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Hoffman Amps Forum image Author Topic: foot switch jack  (Read 2241 times)

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Offline Bugman3183

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foot switch jack
« on: November 11, 2013, 09:11:39 am »
Hello all, I recently finished a cab for an 18 watt tmb I built a while ago that had a Cascade switch on a dpdt on the front panel.   Before I install the amp I wanted to make the Cascade mode  foot switchable.  Unfortunately I know absolutely nothing about relays, but I have gone through the archives and gathered information and more I'm ready to give it a shot.   The thing I can't seem to figure out is what kind of Jack to use for the foot switch.   Any help would be greatly appreciated and sorry for the lengthy post.  Thanks
Well, you know....sometimes you gotta race.

Offline sluckey

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Re: foot switch jack
« Reply #1 on: November 11, 2013, 09:48:06 am »
I would use a Marshall style 1/4" phone jack that has the sleeve isolated from ground.
A schematic, layout, and hi-rez pics are very useful for troubleshooting your amp. Don't wait to be asked. JUST DO IT!

Offline Bugman3183

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Re: foot switch jack
« Reply #2 on: November 11, 2013, 09:54:30 am »
Cool,  thanks.   Does it matter whether it's mono or stereo?
Well, you know....sometimes you gotta race.

Offline sluckey

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Re: foot switch jack
« Reply #3 on: November 11, 2013, 10:19:10 am »
No. Either will work but since you will only have one switch the mono jack is all you need.
A schematic, layout, and hi-rez pics are very useful for troubleshooting your amp. Don't wait to be asked. JUST DO IT!

Offline HotBluePlates

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Re: foot switch jack
« Reply #4 on: November 11, 2013, 10:19:29 am »
Do you have 1 function or 2 for the footswitch?

If you only have one thing to turn on/off, mono is fine. If you have 2 different things to turn on/off (with separate switches), use a stereo jack.

If you think you might need 2 switches in the future, get a stereo jack, as it can still be used in mono mode.

Offline Bugman3183

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Re: foot switch jack
« Reply #5 on: November 11, 2013, 10:31:05 am »
Great!   Thanks a lot for the info.   Now I finally order my part.
Well, you know....sometimes you gotta race.

 


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