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zynthia - sequencer synthesizer

using a 40106, 4051 and a 4029 to make some noise, following the Logic Noise series on the blog

using a 40106, 4051 and a 4029 to make some noise, following the Logic Noise series on the blog by Elliot Williams and other projects I found here.

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png

zynthia - sequencer synthesizer | 16 step version

2021-08-10 10:04:44

I've started to work in KiCad and love to use the buzzard library for labels now. The 16 step sequencer is basically two zynthias (CD4028, CD4029, CD4051) that either count to 8 together or to 16 one after the other. The two stages had to be mixed with an LM358. I tried a TL072 before, but that didn't seem to work. Maybe the LM358 likes DC better as I did not supply negative 12V to the board. I'm using a CD4070 XOR logic gate to be able to invert the second stage with a switch. Still have to route 48 air wires, but I'm getting there. This is a revision, I had the first board for 8 months and was only yesterday able to fi the mixing part of the two stages.

https://github.com/davedarko/Zynthia16

https://cdn.hackaday.io/images/8901941628582287793.png