Showing posts with label Aux. Show all posts
Showing posts with label Aux. Show all posts

Thursday, 9 March 2017

One tooth Bluetooth Aux tech!


I'd like to say it was the perfect storm, but it was all too ordinary in my world. Older tech meets new tech but it needs to engage in a ménage à trois to work. The partners in this salacious tryst are an older Kenwood stereo, a new Wet Sounds Bluetooth receiver and volume control, and a Scosche FM modulator. The Wet Sounds Bluetooth volume control is an interesting little device. Not only is it a Bluetooth receiver, but it controls the volume, you can stop it (in effect a mute control) and change tracks all in a very compact package.



Out of the box it can be mounted under a console with two screws or the into a console. I think for most boaters the through dash option is the cleanest install, and that's what I did. The compact size gives you a lot of placement options even with a busy console.

The install is a piece of cake. Drill a 7/8" hole where you want it to go. Remove the under console mounting part, add the gasket, and shove it into the hole.

The only issue I had with this part of the install is the mini ATC fuse holder is very close to the device. This is okay if you have good access, but in my case I could only get to it with one hand. The proverbial Brailer. My difficulty was in order to screw on the plastic locking nut the fuse has to be removed to get past it. Since I only had one hand available, trying to get that tiny little fuse back into it's holder was nigh on impossible.

With some mumbling I pulled the device out, severed the fuse holder, and replaced it with a butt connector. The fuse holder was then installed near the end of the wire where I could get at it. This wasn't a big deal but if I was dictator, the fuse holder would be at the end of the wire to provide a little more flexibility in mounting options, and potentially easier access for fuse replacement. 

The next hurdle is the audio cable connection. The device connection is a 1/8" stereo mini jack. My solution to manage this was a short cable splitter that has female RCA connectors. I picked up one at Radio Shack for about $6.00. There are online options to do this task for less cost if you plan ahead.

Where does the other end of the audio cable go? Good question. If the gods are kind your stereo has an AUX input you can plug them into. Or you can connect it to an amplifier if one is installed, and the inputs aren't being used, but this is unlikely. Or you can add a FM modulator which always works, and what I did. The last part of the install is to connect the power and ground wires, and you're done.

Here is the finished install. It's nestled under some gauges and above the radio's remote control. Now to make it do something.

By pressing down on the button and holding it for a few seconds you will see a second red LED light up on the other side and they will both blink. You have now entered the "Paired Zone."

Go to "settings" on your mobile device and find Bluetooth receiver WW-BT-VC. Do the pairing thingy and then play some tunes.

Tapping the knob down pauses or starts the music. One quick turn clockwise advances to the next track, and in the other direction backs up one track. Turn and hold the knob clockwise and the volume increases, and it decreases in the other direction. All of this is done without ever touching the phone or tablet.

How does it sound? Great, but in my case there was some nuance to be considered. You can overdrive the output. What's happening is I'm feeding a second device with the Wet Sounds unit, my FM Modulator. If it was just plugged directly into a stereo AUX input or an amp this likely wouldn't happen. In my case I turned the mobile device's volume down a fair bit. Then I set the radio to a little more than half of the volume I wanted. The Bluetooth receiver is used to make any further up or down volume adjustments.

It's a good device and I would buy another one. It costs about $99 online. This does much more than a basic Bluetooth receiver. It's built for the marine environment, the antenna is out in the open instead of being buried inside the console, it's easy for the DIY'er to install. and you can secure your phone so it's safe on those bouncy days. Good job Wet Sounds.

Like all things I talk about, this piece was unsolicited, based on my personal installation experience and no compensation was received or asked for.

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Tuesday, 28 February 2017

O Aux O Aux wherefore art thou Aux Creating a radio auxiliary input for your stereo when there isnt one A DYI project






The giddy bob above is one of my favorite problem solvers. The desired source of music for many owners is their Ipod, or Sirius and XM receivers. The problem is integrating them into an existing stereo system of a boat. Many vessel's stereos do not have an available auxiliary input available to use, and hence the Scosche solution (Don't ask me how to pronounce it!). This device is an FM modulator, and takes an audio input, and squirts the audio source directly into the radio via the antenna wire. This works much better than the wireless versions, and is much less prone to electrical interference. The little gray box can be set to several lower FM frequencies, and the sound fidelity is excellent. In this case, the wiring diagram below (click it for a better printable view) shows a satellite radio car kit system, and an Ipod both connected to the Scosche input. The caveat here is you can't play them both at the same time. I take that back, you can, but you will just hear both audio sources at the same time, and I suspect that this would be annoying, at least to me. But maybe "Mashers" could give it a try, and let me know what it sounds like. If your just doing a single device, you can use the little Ipod interface plug that comes with the unit.

















The Scosche modulator can get its power from the radio's power circuit (red wire, not yellow). It uses very little current. You unplug the radio's antenna wire, and plug it into the Schoche's female antenna connector. You then take the Scosche's male antenna connector, and plug it into the radio. Yep, the antenna still works as well as it ever did before.

Now what's left is to attach the new inputs. in the drawing, I show a splitter going into each L/R input. This is a single male RCA end, with two RCA females at the other end. This allows you to hook up two inputs to the Scosche box. Connected to the two pigtails are two cables, each with two RCA male connectors at one end, and an 1/8" mini jack at the other end, that allows connection to the Ipod, and or a Siruis/XM cradle. Pick a frequency on the box, set the radio to that frequency, plug in the Ipod, and you have tunes.

For satellite radio, I often use a car kit that allows owners to move the units from the car, to the boat. These car kits come with a non-marine antenna, 12VDC plug, cradle, and a cassette tape adapter. They sell for about $30.00. I throw away the cassette adapter thingy. I can usually find a hidden place inside to mount the antenna, and I glue it down with silcone, or similar non-3M 5200 goo. I purchase a 12VDC receptacle, and plug in the power adapter, and give it a couple of wraps with tape to keep it from shaking out. This can also be tied to the radio's power source (red wire, not yellow). A little note about the car style plugs for Ipods, and car kits. They transform  the 12VDC voltage to a lower level. If you cut the plug off, and wire it directly to 12VDC, you will cook your 4 gigabyte Ipod.

















Above is a typical install of a Sirius cradle, and a plug for the Ipod (there is an adapter cable for the Ipod that is not shown). Here is the link for the Scosche modulator below, and the cables can be purchased at Radio Shack or equal. Happy tunes to you.  http://www.scosche.com/products/sfID1/151/sfID2/159/sfID3/351/productID/417
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