Table Of Contents - Audio Note Interstage Mono Block 300D Instruction Manual

Table of Contents

Section1: Introduction ............................................................................................................................................................ 3
Circuit Description .............................................................................................................................................................. 3
Section 2: Mechanical Section ............................................................................................................................................... 5
Tang Strip Installation ........................................................................................................................................................ 5
150R Mill Resistor Installation ............................................................................................................................................ 6
Heat Sink Installation ......................................................................................................................................................... 7
Ceramic Hardware post installation.................................................................................................................................... 8
8 Pin valve base installation - rectifier location .................................................................................................................. 9
Installation of the three Power Supply Caps ...................................................................................................................... 9
Installing the Mains transformer ....................................................................................................................................... 10
Installing the Interstage Transformer................................................................................................................................ 11
Installing the Choke .......................................................................................................................................................... 11
Installing the Output Transformer ..................................................................................................................................... 11
Twisting the Wires ............................................................................................................................................................ 12
Section 3: IEC Section and Chassis Ground ....................................................................................................................... 13
Chassis Ground Connections .......................................................................................................................................... 13
IEC Wiring ........................................................................................................................................................................ 14
Section 4: Power Supply Wiring .......................................................................................................................................... 17
Section 5: Filament Supply Section ..................................................................................................................................... 25
LM1084 regulator install ................................................................................................................................................... 26
Section 6: Installing the Front Insert Plate ........................................................................................................................... 28
Section 7: Mains secondary to Filament Section Wiring ...................................................................................................... 30
Section 8: Installing the Front Insert Plate ........................................................................................................................... 32
Front Insert Panel Wiring ................................................................................................................................................. 34
300B Filament Wiring ....................................................................................................................................................... 38
Interstage Transformer Wiring ......................................................................................................................................... 38
Front Insert Plate Wiring Chart check list ......................................................................................................................... 39
6SH7............................................................................................................................................................................. 39
TAG Strip ...................................................................................................................................................................... 39
300B TOP ..................................................................................................................................................................... 40
300B BOTTOM ............................................................................................................................................................. 40
Section 9: Final Connections ............................................................................................................................................... 41
Section 10: Finishing Off and Testing .................................................................................................................................. 42
Power Supply Checks ...................................................................................................................................................... 47
Audio Checks ................................................................................................................................................................... 49
Final Stage ....................................................................................................................................................................... 50
Appendix .............................................................................................................................................................................. 51
Resistor Color Code Reference ....................................................................................................................................... 52
AC Wiring Guide (T-199 Mains Transformer) ................................................................................................................... 53
Full Schematic.................................................................................................................................................................. 54
Wiring Reference 1 .......................................................................................................................................................... 55
Wiring Reference 2 .......................................................................................................................................................... 56
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