Sign In
Upload
Manuals
Brands
AkitikA Manuals
Amplifier
PAT-4
AkitikA PAT-4 Manuals
Manuals and User Guides for AkitikA PAT-4. We have
2
AkitikA PAT-4 manuals available for free PDF download: Assembly Manual
AkitikA PAT-4 Assembly Manual (24 pages)
Brand:
AkitikA
| Category:
Amplifier
| Size: 5 MB
Table of Contents
Table of Contents
2
Table of Figures
2
Section 1: about this Manual
4
Who Should Attempt These Projects
4
Tools and Supplies You'll Need
4
Recommended Solder
5
Project Overview
5
Important Safety Notes
5
Section 2: about the Phono Preamp Upgrade
6
Effects of the Modification
6
Prerequisites
6
Building the PAT4PPR Circuit Boards
6
Figure 1-Component Side of the Phono Preamp PCB before Loading
6
Component Order
7
Install the Resistors
7
Figure 2-Installing Resistors
7
Figure 3-Shielded Cable Installation (Right Channel Shown Here)
10
Figure 4-Use 6-32X1/4" Screws to Attach Mounting Brackets
10
Install the Mounting Brackets
10
Prepare and Add Shielded Cables to the Inputs
10
Connect the RCA Jacks
11
Drilling Mounting Holes in the PAT-4 Chassis
11
Figure 5-Locating the Mounting Holes
11
Figure 6-Locating the Two Added 9/64" Mounting Holes
11
Preparing to Install the Assembled PAT4PPR Circuit Board
11
Figure 7-Connecting Left Channel Input Jack and 0.01 Μf Capacitor
12
Move Power Wires
12
Figure 8-Selector Switch Wire Identification
13
Move Selector Switch Wires
13
Converting to Accept 5 High Level Inputs and 1 Phono Input
14
Figure 9-Back Panel Re-Wiring
15
Final Sanity Checks
16
Inspection and Preliminary Reassembly
16
Prepare to Reconnect Your PAT-4 to Your Music System
16
Record Playing Reminders
16
Gain Tweaks
17
More Tweaks
17
Schematics
18
Figure 10-Phono Preamp Schematic
18
Figure 11-Phono Preamp Schematic
19
Specifications
20
Appendix 1: the Toothpick Trick
21
Appendix 2 - Preparing a Shielded Cable End
22
Figure 12- Shield Wire End Prep Completed (Right Channel)
23
Appendix 3 - Resistor Color Code
24
Figure 13-Demonstrating the Resistor Color Code
24
Advertisement
AkitikA PAT-4 Assembly Manual (24 pages)
Line amp distortion reducer Tone control switch
Brand:
AkitikA
| Category:
Switch
| Size: 4 MB
Table of Contents
Table of Contents
2
Table of Figures
2
Section 1: about this Manual
4
Who Should Attempt These Projects
4
Tools You'll Need
4
Project Overview
5
Line Amp Distortion Reducer
5
Tone Control Switch
5
Important Safety Notes
5
Section 2: Line Amp Distortion Reducer
6
Line Amp Characteristics
6
How the Distortion Reduction Works
6
The Modification in a Nutshell
6
Preparing to Remove the Circuit Boards
6
Modifying the Left Channel Circuit Board
7
Figure 1-Applying Thermal Compound and Installing the Heat Sink on the MPSW45
8
Figure 2-Similar Series of Heat Sink Installation Pictures for ZTX614
9
Figure 3-New Transistor with Heatsink Installed on PCB
10
Figure 4-MPSW45A and ZTX614 Pinout
10
Modifying the Right Channel Circuit Board
11
Inspection and Reassembly
11
Figure 5-Circuit Board as Seen from Solder Side. the Modification Replaces Q4
11
Section 3: Tone Control Switch
13
C16 Leakage and Replacement - Original Circuit Boards
13
C16 Leakage and Replacement - PAT4RENEW Boards
13
Pre-Wiring the Tone Control Switch
13
Optional Gain Reducing Resistors
15
Disassembling the PAT-4 Preamp
16
Removing the HI FILTER Switch
16
Mounting the Tone Control Switch
17
Wiring in the Tone Control Switch
17
If You Are Installing Tone Control Switch with Original Dynaco Circuit Boards
18
If You Are Installing with PAT4RENEW Boards ISSUE LENGTH of WIRES
18
Installing the Treble No-Click Resistors
19
Reassemble the PAT-4
20
Using the Tone Control Switch
20
Pops and Clicks - Installing the Tone Control Switch with Original Dynaco Channel Boards
20
Gain Trim Resistors
21
Schematic
23
Appendix: the Toothpick Trick
24
Advertisement
Related Products
AkitikA PR-101
AkitikA PAT4PPR
AkitikA PR-101NR
AkitikA PAT5RCA
AkitikA PR-102
AkitikA PR102NR
AkitikA DYNACO STEREO 120
AkitikA EE-101
AkitikA EE-101NP
AkitikA EE101MECH
AkitikA Categories
Amplifier
Switch
Computer Hardware
More AkitikA Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL