- Output Jacks
  64
8 Input - Jacks and Input Grid Resistors

65
- Input Grid Resistors
  65
- Input Jacks
  65
- Combo Chassis Cliff Jack Wiring
  67
- Preparing Co-Axial Wire
  67
- Final Checkout
  68
- Power up
  69
  - Working Inside a Tube Amplifier Safely
    69
    
    Unplug
    69
    
    Sit
    69
    
    Drain
    69
    
    Test
    69
    
    Close
    69
  - Making a Voltage Measurement
    70
- Trinity 18 TMB / Siii / Plexi / V6 Voltage Chart
  72
  - Read this Information Carefully
    73
- Troubleshooting
  73
  - Hum
    73
  - Volume Test
    73
  - Faulty Tube
    74
  - Severely Unmatched Output Tubes in a Push Pull Amplifier
    74
  - Faulty Power Supply Filter Caps
    74
  - Faulty Bias Supply in Fixed Bias Amplifiers
    75
  - Unbalanced or Not-Ground-Referenced Filament Winding
    75
  - Defective Input Jack
    75
  - Poor AC Grounding
    75
  - Induced Hum
    75
  - Poor Internal Wire Routing
    75
  - Poor AC Chassis Ground at Power Transformer
    76
  - Defective Internal Grounding
    76
  - Hiss
    76
  - Metal Film Resistor Substitutions
    76
  - Squealing/Feedback
    76
  - Radio Interference
    77
  - Scratchy Sounds on Potentiometer(S)
    78
  - Amp Buzz or Rattle When Installed in Cabinet
    78
- 18 Watt Tone Tweaking
  81
  - More Tips for Fine Tuning Your Amp
    86
- Tube Substitutions
  87
- How to Read Resistor Color Codes
  88
  - First the Code
    88
  - How to Read the Color Code
    88
- How to Read Capacitor Codes
  89
- Faq
  91
- Cliff Jacks Explained
  94
- Watt Bill of Material (BOM)
  95
- Trinity Amps Schematics and Layouts
  101

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