CIRCUIT BENDING ... Mini forum in a single thread !!!
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- KVRian
- 1422 posts since 16 Jan, 2004 from Minneapolis, MN.
It's not really a bend, but I did 'roll my own' Variable Resistance Box with some switches that Reed sent up to me this week.

Inside of her noggin are two 12 position switches with resistors ranging from 2.2ohms to 2.2megaohms. Two screws are located on her neck for attaching test leads (the Frankenstein look was just too tempting, f**k Bannana Jacks and professionalism!:lol:)
For a whole shit-ton of pictures of the process that it took to make Sally, I have a photobucket album ripe for the pillaging.
...and if you get off on the sounds of a crappy keyboard going thru pitches, pop on over to my portfolio.

Inside of her noggin are two 12 position switches with resistors ranging from 2.2ohms to 2.2megaohms. Two screws are located on her neck for attaching test leads (the Frankenstein look was just too tempting, f**k Bannana Jacks and professionalism!:lol:)
For a whole shit-ton of pictures of the process that it took to make Sally, I have a photobucket album ripe for the pillaging.
...and if you get off on the sounds of a crappy keyboard going thru pitches, pop on over to my portfolio.
I've recorded over 400 answering machines - the Best Of recordings are available for use and can be found here:
https://answerphone.tumblr.com/
https://answerphone.tumblr.com/
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- KVRist
- 333 posts since 18 Aug, 2004
Just curious - why Variable Resistance Box, instead of variable resistor? Repeatability?
Trying to change the world by posting on a forum is like crying on the Sun to put it out.
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- KVRian
- 1422 posts since 16 Jan, 2004 from Minneapolis, MN.
...Eh?Squonk wrote:Just curious - why Variable Resistance Box, instead of variable resistor? Repeatability?
Please explain.
I've recorded over 400 answering machines - the Best Of recordings are available for use and can be found here:
https://answerphone.tumblr.com/
https://answerphone.tumblr.com/
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- KVRist
- 333 posts since 18 Aug, 2004
I'll try!
You guys are talking about using decade boxes, like in your post about Sally above. I was just curious why you'd go to the bother of making a decade box when you could just use a variable resistor instead.
>>edit
Generally you'd use a decade box when you wanted precise & repeatable values, but it doesn't seem like you do in this application.
I thought I might be missing something...
You guys are talking about using decade boxes, like in your post about Sally above. I was just curious why you'd go to the bother of making a decade box when you could just use a variable resistor instead.
>>edit
Generally you'd use a decade box when you wanted precise & repeatable values, but it doesn't seem like you do in this application.
I thought I might be missing something...
Trying to change the world by posting on a forum is like crying on the Sun to put it out.
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- KVRAF
- 2135 posts since 12 Jul, 2004 from Brave New World
the variable resistance box is for testing - to see which resistance best suits the bend. once that resistance has been established a resistor (or series of) can be added to the bend to create the desired effect.
to do this with a variable resistor you'd have to pull out your meter and do the math... ultimately a bigger headache.
to do this with a variable resistor you'd have to pull out your meter and do the math... ultimately a bigger headache.
"Duct tape is like the force. It has a light side, a dark side, and it holds the universe together...." -Carl Zwanzig
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- KVRist
- 333 posts since 18 Aug, 2004
What math?intel wrote:the variable resistance box is for testing - to see which resistance best suits the bend. once that resistance has been established a resistor (or series of) can be added to the bend to create the desired effect.
to do this with a variable resistor you'd have to pull out your meter and do the math... ultimately a bigger headache.
Seems a lot of buggering about to me when you could use a 1 meg pot, and meter it with a £5 AVO afterwards
Trying to change the world by posting on a forum is like crying on the Sun to put it out.
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- KVRian
- 1422 posts since 16 Jan, 2004 from Minneapolis, MN.
The reason I made the 'box is to test precise and repetable values. Each of the switch contacts connects to resistor - The resulting current is sent out the output jack. The resistor values are as follows:Squonk wrote:I'll try!
You guys are talking about using decade boxes, like in your post about Sally above. I was just curious why you'd go to the bother of making a decade box when you could just use a variable resistor instead.
>>edit
Generally you'd use a decade box when you wanted precise & repeatable values, but it doesn't seem like you do in this application.
I thought I might be missing something...
2.2ohms
10ohms
22ohms
51ohms
100ohms
220ohms
470ohms
820ohms
1.5kohms
2.2kohms
3.3kohms
5.1kohms
6.8kohms
12kohms
27kohms
39kohms
56kohms
82kohms
120kohms
270kohms
470kohms
1megohm
1.5megohm
2.2megohm
An AVO dosent' sound like a bad idea and if I decide to make another Test Box, then I might opt for it. However, I'm quite satisfied with my adorable little assistant for the moment.
