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KVM Switch

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  • K Kevin Marois

    Can anyone recommend a KVM switch supports 5 computers and both mac and windows via USB3?

    If it's not broken, fix it until it is. Everything makes sense in someone's mind. Ya can't fix stupid.

    M Offline
    M Offline
    Member 14913875
    wrote on last edited by
    #17

    Take a look at PI KVM PiKVM - Open and cheap DIY IP-KVM on Raspberry Pi[^]

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    • D Dan Neely

      This is the 4 port one I bought 3 years ago: https://www.amazon.com/gp/product/B07CPLB6Y1/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1[^]

      Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

      R Offline
      R Offline
      Ravi Bhavnani
      wrote on last edited by
      #18

      I think I might order this for myself.  How's this unit working for you, Dan?  Do you find it reliable?  Have you encountered any issues or is there anything you don't like about it? Thanks, /ravi

      My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

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      • R Ravi Bhavnani

        I think I might order this for myself.  How's this unit working for you, Dan?  Do you find it reliable?  Have you encountered any issues or is there anything you don't like about it? Thanks, /ravi

        My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

        D Offline
        D Offline
        Dan Neely
        wrote on last edited by
        #19

        I've had no major complaints with it; but I'm also not using it to its fullest capacity. I'm not using the audio out feature, hooking the speakers connected to 1 system to it instead and changing audio to hdmi out would help with cable management a bit but's never gotten to the top of my todo list. I'm also not running it at full resolution (1680x1050); but in that case I didn't think saving a few dollars for a lower end model was worth it. The ancient screen I'm using will get retired someday. The only annoyance I have is that I hear USB dis/connect tones from the PC with the speakers attached when I switch. That might go away if I was using the audio support, but I've never gotten around to trying.

        Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

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        • D Dan Neely

          I've had no major complaints with it; but I'm also not using it to its fullest capacity. I'm not using the audio out feature, hooking the speakers connected to 1 system to it instead and changing audio to hdmi out would help with cable management a bit but's never gotten to the top of my todo list. I'm also not running it at full resolution (1680x1050); but in that case I didn't think saving a few dollars for a lower end model was worth it. The ancient screen I'm using will get retired someday. The only annoyance I have is that I hear USB dis/connect tones from the PC with the speakers attached when I switch. That might go away if I was using the audio support, but I've never gotten around to trying.

          Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

          R Offline
          R Offline
          Ravi Bhavnani
          wrote on last edited by
          #20

          Thanks again.

          Dan Neely wrote:

          I'm also not running it at full resolution (1680x1050)

          The product details indicate it supports a resolution up to 4096 x 2160 @ 60Hz.  I intend to use it with an ultra-wide (3440 x 1440) panel.  Perhaps your model is an older variant that max'd out at 1680 x 1050? /ravi

          My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

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          • R Ravi Bhavnani

            Thanks again.

            Dan Neely wrote:

            I'm also not running it at full resolution (1680x1050)

            The product details indicate it supports a resolution up to 4096 x 2160 @ 60Hz.  I intend to use it with an ultra-wide (3440 x 1440) panel.  Perhaps your model is an older variant that max'd out at 1680 x 1050? /ravi

            My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

            D Offline
            D Offline
            Dan Neely
            wrote on last edited by
            #21

            Ravi Bhavnani wrote:

            Perhaps your model is an older variant that max'd out at 1680 x 1050?

            Something like that. 2560x1600, but DL-DVI only. Theoretically over HDMI I should be able to do 1920x1200; but Windows is fanatically determined to prevent me from selecting that resolution and forces me to jump through the same set of hoops to force it after each reboot. The KVM's for secondary systems only so I just gave up.

            Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

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            • P Paul Sanders the other one

              Why do you need USB 3? Are you an incredibly fast typist? Paul Sanders http://www.alpinesoft.co.uk

              K Offline
              K Offline
              Kevin Marois
              wrote on last edited by
              #22

              I'm going to be connecting 1. My Windows PC which is one HDMI and one DVi 2. A Windows Laptop which has USB and one HDMI 3. A Mac which is USB only. and I have dual monitors CKL suppprt recommended this one [https://www.amazon.com/CKL-Keyboard-Peripherals-Computers-922HUA-3/dp/B08T61M7F3/ref=sr\_1\_8?crid=1PJU6AFL8SYWY&keywords=kvm%2Bswitch%2Bdual%2Bmonitor&qid=1650934091&sprefix=%2Caps%2C249&sr=8-8&th=1\](https://www.amazon.com/CKL-Keyboard-Peripherals-Computers-922HUA-3/dp/B08T61M7F3/ref=sr\_1\_8?crid=1PJU6AFL8SYWY&keywords=kvm%2Bswitch%2Bdual%2Bmonitor&qid=1650934091&sprefix=%2Caps%2C249&sr=8-8&th=1)

              If it's not broken, fix it until it is. Everything makes sense in someone's mind. Ya can't fix stupid.

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              • K Kevin Marois

                I'm going to be connecting 1. My Windows PC which is one HDMI and one DVi 2. A Windows Laptop which has USB and one HDMI 3. A Mac which is USB only. and I have dual monitors CKL suppprt recommended this one [https://www.amazon.com/CKL-Keyboard-Peripherals-Computers-922HUA-3/dp/B08T61M7F3/ref=sr\_1\_8?crid=1PJU6AFL8SYWY&keywords=kvm%2Bswitch%2Bdual%2Bmonitor&qid=1650934091&sprefix=%2Caps%2C249&sr=8-8&th=1\](https://www.amazon.com/CKL-Keyboard-Peripherals-Computers-922HUA-3/dp/B08T61M7F3/ref=sr\_1\_8?crid=1PJU6AFL8SYWY&keywords=kvm%2Bswitch%2Bdual%2Bmonitor&qid=1650934091&sprefix=%2Caps%2C249&sr=8-8&th=1)

                If it's not broken, fix it until it is. Everything makes sense in someone's mind. Ya can't fix stupid.

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                Paul Sanders the other one
                wrote on last edited by
                #23

                OK, I understand, but how does USB 3 come into it? Presumably, the USB ports you want to route through the KVM will be used solely for your mouse and keyboard, and they are slow devices and will work fine with any of the various USB standards that now exist. And if you want to plug the KVM into a USB 3 port on whichever machine(s) have one, because that's that's available to you, there's nothing to worry about. Those ports are backwards compatible, they won't mind a bit. So unless you know something that I don't, I would free yourself from that requirement, it will bring the cost right down. USB 3 is all about speeeeeeeeeeeeeeeed, it's aimed primarily at external drives / thumb drives, and I fervently hope that you are going to plug any such devices directly into a host port.

                Paul Sanders. "Life is a minestrone" - sure, but what does that actually mean? Oh wait, I get it. It means it's full of different bits and you have to savour them all. And so you do.
                And if you don't mind, a quick plug for my little one-man business. Follow the link if you're interested in ripping your vinyl collection: www.alpinesoft.co.uk.

                K 1 Reply Last reply
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                • P Paul Sanders the other one

                  OK, I understand, but how does USB 3 come into it? Presumably, the USB ports you want to route through the KVM will be used solely for your mouse and keyboard, and they are slow devices and will work fine with any of the various USB standards that now exist. And if you want to plug the KVM into a USB 3 port on whichever machine(s) have one, because that's that's available to you, there's nothing to worry about. Those ports are backwards compatible, they won't mind a bit. So unless you know something that I don't, I would free yourself from that requirement, it will bring the cost right down. USB 3 is all about speeeeeeeeeeeeeeeed, it's aimed primarily at external drives / thumb drives, and I fervently hope that you are going to plug any such devices directly into a host port.

                  Paul Sanders. "Life is a minestrone" - sure, but what does that actually mean? Oh wait, I get it. It means it's full of different bits and you have to savour them all. And so you do.
                  And if you don't mind, a quick plug for my little one-man business. Follow the link if you're interested in ripping your vinyl collection: www.alpinesoft.co.uk.

