Marantz CD63 KI op amp circuit

Fidelity Audio · 22nd December 2005, 02:06 PM

Can someone enlighten me as to why there is a LC filter on the op amp circuit.

And can I do anything to it to improve the sound.

davidsrsb · 22nd December 2005, 03:06 PM

The LC adds a 350KHz notch to the lowpass, which just happens to be 44.1 x 8

Fidelity Audio · 22nd December 2005, 03:15 PM

mmmm nice one. So its quite important then

22nd December 2005, 02:06 PM	#1
Fidelity Audio diyAudio Member Join Date: Dec 2005 Location: Doncaster England	Marantz CD63 KI op amp circuit Can someone enlighten me as to why there is a LC filter on the op amp circuit. And can I do anything to it to improve the sound. __________________ Fidelity Audio - Home of quality products & upgrades - What HiFi 5 Star Headphone amp » Hifi World 5 Star Pre amp » HiFi Choice 5 Star Group test winner HPA-100

22nd December 2005, 03:15 PM	#3
Fidelity Audio diyAudio Member Join Date: Dec 2005 Location: Doncaster England	mmmm nice one. So its quite important then __________________ Fidelity Audio - Home of quality products & upgrades - What HiFi 5 Star Headphone amp » Hifi World 5 Star Pre amp » HiFi Choice 5 Star Group test winner HPA-100

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22nd December 2005, 03:06 PM	#2
davidsrsb diyAudio Member Join Date: Dec 2005 Location: Kuala Lumpur	The LC adds a 350KHz notch to the lowpass, which just happens to be 44.1 x 8

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