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NanoVoice


JohnPCAE

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The recent talk about making an IntelliVoice II got me thinking about a circuit board for it, and for giggles I tried making one in Eagle Light. Unfortunately, the Light version imposes severe restrictions on what you can produce, but I decided to give it a go anyway. I have no idea if I'll be able to finish it, but for what it's worth, I present the NanoVoice.

 

Eagle Light limits board size to 80mm x 100mm, and only two layers. The board here is 100mm long and the same width as a standard Intv cart board. The left side goes to the Master Component and the Right side goes to a cart. All resistors are sized for 1/4-watt types, and everything is through-hole assembly.

 

I think I have about 14 wires left to route, but it's becoming incredibly hard to make the necessary room (this would be as easy as pie if Eagle allowed 4-layer boards). If anyone has a better version and wants to take this over I'd be happy to upload the files. Otherwise, I can't make any guarantees ;)

post-7945-0-98482200-1381987232_thumb.png

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  • 2 months later...

The recent talk about making an IntelliVoice II got me thinking about a circuit board for it, and for giggles I tried making one in Eagle Light. Unfortunately, the Light version imposes severe restrictions on what you can produce, but I decided to give it a go anyway. I have no idea if I'll be able to finish it, but for what it's worth, I present the NanoVoice.

 

Eagle Light limits board size to 80mm x 100mm, and only two layers. The board here is 100mm long and the same width as a standard Intv cart board. The left side goes to the Master Component and the Right side goes to a cart. All resistors are sized for 1/4-watt types, and everything is through-hole assembly.

 

I think I have about 14 wires left to route, but it's becoming incredibly hard to make the necessary room (this would be as easy as pie if Eagle allowed 4-layer boards). If anyone has a better version and wants to take this over I'd be happy to upload the files. Otherwise, I can't make any guarantees ;)

 

 

you do amazing work

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The recent talk about making an IntelliVoice II got me thinking about a circuit board for it, and for giggles I tried making one in Eagle Light. Unfortunately, the Light version imposes severe restrictions on what you can produce, but I decided to give it a go anyway. I have no idea if I'll be able to finish it, but for what it's worth, I present the NanoVoice.

 

Eagle Light limits board size to 80mm x 100mm, and only two layers. The board here is 100mm long and the same width as a standard Intv cart board. The left side goes to the Master Component and the Right side goes to a cart. All resistors are sized for 1/4-watt types, and everything is through-hole assembly.

 

I think I have about 14 wires left to route, but it's becoming incredibly hard to make the necessary room (this would be as easy as pie if Eagle allowed 4-layer boards). If anyone has a better version and wants to take this over I'd be happy to upload the files. Otherwise, I can't make any guarantees ;)

 

This is really cool work. I might hit you up for some questions later if/when my own hardware projects get off the ground. Thanks for sharing the files (including the edge-connector library file).

 

I did have 1 question and I think I'm just missing something obvious. You said that the right side "goes to a cart". Wouldn't the right side need a socket-connector (for the cartridge's edge-connector to go into) rather than a edge-connector?

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This is really cool work. I might hit you up for some questions later if/when my own hardware projects get off the ground. Thanks for sharing the files (including the edge-connector library file).

 

I did have 1 question and I think I'm just missing something obvious. You said that the right side "goes to a cart". Wouldn't the right side need a socket-connector (for the cartridge's edge-connector to go into) rather than a edge-connector?

 

I think its like that to solder on an edge connector.

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  • 1 month later...

I did this mainly as a proof-of-concept and as a learning experience, but out of curiosity (and insomnia), has this been useful to anyone? Are any plans to do anything with it worthwhile? I really wanted to get it to fit inside a donor Coleco shell, but it's probably a little too long for that.

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Normal? Not in my vocabulary! :?: I had to look it up.

 

Normal |ˈnôrməl|a town in central Illinois, home to Illinois State University (originally a normal,or teachers, school); pop. 52,056 (est. 2008).

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Here is the BOM list that Eagle exported. You can ignore the 17 test point components at the bottom; they show up as separate components but they're just pads on the board.

 

XTAL/S is the crystal: it should be the same as whatever is in the Intellivoice.

The 200k potentiometer is for volume adjustment.

I presume that you would get the SP0256 and SPB640 from a donor Intellivoice. It's a shame that we don't have drop-in replacements, such as from a CPLD.

 

Obviously, I'd also strongly recommend using sockets for all of the IC's.

Intellivoice2_oncart.txt

Edited by JohnPCAE
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Keep me posted if you order any. I'm looking at seeing if I can add at least one screw hole, preferably aligned with one of the screw holes from a Mattel cart (same vertical position relative to the edge connectors). That would let you use the bottom piece from a donor shell. No guarantees!

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