                  K Offline
                  K Offline
                  Kevin Marois
                  wrote on last edited by
                  #24

                  The Mac only has USB

                  If it's not broken, fix it until it is. Everything makes sense in someone's mind. Ya can't fix stupid.

                  P 1 Reply Last reply
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                  • K Kevin Marois

                    The Mac only has USB

                    If it's not broken, fix it until it is. Everything makes sense in someone's mind. Ya can't fix stupid.

                    P Offline
                    P Offline
                    Paul Sanders the other one
                    wrote on last edited by
                    #25

                    Sorry, I missed that in your post. So no HDMI? What a pain, but wouldn't you solve that by inserting a USB to HDMI adapter between the Mac and the KVM? Or am I missing something? You've not told us what kind of Mac it is. And if you want to get both your monitors hooked up, then it seems to me that you're going to have to extend that principle - i.e. attach suitable converter cables to your various computers to make them all generate an HDMI signal from both video outputs - then route said signals through a (dual HDMI port) KVM. That doesn't sound all that easy, and they might not all support two monitors anyway (although maybe you have already figured that bit out), but I don't see what else is going to work. What me? What do I do? I'm still using PS/2, but only because I have no choice (there, I just blew all my street cred).

                    Paul Sanders. "Life is a minestrone" - sure, but what does that actually mean? Oh wait, I get it. It means it's full of different bits and you have to savour them all. And so you do.
                    And if you don't mind, a quick plug for my little one-man business. Follow the link if you're interested in ripping your vinyl collection: www.alpinesoft.co.uk.

                    D 1 Reply Last reply
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                    • P Paul Sanders the other one

                      Sorry, I missed that in your post. So no HDMI? What a pain, but wouldn't you solve that by inserting a USB to HDMI adapter between the Mac and the KVM? Or am I missing something? You've not told us what kind of Mac it is. And if you want to get both your monitors hooked up, then it seems to me that you're going to have to extend that principle - i.e. attach suitable converter cables to your various computers to make them all generate an HDMI signal from both video outputs - then route said signals through a (dual HDMI port) KVM. That doesn't sound all that easy, and they might not all support two monitors anyway (although maybe you have already figured that bit out), but I don't see what else is going to work. What me? What do I do? I'm still using PS/2, but only because I have no choice (there, I just blew all my street cred).

                      Paul Sanders. "Life is a minestrone" - sure, but what does that actually mean? Oh wait, I get it. It means it's full of different bits and you have to savour them all. And so you do.
                      And if you don't mind, a quick plug for my little one-man business. Follow the link if you're interested in ripping your vinyl collection: www.alpinesoft.co.uk.

                      D Offline
                      D Offline
                      Dan Neely
                      wrote on last edited by
                      #26

                      Paul Sanders (the other one) wrote:

                      Sorry, I missed that in your post. So no HDMI? What a pain, but wouldn't you solve that by inserting a USB to HDMI adapter between the Mac and the KVM? Or am I missing something? You've not told us what kind of Mac it is.

                      This would be my suggestion as well. I would be surprised and impressed if the KVM was able to pull an HDMI/DP stream out of USB3 and pass it over to the HDMI to the monitor. My guess is you'll need a dongle like this to split the combined stream apart for the KVM to handle. https://www.amazon.com/Battony-Multiport-Converter-Charging-Compatible/dp/B0819KTP6M/?th=1[^]

                      Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

                      P 2 Replies Last reply
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                      • R Ravi Bhavnani

                        TrendNet seems to be a popular brand.

                        • Trendnet TK-803R 8-Port USB/Ps/2 Rack Mount Kvm Switch[^]

                        /ravi

                        My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

                        P Offline
                        P Offline
                        Peter Shaw
                        wrote on last edited by
                        #27

                        Trendnet are great kit, I have one on my server stack. 8 port one, bit of an older model these days, but has not let me down yet.

