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ocrdu
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Why does this Low passlow-pass filter only actswork when iI attach a resistor to it?

When iI put in resistor R14 equal to 100ohms i(100 Ω) I get this:

enter image description here

But when iI remove R14 iI get this:

enter image description here

Nothing happenedhappens to the MixerOut1 wave. Why did that happenednot?

Why does this Low pass filter only acts when i attach a resistor to it?

When i put resistor R14 equal to 100ohms i get this:

enter image description here

But when i remove R14 i get this:

enter image description here

Nothing happened to MixerOut1 wave. Why did that happened?

Why does this low-pass filter only work when I attach a resistor to it?

When I put in resistor R14 (100 Ω) I get this:

enter image description here

But when I remove R14 I get this:

enter image description here

Nothing happens to the MixerOut1 wave. Why not?

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Scipio
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Why does this Low pass filter only acts when i attach a resistor to it?

When i put resistor R14 equal to 100ohms i get this:

enter image description here

But when i remove R14 i get this:

enter image description here

Nothing happened to MixerOut1 wave. Why did that happened?