Atom Feed - Twisted Pear Audio Support - Forum:Darwin Source SelectorTwisted Pear Audio Support - Atom Feedurn:twistedpearaudio-com:AtomFeed:TwistedPearAudioSupport:Forum:DarwinSourceSelector:1Copyright 2024 Twisted Pear Audio Support2024-03-29T12:37:36Zhttp://www.twistedpearaudio.com/forum/Images/YAFLogo.pngForum Adminhttp://www.twistedpearaudio.comfeedback@twistedpearaudio.comhayo1991http://www.twistedpearaudio.com/forum/profile/2963-hayo1991hayo1991http://www.twistedpearaudio.com/forum/profile/2963-hayo1991laurethttp://www.twistedpearaudio.com/forum/profile/1852-lauretUncle Olafhttp://www.twistedpearaudio.com/forum/profile/860-Uncle-OlafBrian Doneganhttp://www.twistedpearaudio.com/forum/profile/8-Brian-DoneganBrian Doneganhttp://www.twistedpearaudio.com/forum/profile/8-Brian-Doneganbiellishttp://www.twistedpearaudio.com/forum/profile/100-biellisRuss Whitehttp://www.twistedpearaudio.com/forum/profile/9-Russ-Whitefrancolargohttp://www.twistedpearaudio.com/forum/profile/116-francolargoBrian Doneganhttp://www.twistedpearaudio.com/forum/profile/8-Brian-DoneganMrMajestichttp://www.twistedpearaudio.com/forum/profile/125-MrMajesticMrMajestichttp://www.twistedpearaudio.com/forum/profile/125-MrMajesticBrian Doneganhttp://www.twistedpearaudio.com/forum/profile/8-Brian-DoneganYetAnotherForum.NETurn:twistedpearaudio-com:ftTopics:st1:tid1204:lmid6147:1Question about Darwin<table class="content postContainer_Alt" width="100%"><tr><td>I was wondering if it's possible to use only one output of the Darwin.<br />Also, do you know if/when the Darwin becomes available again?<br /> <br />Thank you.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m6147-Question-about-Darwin#post6147" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2010-07-19T05:26:11-07:002010-07-19T05:26:11-07:00hayo1991<table class="content postContainer_Alt" width="100%"><tr><td>I was wondering if it's possible to use only one output of the Darwin.<br />Also, do you know if/when the Darwin becomes available again?<br /> <br />Thank you.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m6147-Question-about-Darwin#post6147" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid998:lmid5397:1Availability?<table class="content postContainer_Alt" width="100%"><tr><td>I was wondering this as well, if there will be another PCB run for the Darwin or maybe a successor?<br /></td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m5397-Availability#post5397" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2010-04-06T06:47:16-07:002010-04-06T06:47:16-07:00lauret<table class="content postContainer_Alt" width="100%"><tr><td>I was wondering this as well, if there will be another PCB run for the Darwin or maybe a successor?<br /></td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m5397-Availability#post5397" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid604:lmid2520:1Values of resistors and diode type for Darwin<table class="content postContainer_Alt" width="100%"><tr><td>Hey Brian, <br /><br /><br /> Thanks for the details. I should have most of the parts already... <br /><br /><br />Cheers, Jon </td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m2520-Values-of-resistors-and-diode-type-for-Darwin#post2520" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2009-03-30T17:49:56-07:002009-03-30T17:49:56-07:00Uncle Olaf<table class="content postContainer_Alt" width="100%"><tr><td>Hey Brian, <br /><br /><br /> Thanks for the details. I should have most of the parts already... <br /><br /><br />Cheers, Jon </td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m2520-Values-of-resistors-and-diode-type-for-Darwin#post2520" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid336:lmid1344:1Just placed an order for the Darwin and I have a few questions.<table class="content postContainer_Alt" width="100%"><tr><td><div class="quote"><span class="quotetitle">Quote:</span><blockquote>Question #1<br /><br />Can you guys fix the links on the Darwin page for:<br /><br />Kit Contents<br /><br />Control Wiring Diagram<br /><br />Input/Output Wiring Diagram<br /><br />The first gets an error the other two redirect back to you home page.</div></div><br /><br />Yes. Will fix the links today.<br /><br /><div class="quote"><span class="quotetitle">Quote:</span><blockquote>Question #2<br /><br />Can I use a 5v wallwart for this? If yes what would be a good suggestion?</div></div><br /><br />Any wallwart with 4.5V-5.5V DC output and >100mA should be fine. I have no recommendation as I have not used one for it, but there should be about countless choices. Noise is not an issue as you are just powering relay coils.<br /><br /><br /></td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1344-Just-placed-an-order-for-the-Darwin-and-I-have-a-few-questions#post1344" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2008-09-05T09:35:01-07:002008-09-05T09:35:01-07:00Brian Donegan<table class="content postContainer_Alt" width="100%"><tr><td><div class="quote"><span class="quotetitle">Quote:</span><blockquote>Question #1<br /><br />Can you guys fix the links on the Darwin page for:<br /><br />Kit Contents<br /><br />Control Wiring Diagram<br /><br />Input/Output Wiring Diagram<br /><br />The first gets an error the other two redirect back to you home page.</div></div><br /><br />Yes. Will fix the links today.<br /><br /><div class="quote"><span class="quotetitle">Quote:</span><blockquote>Question #2<br /><br />Can I use a 5v wallwart for this? If yes what would be a good suggestion?