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    Sonos ZP-100 Custom Robinette Box for Headphones

    Well I finally managed to get all of the parts I needed and have been testing out various configurations.  Unfortunately, I am having a major issue with audible hiss, that I have been so far unable to resolve, and is even present when there is no music playing. My initial configuration was with...
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    Sonos ZP-100 Custom Robinette Box for Headphones

    The ZP-100 is a legacy product and is a standalone amp that one connects your own speakers to.  In my case a pair of bookshelf Klipsch Reference speakers.  Trueplay only applies to Sonos's own amplified speaker lineup, i.e. PLAY:1, PLAY:3 and PLAY:5. I did make a mistake with the grounding.  I...
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    Sonos ZP-100 Custom Robinette Box for Headphones

    I'm trying to put together a custom Robinette Box that will allow me to use headphones with my Sonos ZP-100 units. Sonos made the bizarre design decision to not put headphone jacks onto these units. I'm buying my wife a decent set of headphones for Christmas but now need to build an adapter box...
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    ColecoVision Internal Power Supply

    The datasheet makes absolutely no reference to a ground connection.  I emailed the manufacturer weeks ago but received no reply.  I alos spoke to Mouser tech support - not much use either to be honest as the tech just looked at the datasheet and had no other info.
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    ColecoVision Internal Power Supply

    Is there an easy way to tell or do I need to try and follow the traces?
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    ColecoVision Internal Power Supply

    eBay's a great source, also Kijiji can be quite successful to pick one up locally. If you're keen then also check out the most active ColecoVision forums over at http://www.atariage.com/forums/forum/115-colecovision-adam/.  There is also an active homebrew scene with some fantastic games being...
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    ColecoVision Internal Power Supply

    I am in the process of building an internal power supply mod for the 1980s ColecoVision games console. This is based on an open frame power supply with triple output (http://www.cincon.com/data/products/cfm2_1/CFM40D_T.pdf). I have built and tested a prototype unit and it works great, is much...
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