CydandClaude Fable 5 a7e4a3fd61 Hardware docs: Quad Amplifier Board (1413) photos ...

Four photos of the 1413 Rev. 1: component side with the bolt-on Pyramid
PB-150P, solder side (etch NT 1-0A 3695), and both faces of the Pyramid
module (inputs/level pots, speaker terminals/fuse/power). Photo index
updated.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

2026-07-19 14:12:49 -05:00

..

amp-board-1413-component-side.jpeg

Hardware docs: Quad Amplifier Board (1413) photos

2026-07-19 14:12:49 -05:00

amp-board-1413-pyramid-inputs.jpeg

Hardware docs: Quad Amplifier Board (1413) photos

2026-07-19 14:12:49 -05:00

amp-board-1413-pyramid-outputs.jpeg

Hardware docs: Quad Amplifier Board (1413) photos

2026-07-19 14:12:49 -05:00

amp-board-1413-solder-side.jpeg

Hardware docs: Quad Amplifier Board (1413) photos

2026-07-19 14:12:49 -05:00

buttons-board-1401-component-side.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

buttons-board-1401-solder-side.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

display-board-1408-back-driver.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

display-board-1408-front-digits.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

encoder-heds5700-control-assembly.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

keypad-1402-front-keys.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

keypad-board-1402-back-logic.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

rio-board-1407-component-side.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00

rio-board-1407-solder-side.jpeg

Hardware docs: board photos, schematic scan, GAL fuse dump

2026-07-19 13:27:36 -05:00