</div></div><br /><br />Any wallwart with 4.5V-5.5V DC output and >100mA should be fine. I have no recommendation as I have not used one for it, but there should be about countless choices. Noise is not an issue as you are just powering relay coils.<br /><br /><br /></td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1344-Just-placed-an-order-for-the-Darwin-and-I-have-a-few-questions#post1344" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid293:lmid1274:1Single output wiring<table class="content postContainer_Alt" width="100%"><tr><td>Just hardwire the ground triggers for the two output relays.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1274-Single-output-wiring#post1274" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2008-07-29T10:30:40-07:002008-07-29T10:30:40-07:00Brian Donegan<table class="content postContainer_Alt" width="100%"><tr><td>Just hardwire the ground triggers for the two output relays.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1274-Single-output-wiring#post1274" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid285:lmid1086:1Darwin and Uber controller<table class="content postContainer_Alt" width="100%"><tr><td>Russ or Brian,<br />Will the existing Darwin worked with the planned Uber controller. I could purchase it now and add Uber and Joshua replacement when they are available.<br /><br />Thanks<br />Bill</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1086-Darwin-and-Uber-controller#post1086" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2008-05-14T17:09:10-07:002008-05-14T17:09:10-07:00biellis<table class="content postContainer_Alt" width="100%"><tr><td>Russ or Brian,<br />Will the existing Darwin worked with the planned Uber controller. I could purchase it now and add Uber and Joshua replacement when they are available.<br /><br />Thanks<br />Bill</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1086-Darwin-and-Uber-controller#post1086" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid273:lmid1018:1Channel Leakage?<table class="content postContainer_Alt" width="100%"><tr><td>Hello,<br /><br />Sorry I missed this until now.<br /><br />I am not sure exactly what is happening, but I can suggest lowing the values of the resistors to GND at the inputs. This may help keep inputs that should be off at GND potential.<br /><br />Cheers!<br />Russ</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1018-Channel-Leakage#post1018" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2008-04-18T20:04:02-07:002008-04-18T20:04:02-07:00Russ White<table class="content postContainer_Alt" width="100%"><tr><td>Hello,<br /><br />Sorry I missed this until now.<br /><br />I am not sure exactly what is happening, but I can suggest lowing the values of the resistors to GND at the inputs. This may help keep inputs that should be off at GND potential.<br /><br />Cheers!<br />Russ</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m1018-Channel-Leakage#post1018" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid238:lmid849:1Darwin as a SPDIF switcher<table class="content postContainer_Alt" width="100%"><tr><td>Thanks so much, Russ! ...will implement...<br /><br />By using pins 2 and 7 on the relay I have one Darwin board switching each of 6 channels between two inputs - one SE, one balanced. Obviously, it's an either-or source selection and the individual balanced grounds do not switch. Although not elegant, soldering to the tails of the relay pins was straightforward and unwanted circuit traces are adequately spaced to be easily cut. I still have lots to build before I get to hear the results...<br /><br />Your generous advice is much appreciated!</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m849-Darwin-as-a-SPDIF-switcher#post849" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2008-03-08T15:56:56-07:002008-03-08T15:56:56-07:00francolargo<table class="content postContainer_Alt" width="100%"><tr><td>Thanks so much, Russ! ...will implement...<br /><br />By using pins 2 and 7 on the relay I have one Darwin board switching each of 6 channels between two inputs - one SE, one balanced. Obviously, it's an either-or source selection and the individual balanced grounds do not switch. Although not elegant, soldering to the tails of the relay pins was straightforward and unwanted circuit traces are adequately spaced to be easily cut. I still have lots to build before I get to hear the results...<br /><br />Your generous advice is much appreciated!</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m849-Darwin-as-a-SPDIF-switcher#post849" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid227:lmid751:1Darwin SE/Bal & JT<table class="content postContainer_Alt" width="100%"><tr><td>You want to wire the entire setup as if each input was balanced, so use one Darwin board and one JT relay board per channel. For balanced inputs, wire each input with + GND and -. For SE, just wire + and GND, leaving - empty. <br /><br />If you want to control volume for both outputs, you can place the JT in the loop out/in of the Darwin boards.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m751-Darwin-SE-Bal-and-JT#post751" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2008-02-11T10:08:36-07:002008-02-11T10:08:36-07:00Brian Donegan<table class="content postContainer_Alt" width="100%"><tr><td>You want to wire the entire setup as if each input was balanced, so use one Darwin board and one JT relay board per channel. For balanced inputs, wire each input with + GND and -. For SE, just wire + and GND, leaving - empty. <br /><br />If you want to control volume for both outputs, you can place the JT in the loop out/in of the Darwin boards.