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  3. Please shout louder - Android audio help needed! Zillions of rep-points to give away!

Please shout louder - Android audio help needed! Zillions of rep-points to give away!

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  • C Chris C B

    It seems, that due to being a competitive shootist in my earlier years, coupled with years of motor-cycling before the industry invented low wind-noise helmets, under domestic pressure I will now have to wear hearing aids. A recent hearing test shows that my hearing is OK at low frequencies, but tails off rapidly as the frequency increases. :(( I often listen to music in the evenings using my Stax or Sennheiser headphones, while MrsLadyWife watches TV, but I now need to shape the sound to match my hearing, as per the hearing aid graphs. I have a good graphic equalizer loaded on my Android, and some good headphones to go with it, so I need to be able to plug a Bluetooth or WiFi thingy into the RCA out from my pre-amp, and pick it up on my Android, and thus to the headphones. So - does the hive mind of CP have any suggestions of how I should set about this? What kind of 'thingy' do I need? I should point out that headphones cannot be used with the hearing aids I am currently evaluating, and anyway, the sound quality is very poor. Please shout your reply very loudly, or I won't hear you. :laugh:

    S Offline
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    Slacker007
    wrote on last edited by
    #6

    Equalizer --> Bluetooth Adapter --> Phone --> headphones --> your ears, seems like a lot of steps. More steps equal more areas for sound degradation? Bluetooth is getting better, but it still leaves me wanting more, sometimes.

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    • OriginalGriffO OriginalGriff

      Is this the kind of thing you are looking for: DigiFunk® - WiFi Wireless Audio Music Receiver: Amazon.co.uk: Electronics[^]?

      Bad command or file name. Bad, bad command! Sit! Stay! Staaaay...

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      Chris C B
      wrote on last edited by
      #7

      Thanks for that - I found it earlier, but I think it works the wrong way. I want a magic thingy that sucks music out of the pre-amp, digitizes it, and sends it to the Android, whereas that seems to take the Wi-Fi signal and push it to the HiFi RCA connector. :sigh:

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      • S Slacker007

        Equalizer --> Bluetooth Adapter --> Phone --> headphones --> your ears, seems like a lot of steps. More steps equal more areas for sound degradation? Bluetooth is getting better, but it still leaves me wanting more, sometimes.

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        Chris C B
        wrote on last edited by
        #8

        I agree about the degradation, but my ears are already pretty degraded. :laugh:

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        • C Chris C B

          It seems, that due to being a competitive shootist in my earlier years, coupled with years of motor-cycling before the industry invented low wind-noise helmets, under domestic pressure I will now have to wear hearing aids. A recent hearing test shows that my hearing is OK at low frequencies, but tails off rapidly as the frequency increases. :(( I often listen to music in the evenings using my Stax or Sennheiser headphones, while MrsLadyWife watches TV, but I now need to shape the sound to match my hearing, as per the hearing aid graphs. I have a good graphic equalizer loaded on my Android, and some good headphones to go with it, so I need to be able to plug a Bluetooth or WiFi thingy into the RCA out from my pre-amp, and pick it up on my Android, and thus to the headphones. So - does the hive mind of CP have any suggestions of how I should set about this? What kind of 'thingy' do I need? I should point out that headphones cannot be used with the hearing aids I am currently evaluating, and anyway, the sound quality is very poor. Please shout your reply very loudly, or I won't hear you. :laugh:

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          S Offline
          S Houghtelin
          wrote on last edited by
          #9

          Have you looked into the Bluetooth enabled hearing aids? You can connect directly to your device and hear the music fit to your hearing deficiencies. Headphones over hearing aids does not work very well.

          It was broke, so I fixed it.

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          • N Nathan Minier

            Honestly, this might be something that would be a good Raspberry PI project, since you'll also need to run an analog-to-digital conversion on the signal coming across the RCA. I'd be surprised if you could find a COTS product that will do what you want it to out of the box, at least not at a reasonable price. I'm afraid that I don't know enough about analog-to-digital processing to make a good recommendation on approach, though.

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            Chris C B
            wrote on last edited by
            #10

            Sorry - I don't indulge in the black arts, for fear of damning my eternal soul! :laugh: I do LOB/DB stuff.

