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Commit 717680ac authored by David Huss's avatar David Huss :speech_balloon:
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Update Circuit after prototyping 

Changes to the circuit:

- Replaced R8, R20 with 100R (was 220R) to increase vactrol/led current
- Reversed turning direction of pots LVL-A and LVL-B to the expected
direction
- Simplified Sync-Section (removing an resistor and a mosfet)
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README.md
+ 3
− 3
View file @ 717680ac
# MUTU – DUAL VCO # MUTU – MUTUAL VCO
A synthesizer with two oscillators in a mutual relationship with each other. A synthesizer with two oscillators in a mutual relationship with each other.
...@@ -50,8 +50,8 @@ Panel draft with 16 HP (~80 mm wide, 119 mm tall) ...@@ -50,8 +50,8 @@ Panel draft with 16 HP (~80 mm wide, 119 mm tall)
| `MOD-B` | Changes the amount of frequency modulation (FM) the first oscillator applies to the second | | `MOD-B` | Changes the amount of frequency modulation (FM) the first oscillator applies to the second |
| `ATT-FM-A` | Attenuates any incoming (external) modulation signal plugged into the input `CV-FM-A` | | `ATT-FM-A` | Attenuates any incoming (external) modulation signal plugged into the input `CV-FM-A` |
| `ATT-FM-B` | Attenuates any incoming (external) modulation signal plugged into the input `CV-FM-B`. If no signal is plugged into `CV-FM-B` the signal of `CV-FM-A` is used here. | | `ATT-FM-B` | Attenuates any incoming (external) modulation signal plugged into the input `CV-FM-B`. If no signal is plugged into `CV-FM-B` the signal of `CV-FM-A` is used here. |
| `FORM-A` | Morphs the waveform of the first oscillator between triangle and sawtooth. Might also detune the oscillator | | `SHAPE-A` | Morphs the waveform of the first oscillator between triangle and sawtooth. Might also detune the oscillator |
| `FORM-B` | Morphs the waveform of the second oscillator between triangle and sawtooth. Might also detune the oscillator | | `SHAPE-B` | Morphs the waveform of the second oscillator between triangle and sawtooth. Might also detune the oscillator |
| `LVL-A` | Sets the level of the first oscillator. If something is plugged into the CV-input `CV-LVL-A` this knob attenuates the level of the incoming CV-signal. | | `LVL-A` | Sets the level of the first oscillator. If something is plugged into the CV-input `CV-LVL-A` this knob attenuates the level of the incoming CV-signal. |
| `LVL-B` | Sets the level of the second oscillator. If something is plugged into the CV-input `CV-LVL-B` this knob attenuates the level of the incoming signal. | | `LVL-B` | Sets the level of the second oscillator. If something is plugged into the CV-input `CV-LVL-B` this knob attenuates the level of the incoming signal. |
......
horizon/top_block.json
+ 32
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View file @ 717680ac
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"power_symbol_style": "gnd" "power_symbol_style": "gnd"
}, },
"f0f13c02-9414-4f3e-be4c-a2107186e6c8": { "ed3b0d94-c8da-4d04-9f50-44998e8a51cc": {
"is_port": false, "is_port": false,
"is_power": false, "is_power": false,
"name": "", "name": "",
...@@ -2150,7 +2093,7 @@ ...@@ -2150,7 +2093,7 @@
"power_symbol_name_visible": true, "power_symbol_name_visible": true,
"power_symbol_style": "gnd" "power_symbol_style": "gnd"
}, },
"f1a6fa59-8e21-4867-9e38-b03b6622eea3": { "f0f13c02-9414-4f3e-be4c-a2107186e6c8": {
"is_port": false, "is_port": false,
"is_power": false, "is_power": false,
"name": "", "name": "",
...@@ -2183,7 +2126,7 @@ ...@@ -2183,7 +2126,7 @@
"date": "2022-11-06", "date": "2022-11-06",
"project_name": "Mutu", "project_name": "Mutu",
"project_title": "Mutu", "project_title": "Mutu",
"rev": "0.2" "rev": "0.3"
}, },
"tag_names": { "tag_names": {
"26df9845-c3d6-410b-ae1f-ea442be477bd": "10", "26df9845-c3d6-410b-ae1f-ea442be477bd": "10",
......
horizon/top_schematic.json
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− 300
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schematic.pdf
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