[SBE-89-Alaska] Studio Hub "MJ-DASDEC"

Rich Parker richp at coastalaska.org
Tue Jan 9 18:58:02 PST 2024


Looks like a nice solution!
Catfish really is great at this stuff

Rich Parker
Director of Engineering
CoastAlaska, Inc.
360 Egan Dr.
Juneau, AK 99801
(907) 209 9620 (call or SMS)
(907) 463 6495 (Office - lv VM)


Get Outlook for Android<https://aka.ms/AAb9ysg>
________________________________
From: SBE-89-alaska <sbe-89-alaska-bounces at sea.sbe16.org> on behalf of Steve Hamlin via SBE-89-alaska <sbe-89-alaska at sea.sbe16.org>
Sent: Tuesday, January 9, 2024 3:23:57 PM
To: John Antonuk <jantonuk at yahoo.com>; SBE89 <sbe-89-alaska at sbe16.org>
Subject: Re: [SBE-89-Alaska] Studio Hub "MJ-DASDEC"


Three if you are moving up to the DASDEC-3 with up to 6 inputs (3 pairs, yes, still minis).



From: John Antonuk <jantonuk at yahoo.com>
Sent: Sunday, January 7, 2024 9:35 AM
To: SBE89 <sbe-89-alaska at sbe16.org>; Steve Hamlin <steve at coastalaska.org>
Subject: Fw: Studio Hub "MJ-DASDEC"



FYI,



It takes TWO of these to feed all four of the DASDEC inputs.



Each MJ-DASDEC takes 2 Studio Hub stereo analog +4dbm audio inputs and makes 2 mono analog 150 mV 3.5mm (1/8 inch) tip-ring-sleeve (TRS) mini plugs with the correct level for the cheesy computer audio line-in level jacks on the DASDEC monitor.  SH input #1 to TRS left and SH input #2 to TRS right.



Do not confuse this with the PROGRAM audio connections.  This is just the monitor inputs.



John Antonuk Technical Services


jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>

907-460-4288 cell







----- Forwarded Message -----

From: John Antonuk <jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>>

To: SBE89 <sbe-89-alaska at sbe16.org<mailto:sbe-89-alaska at sbe16.org>>; Steve Hamlin <steve at coastalaska.org<mailto:steve at coastalaska.org>>

Sent: Friday, January 5, 2024 at 08:08:41 PM AKST

Subject: Fw: Studio Hub "MJ-DASDEC"



All,





I am finally ordering one of these and it looks to be a great plug and play solution.



John Antonuk Technical Services


jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>



907-460-4288 cell





see previous message.....



----- Forwarded Message -----

From: John Antonuk <jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>>

To: SBE89 <sbe-89-alaska at sbe16.org<mailto:sbe-89-alaska at sbe16.org>>

Cc: Michael Dosch <answers at angryaudio.com<mailto:answers at angryaudio.com>>

Sent: Saturday, September 17, 2022 at 01:49:36 PM AKDT

Subject: DASDEC monitor inputs



Hi there,



Having struggled with the unbalanced, low level, split  left/right 3.5 mm plug for DASDEC monitor inputs I thought there must be a better way.



What if you could deliver +4 dbm balanced broadcast standard audio on an RJ45 with the Studio Hub standard and have it come out on a couple of 3.5 mm 3-conductor plugs at the correct "computer line in" level to feed the DASDEC?



No more crosstalk from accidentally connecting the "-" side of the balanced audio to ground, no more distortion from feeding +4 into a -10dbv input, no more cannibalizing mini-plug cords and rolling your own attenuator pads and building them out on barrier strips.





So I emailed Mike "Catfish" Dosch at Angry Audio.  He said he could do it for about $200 a pop.





----- Forwarded Message -----

From: John Antonuk <jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>>

To: SBE89 <sbe-89-alaska at sbe16.org<mailto:sbe-89-alaska at sbe16.org>>

Sent: Saturday, September 17, 2022 at 03:36:57 PM AKDT

Subject: Fw: Product idea - Studio Hub "MJ-DASDEC"



This is just on paper but Catfish must have been bored today so he actually sat down and made this schematic.

Cool, huh?



John





John Antonuk Technical Services


jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>

907-460-4288 cell







----- Forwarded Message -----

From: Angry Audio <answers at angryaudio.com<mailto:answers at angryaudio.com>>

To: John Antonuk <jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>>

Sent: Saturday, September 17, 2022 at 03:22:09 PM AKDT

Subject: Re: Product idea



Schematic attached.



Audio 1 pro balanced stereo or mono to J1

Audio 2 pro balanced stereo or mono to J2



Audio 1 summed and attenuated to J3 pair 1

Audio 2 summed and attenuated to J3 pair 2



If you plug in a StudioHub CABLE-MINIM into J3, you’ll get:



Audio 1 on the tip

Audio 2 on the ring

Shield referenced to the shield of your source equipment



What do you think?







On Sep 17, 2022, at 5:41 PM, John Antonuk <jantonuk at yahoo.com<mailto:jantonuk at yahoo.com>> wrote:



thanks for your interest.  I thought of you when I was trying to solve this and make it easy for entry level technical types to connect this and have it work correctly the first time ( on such an important system )


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