I've never even heard of the damn thing. If you don't mind tearing it apart, I suggest you do so and let us know if you find any bends.Squonk wrote:Oh, and does anyone have any bends for a Yam DD7 Super Session Player?
I've recorded over 400 answering machines - the Best Of recordings are available for use and can be found here:
https://answerphone.tumblr.com/
https://answerphone.tumblr.com/
- Beware the Quoth
- 35434 posts since 4 Sep, 2001 from R'lyeh Oceanic Amusement Park and Funfair
There's quite a lot of the Yamaha DD's been done. The bugbrand guy did a DD7, you could maybe email him and ask.Squonk wrote:Oh, and does anyone have any bends for a Yam DD7 Super Session Player?
http://www.bugbrand.co.uk/pages/circuitbent.htm
An idiot on Set Theory:
"In some cases there is an object called red that contains everything that is red. In much the same way a pot is a plate."
"In some cases there is an object called red that contains everything that is red. In much the same way a pot is a plate."
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- KVRist
- 333 posts since 18 Aug, 2004
Ah, OK. I get it._oswald wrote:The reason I made the 'box is to test precise and repetable values. Each of the switch contacts connects to resistor - The resulting current is sent out the output jack. The resistor values are as follows:Squonk wrote:I'll try!
You guys are talking about using decade boxes, like in your post about Sally above. I was just curious why you'd go to the bother of making a decade box when you could just use a variable resistor instead.
>>edit
Generally you'd use a decade box when you wanted precise & repeatable values, but it doesn't seem like you do in this application.
I thought I might be missing something...
2.2ohms
10ohms
22ohms
51ohms
100ohms
220ohms
470ohms
820ohms
1.5kohms
2.2kohms
3.3kohms
5.1kohms
6.8kohms
12kohms
27kohms
39kohms
56kohms
82kohms
120kohms
270kohms
470kohms
1megohm
1.5megohm
2.2megohm
An AVO dosent' sound like a bad idea and if I decide to make another Test Box, then I might opt for it. However, I'm quite satisfied with my adorable little assistant for the moment.![]()
Trying to change the world by posting on a forum is like crying on the Sun to put it out.
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- KVRist
- 333 posts since 18 Aug, 2004
Thanks Mr Rabbyt.whyterabbyt wrote:There's quite a lot of the Yamaha DD's been done. The bugbrand guy did a DD7, you could maybe email him and ask.Squonk wrote:Oh, and does anyone have any bends for a Yam DD7 Super Session Player?
http://www.bugbrand.co.uk/pages/circuitbent.htm
Trying to change the world by posting on a forum is like crying on the Sun to put it out.
- Rad Grandad
- 38041 posts since 6 Sep, 2003 from Downeast Maine
folks I have a question...my sister was in hollistic healing and the like...she had these devices that transmitted audio signals through the body to heal (or so they say)...I still have two of these and IIRC they both just produce a sine wave through headphones...do you suppose there is anything fun I can do with these? (please no one ping only jokes
)
The highest form of knowledge is empathy, for it requires us to suspend our egos and live in another's world. It requires profound, purpose‐larger‐than‐the‐self kind of understanding.
- addled muppet weed
- 111278 posts since 26 Jan, 2003 from through the looking glass
Hink wrote:folks I have a question...my sister was in hollistic healing and the like...she had these devices that transmitted audio signals through the body to heal (or so they say)...I still have two of these and IIRC they both just produce a sine wave through headphones...do you suppose there is anything fun I can do with these? (please no one ping only jokes)
probably
im still looking for tomy womb sounds machine
obviously you need some circuitry to bend, and you may only get a few simple bits added, on the other hand you may find some really nice interesting bends in them.
its not really an exact science when it comes to unseen circuits, yeah you can copy all the speak n spells you can find, but the sense of joy when you find that hitherto unseen noise toy
- Rad Grandad
- 38041 posts since 6 Sep, 2003 from Downeast Maine
vurt wrote:Hink wrote:folks I have a question...my sister was in hollistic healing and the like...she had these devices that transmitted audio signals through the body to heal (or so they say)...I still have two of these and IIRC they both just produce a sine wave through headphones...do you suppose there is anything fun I can do with these? (please no one ping only jokes)
probably
im still looking for tomy womb sounds machine
obviously you need some circuitry to bend, and you may only get a few simple bits added, on the other hand you may find some really nice interesting bends in them.
its not really an exact science when it comes to unseen circuits, yeah you can copy all the speak n spells you can find, but the sense of joy when you find that hitherto unseen noise toy
hmmmm....it would justify my keeping them for several years...
The highest form of knowledge is empathy, for it requires us to suspend our egos and live in another's world. It requires profound, purpose‐larger‐than‐the‐self kind of understanding.