Copyright © 2019 ANK Audio Kits
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Page 28
2.9 Preparing the Mains Ground Wire
Now let's prepare the Mains (Green) ground wire.
The Mains transformer has a Green wire coming out of it — this is a ground wire that attaches to the
Chassis Ground screw on the chassis. We'll trim this wire to the proper length; then strip and tin it.
Trim the Green wire to not less than 8", strip 1/2" from the end, and tin it. Insert the Green wire
into the provided ground lug and solder it in place. Do this by adding solder through the front of
the lug, as shown on the next page.
Add a fair bit of solder and apply heat for possibly as much as ten seconds, as the solder must “take”
to bind to the lug.
The lug will get hot so don’t touch it for awhile; let it cool!
When you are done you
should have a nice smooth solder joint.
This manual was developed while building the first kit. The wire lengths suggested for the Mains
and Choke wires — and the interwiring between boards and components — is based on the
positions of those elements at that time. As with all products, over time, there will be revisions —
most likely to boards, occasionally to the chassis. These revisions might alter the relative
positions of these elements and could affect the suggested lengths of wires.
Therefore, we
strongly recommend: 1) that you measure wire lengths yourself, for your unit, and 2) that you
always 'add a little': having a wire a little too long is far preferable than finding out that it's too
short; this is particularly true of transformer wires. While it's possible to splice any wire that, for
one reason or another, is too short, it's really not something you'd want to have to do. And,
finally, let's remind ourselves of the carpenter's proverb: "measure twice, cut once."