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Aura5
New Member
Last Activity: 10-21-2014, 03:50 PM
Joined: 10-16-2014
Location: Oslo
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  • Re: EMU 1820M not working properly

    True...very true...in real life too, but we're never the less wiser for it may I add!
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  • Re: EMU 1820M not working properly

    Yes, these are the same brand caps found as on all the other models. I do remember reading somewhere that the 1616m cardbus version was released after the 1820 & 1210 models, so perhaps, EMU employed better engineering as you suggest?

    I did want to change both the caps & all the NJM2068 op amps to NE5532 as these have quite similar specs, except for higher GBW in 2068, while the NE5532 has slightly better slew rate. However, I just received a mail from someone who has actually done this mod, saying he couldn't find any worthwhile...
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    Last edited by Aura5; 10-18-2014, 05:48 PM.

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  • Re: EMU 1820M not working properly

    Thanks,I will do that as you've suggested. I could be wrong w.r,t sockets on both boards. It's quite difficult to get a good view of the lower board!

    B.t.w Strangely, this "bad caps" problem is reported mostly with 1820 & 1210s but none with 1616m cardbus/pci units! Could it be that these were manufactured after the other two hence have better caps? I could barely see these!

    All these units have NJM2608 op amps, so I thought I'd swap these to NE5532s at the same time. Now I gather that this would only give...
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    Last edited by Aura5; 10-18-2014, 05:15 AM.

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  • Re: EMU 1820M not working properly

    I had a closer look at my unit & see these pins are actually going into sockets on both boards! I had only access to to the top back side of the pcb & can see the socket soldered on to it, & not the pins!

    I just found these photos taken by another modder & it looks like he had actually desoldered or cut/bent these pins! Rather confusing!...
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    Last edited by Aura5; 10-17-2014, 09:28 AM.

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  • Re: EMU 1820M not working properly

    Thanks! The bottom part of the casing is U shaped with both the front & back panels seem to deattachable, but these have plexi glass in addition! All the sockets & controls are soldered on to the pcbs. However. I tried to pull the 3 volume knobs to no avail! Although these socketed pins are soldered on to their repective boards & connected via the male/female sockets. So I fear that it would be impossible to realign these once/if unsoldered!

    I searched for the service manual without success! They must have assembled this...
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    Last edited by Aura5; 10-17-2014, 02:21 AM.

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  • Re: EMU 1820M not working properly

    Hi All,
    I just registered myself after finding this forum to my great delight! It was indeed indeed very comforting to know that many haven't given up on there EMUs & still continue using it.

    I recently bought,unwittingly I must add, a nearly new [B]1616m cardbus[/B] version.The unit looks quite new & unused. Then I decided to change all the caps once & for all before start using it. However, I came upon a rather unusual problem!

    I am unable to diassemble it for the life of me! The problem is that...
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