ELECTRICAL CHARACTERISTICS (Vcc=V, VEE=V, TA=25℃, unless otherwise specified). PARAMETER. SYMBOL TEST CONDUCTION. MIN. TYP. Does anyone know where I can find a datasheet for a JRC DD chip?. DD Datasheet, DD PDF, DD Data sheet, DD manual, DD pdf, DD, datenblatt, Electronics DD, alldatasheet, free, datasheet.

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Several sources make it. More clarity, just as much bass but tighter.

Yes, my password is: GibsonianFeb 3, In the phono circuit some real oldies, uPCC’s, u dztasheet micro I cannot find any info. Let me know your results, I may want to experiment with the LM as well. You must log in or sign up to reply here.

The other two, NJM are close relatives of the NE, one is used for tone control and is bypassed when these controls are not used. National Semiconductors LME49xxx line of op-amps have very impressive specs, but I haven’t tried them out yet I use it as a drop in replacement all the time for the That is my opinion of course, you may want 4558dv compare a few to get the sound you like.


NJM4558DD / JRC4558DD Original Japan, DIP8

How about spec sheet on the C, know of where it can be found? No – the is a dual op-amp.

Thanks for your help guys. I was surprised at datasheft difference at first, until I read the specs, then it all made sense The bar continues to raise, which is good for the ears.

Personally, I prefer Texas Instrument’s Excaliber series.

Thanks for posting this That’s about THE most common op-amp configuration. The LM does better through out the Freq range. GibsonianJan 28, Do you already have an account? Share This Page Tweet. Any of the plastic bodied DIP’s in this group will work? Its datashet very clean, clear and detailed in mid range up.

D Datasheet PDF – Dual Operational Amplifier – NJRC

I would like to compare. Mystic PixelJan 31, The National LM is a great chip. But does much much better from about 1kHz up for Distortion, noise, separation No, create an account now.


I was reading the specs on both chips. I have recapped an older Denon PRA preamp and am hoping to replace the opamps inside to further improve this oldie but goodie.


DD(IC) NTE Equivalent NTEA dual operational amp – Wholesale Electronics

GibsonianJan 29, I’m not too surprised by your findings. Log in or Sign up. I just upgraded my Entech dac to the LM and put some film bypass caps on 4558ds supply rails