Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 1 Manual Version 1.1 - August 2009
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 10 Now let’s deal with the green wire coming out o
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 11 The IEC section is now complete. The picture opposi
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 12 Section 3: Power Supply Board Construction Here are th
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 13 The next job is to install the Electrolytic Capacitors
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 14 Section 4: Choke Installation and HT Wiring Here is ho
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 15 Finally, bring the triple braided wire down the length
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 16 Section 5: ECF80 Driver Board Construction In this sect
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 17 Parts List Quantity Value Designator Description
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 18 Here is a reference picture of the unpopulated b
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 19 Installing the Resistors Install the resistors into t
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 2 Table of Contents Section1: Introduction ...
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 20 Installing the Capacitors First, install the two
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 21 Finally, insert the 470uF 16v electrolytic capac
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 22 Section 6: EL34 Hardwired Section In this section w
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 23 Parts List Quantity Value Description 2 250R 9W
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 24 Position the 2x 250 ohm resistors on the board
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 25 Install the two 10R resistors into position. Th
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 26 Start by taking the Negative side of the capac
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 27 Now you can install the 47pf capacitor into position
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 28 Use some red PTFE wire to connect pin 4 of one valve b
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 29 Then you can twist these wires slightly and connect to
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 3 Section1: Introduction Thanks for purchasing the Aud
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 30 Section 7: Layout Recap In this short section, we are g
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 31 Section 8: EL34 Board Filament Hook-Up Now that we have
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 32 Repeat the step for the outer hardwired board-
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 33 Section 9: EL34 Board To Output Transformer Wiring In
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 34 Strip the ends of the red and black twisted and then t
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 35 Section 10: HT and GND Connections to EL34 Board Befor
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 36 Now do the same thing but with 2 black wires – these
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 37 Section 11: Speaker Post Connections Move the output
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 38 If you check the EL34 schematic you will see that we
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 39 Here we are placing the assembly onto the spea
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 4 Component Placement Breakdown
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 40 Solder the yellow wire into TAG position 1 – this is
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 41 Section 12: Driver Board Filament Hook-up EXPLANATION:
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 42 Where the orange wire (from FIL_DC) connects to t
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 43 Section 13: ECF80 to EL34 Board Interconnections We a
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 44 Here you can see we have made the COMP connec
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 45 Let’s have a short lesson on using an OHM meter which
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 46 Section 14: RCA Connections and Final Earth One of our
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 47 The cable should be laid down the center of the amplif
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 48 Now it’s safe to say that you have completed all th
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 49 Section 15: Powering On and Testing Installing the FUSE
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 5 Electrical Safety Warning There are sufficient volt
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 50 Appendix The appendix contains auxiliary information. T
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 51 Resistor Color Code Reference You can also find an &
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 52 Mains Transformer Windings Diagram
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 53 Power Supply Board Schematic
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 54 Driver Board Schematic
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 55 Output Board Schematic
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 56 Output Section Hardwiring Diagram
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 57 General Wiring Diagram
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 58 Full Schematic
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 6 Section 2: First Steps In this beginning section we will
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 7 IEC Section Installation Let’s install the input A
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 8 Place the Mains transformer carefully over top.
Copyright © 2006-2009 AudioNote Kits www.AudioNoteKits.com [email protected] Page 9 Remember, the following example shows how to wire for 12
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