Summing Devices

From Bose Portable PA Encyclopedia
Jump to navigation Jump to search
The Power Stands of the L1 Model 1S and L1 Model II have an analog input. This requires a MONO source. If you don't have a MONO source you can use a mixer or summing device.


Summing Devices

If you have a stereo source (and do not require the features of a mixer) then you can consider a summing device. Except where noted: the following notes are not specific recommendations or endorsements.

XLR stereo source

XLR outputs

If your source is two XLR jacks you can use something like this:

{{#Click:http://www.audiopile.net/products/Electronics/MCB-201/MCB-201_cutsheet.shtml%7CImage:MCB-201Input.png%7C300px%7CEWI MCB-201 2 Microphone Combiner}}{{#Click:http://www.audiopile.net/products/Electronics/MCB-201/MCB-201_cutsheet.shtml%7CImage:MCB-201Output.png%7C300px%7CEWI MCB-201 2 Microphone Combiner}}


EWI MCB-201 2 Microphone Combiner


The output side is XLR so you will also need a converter or cable that is XLR female to Balanced ¼ inch jack Tip-Ring-Sleeve.

{{#Click:http://www.audiopile.net/products/Mic_Instr_Cables/MP_Adaptor_Cbls/MP-105/MP-105_cutsheet.shtml%7CImage:XLRtoTRS.png%7C300px%7CFemale XLR to 1/4" Male TRS Balanced Adaptor Cable.}}

Female XLR to 1/4" Male TRS Balanced Adaptor Cable (audiopile.net)


⅛ (3.5 mm) stereo source

⅛ inch (3.5 mm) stereo jack

If your source is a ⅛ (3.5 mm) stereo jack you can use something like this:

{{#Click:http://whirlwindusa.com/catalog/black-boxes-effects-and-dis/transformers-isolation-devices/isopod%7CImage:WhirlwindIsopod.png%7C300px%7CWhirlwind Isopod.}}


Whirlwind Isopod


Template loop detected: Template:Summing Devices

Thanks to Richard Mills for the suggestion.

RCA stereo source

RCA Stereo

If your source is stereo RCA you can use something like this:

{{#Click:http://whirlwindusa.com/catalog/black-boxes-effects-and-dis/direct-boxes/pcdi%7CImage:WhirlwindpcDI.png%7C300px%7CWhirlwind pcDI.}}
Whirlwind pcDI

Template loop detected: Template:Summing Devices

OR

{{#Click:http://www.procosound.com/iface%7CImage:ProCoiFace.png%7C300px%7Cproco iFace.}}

ProCo iFace

Template loop detected: Template:Summing Devices


Thanks to Dan Rosebach for the suggestion.

Do It Yourself

You can find schematics to build your own here: Why Not Wye