Redstone circuits/Pulse/ifed

Flat OR-Gate Inverted Falling Edge Detector

2×3×2 (12 block volume)
flat, silent
circuit delay: 1 tick
output pulse: 1 tick (off)

Tall NOT-Gate Inverted Falling Edge Detector

2×2×3 (12 block volume)
silent
circuit delay: 0 ticks
output pulse: 1 tick (off)

1-Wide OR-Gate Inverted Falling Edge Detector

1×4×4 (16 block volume)
1-wide, instant, silent
circuit delay: 0 ticks
output pulse: 1 tick (off)

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Moved-Block Inverted Falling Edge Detector

1×4×2 (8 block volume)
1-wide, instant
circuit delay: 0 ticks
output pulse: 2.5 ticks (off)

Moved-Block Inverted Falling Edge Detector

1×4×2 (8 block volume)
1-wide, instant
circuit delay: 0 ticks
output pulse: 2.5 ticks (off)

Locked-Repeater Inverted Falling Edge Detector

2×3×2 (12 block volume)
flat, silent
circuit delay: 2 ticks
output pulse: 1 tick (off)