Passive Balanced Stereo to Mono Summing (June 2026)
2 layer board of 2.80 x 2.32 inches (71.0 x 59.0 mm)
Uploaded:
June 26, 2026
Shared:
June 26, 2026
Total Price:
$32.45
BOARD NOT VERIFIED, BUT SHOULD WORK FINE…
Schematic, drill template, and documents: https://drive.google.com/drive/folders/14KKj08AHorgHKUjc1e-EpCwrwXex_grR?usp=sharing
BOARD NOT VERIFIED, BUT SHOULD WORK FINE…
Schematic, drill template, and documents: https://drive.google.com/drive/folders/14KKj08AHorgHKUjc1e-EpCwrwXex_grR?usp=sharing
Auditronics WESTON Meter LED Replacement (2 Bulbs)
2 layer board of 2.32 x 0.37 inches (59.0 x 9.5 mm)
Uploaded:
May 02, 2026
Shared:
May 02, 2026
Total Price:
$4.30
OPEN SOURCE / NOT FOR PROFIT / FOR NON-COMMERCIAL D.I.Y. PURPOSES ONLY!!! Build docs and all info here: https://docs.google.com/document/d/1FS0KaR-OHO-RjKvFlTQ33LGtHSqZfUb7XBg1HyFi3c8/edit?usp=sharing
OPEN SOURCE / NOT FOR PROFIT / FOR NON-COMMERCIAL D.I.Y. PURPOSES ONLY!!! Build docs and all info here: https://docs.google.com/document/d/1FS0KaR-OHO-RjKvFlTQ33LGtHSqZfUb7XBg1HyFi3c8/edit?usp=sharing
Auditronics MODUTEC / BEEDE Meter LED Replacement (3 Bulbs) v1.1
2 layer board of 3.50 x 0.90 inches (88.9 x 22.9 mm)
Uploaded:
May 02, 2026
Shared:
May 02, 2026
Total Price:
$15.75
OPEN SOURCE / NOT FOR PROFIT / FOR NON-COMMERCIAL D.I.Y. PURPOSES ONLY!!! Build docs and all info here: https://docs.google.com/document/d/1XnkTOWzyiUlqTK5zi7hqMG6uh5VdrVWrgBty6MUNhkE/edit?usp=drive_link
OPEN SOURCE / NOT FOR PROFIT / FOR NON-COMMERCIAL D.I.Y. PURPOSES ONLY!!! Build docs and all info here: https://docs.google.com/document/d/1XnkTOWzyiUlqTK5zi7hqMG6uh5VdrVWrgBty6MUNhkE/edit?usp=drive_link
MOSFET B+ Reducer / Voltage Dropper for Tube Amps V2
2 layer board of 1.02 x 1.06 inches (26.0 x 27.0 mm)
Uploaded:
April 29, 2026
Shared:
April 29, 2026
Total Price:
$5.40
NOT FOR RESALE / NOT FOR PROFIT / FOR D.I.Y. PURPOSES ONLY!!!
Schematic and docs + perf board layout diagram: https://drive.google.com/file/d/1CpbxKe_5VhtK415kuyaqLdaLk43yNy8U/view?usp=sharing
Original circuit by the legend R.G. Keen on his GeoFex site: http://www.geofex.com/Article_Folders/mo…
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NOT FOR RESALE / NOT FOR PROFIT / FOR D.I.Y. PURPOSES ONLY!!!
Schematic and docs + perf board layout diagram: https://drive.google.com/file/d/1CpbxKe_5VhtK415kuyaqLdaLk43yNy8U/view?usp=sharing
Original circuit by the legend R.G. Keen on his GeoFex site: http://www.geofex.com/Article_Folders/mo…
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ES Dual DIP8 DOA v1.0 (Verified April 2025)
2 layer board of 1.18 x 1.16 inches (30.0 x 29.5 mm)
Uploaded:
April 15, 2026
Shared:
April 15, 2026
Total Price:
$6.85
build guide and BOM / shopping info: https://docs.google.com/document/d/1rNuSTyU0Qlus5b3f3mAxicYYBwmUvBb1jhf4I5Q_fV4/edit?usp=sharing
build guide and BOM / shopping info: https://docs.google.com/document/d/1rNuSTyU0Qlus5b3f3mAxicYYBwmUvBb1jhf4I5Q_fV4/edit?usp=sharing