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            • L Lost User

              PARDON! Please send me you Stax headphones (I already have the Sennheiser HD-650) It would appear you are not making best use of them. :-)

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              Chris C B
              wrote on last edited by
              #11

              I CAN'T HEAR YOU. SPEAK UP MAN!

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              • C Chris C B

                Thanks for that - I found it earlier, but I think it works the wrong way. I want a magic thingy that sucks music out of the pre-amp, digitizes it, and sends it to the Android, whereas that seems to take the Wi-Fi signal and push it to the HiFi RCA connector. :sigh:

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                L Offline
                Lost User
                wrote on last edited by
                #12

                Would SoundWire work for you? I'm not sure as I've never tried it, it uses a PC(with line-in) to digitise and send the audio, you should be able to equalise at the PC. Is your source mainly analogue?

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                • S Slacker007

                  Equalizer --> Bluetooth Adapter --> Phone --> headphones --> your ears, seems like a lot of steps. More steps equal more areas for sound degradation? Bluetooth is getting better, but it still leaves me wanting more, sometimes.

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                  Lost User
                  wrote on last edited by
                  #13

                  I don't think its possible to send audio via Bluetooth to a phone, Bluetooth has strict source/sink rules. Omit the phone and use Bluetooth headphones (which are getting much better, but not Stax better) and what you suggest would work.

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                  • L Lost User

                    I don't think its possible to send audio via Bluetooth to a phone, Bluetooth has strict source/sink rules. Omit the phone and use Bluetooth headphones (which are getting much better, but not Stax better) and what you suggest would work.

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                    Nagy Vilmos
                    wrote on last edited by
                    #14

                    Why not? I use hands-free via bluetooth in the car and, unless I'm missing something, that is sending audio to the phone.

                    veni bibi saltavi

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                    • N Nagy Vilmos

                      Why not? I use hands-free via bluetooth in the car and, unless I'm missing something, that is sending audio to the phone.

                      veni bibi saltavi

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                      Lost User
                      wrote on last edited by
                      #15

                      Isn't it a bit too early to be "On the Gin" Nagy? :-) Unless I'm missing something, aren't you sending audio from the phone via Bluetooth when doing hands-free. Unless you mean the voice command to do the dialling, in that case I'm not sure how that works, it must be Voodoo magic.

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                      • C Chris C B

                        Sorry - I don't indulge in the black arts, for fear of damning my eternal soul! :laugh: I do LOB/DB stuff.

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                        Nathan Minier
                        wrote on last edited by
                        #16

                        Same boat, but never afraid of playing with things that have wires! Soul was sold off for an excellent cheeseburger some years ago, though.

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                        • L Lost User

                          Isn't it a bit too early to be "On the Gin" Nagy? :-) Unless I'm missing something, aren't you sending audio from the phone via Bluetooth when doing hands-free. Unless you mean the voice command to do the dialling, in that case I'm not sure how that works, it must be Voodoo magic.

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                          Nagy Vilmos
                          wrote on last edited by
                          #17

                          No, you are missing something. I speak, this causes microphones fitted to the car to vibrate and create an electrical signal. The signal is transmitted to the phone via bluetooth and that sends it out through the cellular network. The callers inbound messages go from the phone via bluetooth to the car's audio system and out to the speakers.

                          veni bibi saltavi

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                          • N Nagy Vilmos

                            No, you are missing something. I speak, this causes microphones fitted to the car to vibrate and create an electrical signal. The signal is transmitted to the phone via bluetooth and that sends it out through the cellular network. The callers inbound messages go from the phone via bluetooth to the car's audio system and out to the speakers.

                            veni bibi saltavi

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                            Lost User
                            wrote on last edited by
                            #18

                            Oops :-o yes of course you are correct... I take back what I said about the gin. :-) All I can offer in my defence is that for HQ audio transfer we are usually taking about AVDTP, the voice link is a different part of the Bluetooth protocol and much lower quality.

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                            • S S Houghtelin

                              Have you looked into the Bluetooth enabled hearing aids? You can connect directly to your device and hear the music fit to your hearing deficiencies. Headphones over hearing aids does not work very well.

                              It was broke, so I fixed it.

