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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The other is in the output stage but I am not altogether certain it does much more than DC and LF duty That is my opinion of course, you may want to compare a few to get the sound you like.

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GibsonianJan 29, Any of the plastic bodied DIP’s in this group will work? Thanks for your help guys. But does much much better from about datasheft up for Distortion, noise, separation Personally, I prefer Texas Instrument’s Excaliber series. Several sources make it.

NJMDD / JRCDD Original Japan, DIP8 – Retroamplis

Share This Page Tweet. In any cese, if there is one to be replaced, this is the one look for it between the two blue bands that drive the tape loop and record out selectors.


The LM does better through out the Freq range.

Log in or Sign up. I was reading the specs on both chips. No, create an account now. Thanks for posting this I was surprised at the difference at first, until 4558fd read the specs, then it all made sense The National LM is a great chip.

Yes, my password is: I use it as a drop in replacement all the time for the I just upgraded my Entech dac to datasheeh LM and put some film bypass caps on the supply rails GibsonianJan 28, 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 You must log in or sign up to reply here. Do you already have an account?

(PDF) jrc4558dd Datasheet download

That’s about THE most common op-amp configuration. I would like to compare.


GibsonianFeb 3, More clarity, just as much bass but tighter. How about spec sheet on the C, know of where it can be found? Mystic PixelJan 31, Its sounds very clean, clear and detailed in mid range up.

DD Datasheet, PDF – Alldatasheet

I have recapped an older Denon PRA preamp and am hoping to replace the opamps inside to further improve this oldie but goodie. The bar continues to raise, which is good for the ears.

Your name or email address: No – the is a dual op-amp. Let me know your results, I may want to experiment with the LM as well. In the phono circuit some real oldies, uPCC’s, u is micro I cannot find any info.

I’m not too surprised by your findings. Anyone have any info.