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m751-Darwin-SE-Bal-and-JT#post751" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid179:lmid613:1Dual Darwins?<table class="content postContainer_Alt" width="100%"><tr><td><div class="quote"><span class="quotetitle">Brian Donegan wrote:</span><blockquote>I can't think of a reason that would not work. That is a whole lot of ins and outs.<br /><br />In fact, if you jumper the loop connectors as well, you could have 8 ins and 8 outs. Really, depending on how you wire the relays/switches, you could have any combination of ins and outs totaling 16.</div></div><br /><br />Yeah I know its a lot of ins and outs, but you can never have too many :) I will probably go for 4 SE ins and outs plus 2 balanced of each.<br /><br />By the way, is it possible to order just the board, audio connectors, jumpers and IDC connectors? I will most likely not need the full kits for all of the boards.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m613-Dual-Darwins#post613" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2007-10-30T15:06:10-07:002007-10-30T15:06:10-07:00MrMajestic<table class="content postContainer_Alt" width="100%"><tr><td><div class="quote"><span class="quotetitle">Brian Donegan wrote:</span><blockquote>I can't think of a reason that would not work. That is a whole lot of ins and outs.<br /><br />In fact, if you jumper the loop connectors as well, you could have 8 ins and 8 outs. Really, depending on how you wire the relays/switches, you could have any combination of ins and outs totaling 16.</div></div><br /><br />Yeah I know its a lot of ins and outs, but you can never have too many :) I will probably go for 4 SE ins and outs plus 2 balanced of each.<br /><br />By the way, is it possible to order just the board, audio connectors, jumpers and IDC connectors? I will most likely not need the full kits for all of the boards.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m613-Dual-Darwins#post613" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid178:lmid606:1Darwin ground sharing<table class="content postContainer_Alt" width="100%"><tr><td><div class="quote"><span class="quotetitle">Brian Donegan wrote:</span><blockquote>I would avoid tying your signal ground to the chassis ground if at all possible. The grounds are already shared on the Darwin board(s).</div></div><br /><br />Yeah, thats what I was thinking, just wanted to make sure. Thanks.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m606-Darwin-ground-sharing#post606" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2007-10-23T14:35:40-07:002007-10-23T14:35:40-07:00MrMajestic<table class="content postContainer_Alt" width="100%"><tr><td><div class="quote"><span class="quotetitle">Brian Donegan wrote:</span><blockquote>I would avoid tying your signal ground to the chassis ground if at all possible. The grounds are already shared on the Darwin board(s).</div></div><br /><br />Yeah, thats what I was thinking, just wanted to make sure. Thanks.</td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m606-Darwin-ground-sharing#post606" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>urn:twistedpearaudio-com:ftTopics:st1:tid109:lmid558:1In/Out LEDs and loop questions.<table class="content postContainer_Alt" width="100%"><tr><td>I have updated the Darwin Control Wiring diagram to include the addition of LEDs.<br /><br /><a target="_blank" rel="nofollow" href="http://www.twistedpearaudio.com/docs/Control_Wiring.pdf" title="http://www.twistedpearaudio.com/docs/Control_Wiring.pdf">HERE</a><br /><br />You will need to calculate the value of your resistors based on the LED you decide to use. If you Google for "LED CALCULATOR" you should find a few hundred tools to help you out. <br /><br />It is possible to use a single resistor if you are sure you will only have one LED lit at a time. This is just one possible implementation, but hopefully it conveys the idea.<br /><br /></td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m558-In-Out-LEDs-and-loop-questions#post558" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>2007-09-11T11:40:54-07:002007-09-11T11:40:54-07:00Brian Donegan<table class="content postContainer_Alt" width="100%"><tr><td>I have updated the Darwin Control Wiring diagram to include the addition of LEDs.<br /><br /><a target="_blank" rel="nofollow" href="http://www.twistedpearaudio.com/docs/Control_Wiring.pdf" title="http://www.twistedpearaudio.com/docs/Control_Wiring.pdf">HERE</a><br /><br />You will need to calculate the value of your resistors based on the LED you decide to use. If you Google for "LED CALCULATOR" you should find a few hundred tools to help you out. <br /><br />It is possible to use a single resistor if you are sure you will only have one LED lit at a time. This is just one possible implementation, but hopefully it conveys the idea.<br /><br /></td></tr></table><table><tr><td><a href="http://www.twistedpearaudio.com/forum/posts/m558-In-Out-LEDs-and-loop-questions#post558" ><img src="http://www.twistedpearaudio.com/forum/Themes/GreyGrey/icon_newest_reply.png" alt ="Go to last post" title ="Go to last post" /></a></td></tr><table>