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                              Darren_vms
                              wrote on last edited by
                              #19

                              Perhaps something like 7dayshop Fusion Pro Low latency Wireless Bluetooth Transmitter and Receiver Kit with aptX[^] Not used one myself but the reviews look good. /Darren

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                              • C Chris C B

                                It seems, that due to being a competitive shootist in my earlier years, coupled with years of motor-cycling before the industry invented low wind-noise helmets, under domestic pressure I will now have to wear hearing aids. A recent hearing test shows that my hearing is OK at low frequencies, but tails off rapidly as the frequency increases. :(( I often listen to music in the evenings using my Stax or Sennheiser headphones, while MrsLadyWife watches TV, but I now need to shape the sound to match my hearing, as per the hearing aid graphs. I have a good graphic equalizer loaded on my Android, and some good headphones to go with it, so I need to be able to plug a Bluetooth or WiFi thingy into the RCA out from my pre-amp, and pick it up on my Android, and thus to the headphones. So - does the hive mind of CP have any suggestions of how I should set about this? What kind of 'thingy' do I need? I should point out that headphones cannot be used with the hearing aids I am currently evaluating, and anyway, the sound quality is very poor. Please shout your reply very loudly, or I won't hear you. :laugh:

                                M Offline
                                M Offline
                                Manfred Rudolf Bihy
                                wrote on last edited by
                                #20

                                Chris C-B wrote:

                                while MrsLadyWife watches TV

                                What exactly is MrSirWife then, or rather, do I even want to know? ;P Cheers!

                                "I had the right to remain silent, but I didn't have the ability!"

                                Ron White, Comedian

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                                • L Lost User

                                  Oops :-o yes of course you are correct... I take back what I said about the gin. :-) All I can offer in my defence is that for HQ audio transfer we are usually taking about AVDTP, the voice link is a different part of the Bluetooth protocol and much lower quality.

                                  C Offline
                                  C Offline
                                  Chris C B
                                  wrote on last edited by
                                  #21

                                  Display Name Taken wrote:

                                  I take back what I said about the gin. :)

                                  No, no! That's the only bit you got right! :laugh:

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                                  • S S Houghtelin

                                    Have you looked into the Bluetooth enabled hearing aids? You can connect directly to your device and hear the music fit to your hearing deficiencies. Headphones over hearing aids does not work very well.

                                    It was broke, so I fixed it.

                                    C Offline
                                    C Offline
                                    Chris C B
                                    wrote on last edited by
                                    #22

                                    Yes - and they are pretty poor, and most of them seem to be earbuds-on-a-curved-stick type, and I like full covering headphones.

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                                    • D Darren_vms

                                      Perhaps something like 7dayshop Fusion Pro Low latency Wireless Bluetooth Transmitter and Receiver Kit with aptX[^] Not used one myself but the reviews look good. /Darren

                                      C Offline
                                      C Offline
                                      Chris C B
                                      wrote on last edited by
                                      #23

                                      You, Sir, are a star. That is just the kind of magic thingy I was looking for. At 20 quid it is definitely worth a punt. In fact, I shall probably get a pair, and use the second one for the few occasions I watch the telly, when MrsLadyWife™ complains I need the volume too high. It actually looks rather as if it is a modified hands free job, as per the Nagy Vilmos post. Have a zillion rep-points (or a very small part thereof). :laugh:

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                                      • L Lost User

                                        I don't think its possible to send audio via Bluetooth to a phone, Bluetooth has strict source/sink rules. Omit the phone and use Bluetooth headphones (which are getting much better, but not Stax better) and what you suggest would work.

                                        R Offline
                                        R Offline
                                        Rage
                                        wrote on last edited by
                                        #24

                                        Display Name Taken wrote:

                                        I don't think its possible to send audio via Bluetooth to a phone

                                        I am doing that every day in my car. My phone is seen like a storage media over Bluetooth by the car sound system.

                                        Do not escape reality : improve reality !

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                                        • C Chris C B

                                          You, Sir, are a star. That is just the kind of magic thingy I was looking for. At 20 quid it is definitely worth a punt. In fact, I shall probably get a pair, and use the second one for the few occasions I watch the telly, when MrsLadyWife™ complains I need the volume too high. It actually looks rather as if it is a modified hands free job, as per the Nagy Vilmos post. Have a zillion rep-points (or a very small part thereof). :laugh:

                                          D Offline
                                          D Offline
                                          Darren_vms
                                          wrote on last edited by
                                          #25

                                          I hope the device lives up to the reviews, Let me know how it works out for you. /Darren

                                          1 Reply Last reply
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