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Sound Reinforcement - Forums for Live Sound Professionals - Your Displayed Name Must Be Your Real Full Name To Post In The Live Sound Forums => The Basement => Topic started by: Frank Koenig on February 23, 2017, 02:07:46 PM

Title: Bluetooth Connected Data Logger?
Post by: Frank Koenig on February 23, 2017, 02:07:46 PM
I'm looking for a cheap (< $200), simple (1 or 2 channel) Bluetooth connected voltage data logger that I can read and control from an app on an Apple mobile device. Such a thing surely exists but I have had nothing but frustration searching for one. I would very much appreciate any leads. Thanks.

Best,

--Frank
Title: Re: Bluetooth Connected Data Logger?
Post by: Henry Cohen on February 23, 2017, 03:15:18 PM
I'm looking for a cheap (< $200), simple (1 or 2 channel) Bluetooth connected voltage data logger that I can read and control from an app on an Apple mobile device. Such a thing surely exists but I have had nothing but frustration searching for one. I would very much appreciate any leads. Thanks.

Does it have to Bluetooth? Plenty of options using WiFi protocol.
Title: Re: Bluetooth Connected Data Logger?
Post by: Frank Koenig on February 23, 2017, 03:27:44 PM
Does it have to Bluetooth? Plenty of options using WiFi protocol.

WiFi would be OK, too. But Bluetooth is my first choice. Less range but also less fuss. Thanks. -F
Title: Re: Bluetooth Connected Data Logger?
Post by: Aram Piligian on February 23, 2017, 04:11:04 PM
https://moosh.im/mooshimeter/

Haven't tried it, but it seems pretty cool!  Looks like it's around $137 on amazon.
Title: Re: Bluetooth Connected Data Logger?
Post by: Frank Koenig on February 23, 2017, 06:46:08 PM
https://moosh.im/mooshimeter/

Haven't tried it, but it seems pretty cool!  Looks like it's around $137 on amazon.

I may just have to order one. I'll sleep on it. Thanks so much. -F
Title: Re: Bluetooth Connected Data Logger?
Post by: Dave Scarlett on February 27, 2017, 09:41:36 AM
I have a couple of these I use in my day job:
https://www.lascarelectronics.com/data-loggers/

I haven't tried their Wi-Fi option but the basic USB loggers work great, available on line here:
https://www.dataq.com/products/lascar/el-usb/?source=googleel&gclid=CLCb24jBsNICFVa4wAoduSAC9A

Title: Re: Bluetooth Connected Data Logger?
Post by: Frank Koenig on February 27, 2017, 11:15:43 AM
I have a couple of these I use in my day job:
https://www.lascarelectronics.com/data-loggers/

Dave, thank you. The little OEM modules are nicely priced and might be good for some future projects.

For the current problem I went ahead and ordered a Mooshimeter, which I should get on Thursday. I'm probably more excited about it than I ought to be :) I'll let you all know how it works.

Best,

--Frank
Title: Re: Bluetooth Connected Data Logger?
Post by: Frank Koenig on March 02, 2017, 04:48:42 PM
I'll let you all know how it works.

I got the Mooshimeter -- and so far I'm in love. It's in a nice little package and came to life right away. Test leads (3), batteries, and a zippered case are included, but to do logging you need to supply a micro-SD card (~$20 for 32 GB). My only gripe so far, and this is very minor, is that the common and voltage banana jacks are on a diagonal and not at .75 in. spacing, so you can't use a double banana for the most common logging application. Current and resistance, however, are on .75 in. spaced jacks.

If you ask it to log it generates an email with a .csv file as an attachment, like this:

PCB: 008
ASM: 000
LOT: 00000
FW:  1477971088
CH1:  AMPS   10A
CH2:  VOLT   60V
SMPL: 0032 0125Hz
UTC TIME SEC  ,CH1 AMPS DC  ,CH2 VOLT DC 
1488489656.232,-1.442432E-05, 1.006439E-01,000470       
1488489656.666,-4.327297E-05, 1.009737E-01
1488489657.666,-1.923242E-05, 2.172455E000
1488489658.666,-3.365675E-05, 3.831762E000
1488489659.666,-2.884864E-05, 6.951432E000

It also has a graphing function in the app, which works like an oscilloscope in scroll mode, but as far as I know you can't get it to graph the logs. This would seem to be an obvious add-on. All for now.

Best,

--Frank

(http://Moshimeter.jpg)