TubeHead trouble-shooting tips and suggestions



'TubeHead Quality' topic

http://www.paia.com/talk/viewtopic.php?f=4&t=29&start=0

'Bass/Guitar (and other instruments) and TubeHead' topic

http://www.paia.com/talk/viewtopic.php?f=4&t=80&start=0

The shielded cable wiring can be substituted with gently twisted pairs of #26 insulated wire (tube socket to board wiring too). With the lengths determined for runs in a group with the board upside down and to the side, it is much easier to access the bottom of the board for touching-up soldering or replacing parts. A single length of #22 insulated wire makes the run from SG to the panel ground points.



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TubeHead Printed-Circuit-Board Soldering Example

Board Soldering Example

To get the rolled aluminum spacers to hold the machine screws to the case-bottom as can be seen in the images above, reference this note:

https://paia.com/talk/viewtopic.php?f=4&t=22&start=0