Manual Revisions

[Jameson]

Thanks to an eagle-eyed builder (Dennis, we appreciate you!) we have identified a handful of necessary updates to the SEX 4 manual. We pushed a new copy of the manual out today. Feel free to contact us at info (at) bottlehead (dot) com if you didn't receive the update and we'll send you a fresh link.

Here's a change log of what's been updated:

Version​	Publish Date	Updates Made
1.0​	September 15, 2025	Initial version
1.1​	September 21, 2025	Changed 21U to 21L at the step where 21L is meant to be soldered
1.2​	September 28, 2025	Updated resistance measurement at 26 Removed resistance measurements at 37 and 42 Updated instructions to indicate 42L does not need to be soldered Various formatting improvements Manual Version History Section added
1.3​	October 26, 2025	Underlined and bolded solder instructions where formatting had not properly been applied Added instructions to solder 44U on pages 54 and 56 Erroneous references to “resistors” on page 63 were updated to “diodes” Widened the power supply voltage test upper limit to 495V

 

[Jameson]

We've updated the SEX 4 manual to version 1.3 today. Thanks to Mete for the contributions. New copies have been distributed via email. Please login to your account at account.bottlehead.com or email us at info (at) bottlehead (dot) com if you did not see the email.