                        1 Reply Last reply
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                        • D Dan Neely

                          Ravi Bhavnani wrote:

                          Perhaps your model is an older variant that max'd out at 1680 x 1050?

                          Something like that. 2560x1600, but DL-DVI only. Theoretically over HDMI I should be able to do 1920x1200; but Windows is fanatically determined to prevent me from selecting that resolution and forces me to jump through the same set of hoops to force it after each reboot. The KVM's for secondary systems only so I just gave up.

                          Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

                          R Offline
                          R Offline
                          Ravi Bhavnani
                          wrote on last edited by
                          #28

                          Thanks again for your comments, Dan.  I just ordered the 4-port AV Access KVM[^]. /ravi

                          My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

                          1 Reply Last reply
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                          • D Dan Neely

                            Paul Sanders (the other one) wrote:

                            Sorry, I missed that in your post. So no HDMI? What a pain, but wouldn't you solve that by inserting a USB to HDMI adapter between the Mac and the KVM? Or am I missing something? You've not told us what kind of Mac it is.

                            This would be my suggestion as well. I would be surprised and impressed if the KVM was able to pull an HDMI/DP stream out of USB3 and pass it over to the HDMI to the monitor. My guess is you'll need a dongle like this to split the combined stream apart for the KVM to handle. https://www.amazon.com/Battony-Multiport-Converter-Charging-Compatible/dp/B0819KTP6M/?th=1[^]

                            Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

                            P Offline
                            P Offline
                            Paul Sanders the other one
                            wrote on last edited by
                            #29

                            Yeah, I'd be surprised (and impressed) too. Observation: I've been far too slow noticing this, but this is a classic [XY problem](https://en.wikipedia.org/wiki/XY\_problem) - i.e. proposing a solution instead of providing a clear description of what the actual goal is. And didn't we all fall for it? Just goes to show how much trouble doing that can cause Kevin, so please be aware of that for next time.

                            Paul Sanders. "Life is a minestrone" - which I take to mean that it's full of different bits and you should try to savour them all. I think that's pretty neat, I like that analogy. And now a message from our sponsor. If you don't mind, here's a quick plug for my little one-man business. Follow the link if you're interested in ripping your vinyl collection: www.alpinesoft.co.uk. Thanks.

                            1 Reply Last reply
                            0
                            • D Dan Neely

                              Paul Sanders (the other one) wrote:

                              Sorry, I missed that in your post. So no HDMI? What a pain, but wouldn't you solve that by inserting a USB to HDMI adapter between the Mac and the KVM? Or am I missing something? You've not told us what kind of Mac it is.

                              This would be my suggestion as well. I would be surprised and impressed if the KVM was able to pull an HDMI/DP stream out of USB3 and pass it over to the HDMI to the monitor. My guess is you'll need a dongle like this to split the combined stream apart for the KVM to handle. https://www.amazon.com/Battony-Multiport-Converter-Charging-Compatible/dp/B0819KTP6M/?th=1[^]

                              Did you ever see history portrayed as an old man with a wise brow and pulseless heart, weighing all things in the balance of reason? Is not rather the genius of history like an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful? --Zachris Topelius

                              P Offline
                              P Offline
                              Paul Sanders the other one
                              wrote on last edited by
                              #30

                              Yeah, I'd be surprised (and impressed) too. Observation: I've been far too slow catching on here, but this is a classic [XY problem](https://en.wikipedia.org/wiki/XY\_problem) - i.e. proposing a solution instead of providing a clear description of what the actual goal is. And didn't we all fall for it? Just goes to show how much trouble doing that can cause Kevin, so please be aware of that for next time, thanks.

                              Paul Sanders. "Life is a minestrone" - which I take to mean that it's full of different bits and you should try to savour them all. I think that's pretty neat, I like that analogy. And if you don't mind, here's a quick plug for my little one-man business. Follow the link if you're interested in ripping your vinyl collection: www.alpinesoft.co.uk. Thanks.

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