Difference between revisions of "ER-VCA2-01"
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[[file:ER-VCA2-01-DB_J3.PNG]] | [[file:ER-VCA2-01-DB_J3.PNG]] | ||
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| + | * Controls card J3 = OUT1 | ||
| + | * Controls card J4 = OUT2 | ||
== Reference == | == Reference == | ||
Revision as of 00:26, 11 November 2022
Contents
Features
- Dual Voltage Controlled Amplifier (VCA)
- Based on HAGIWO's LM13700 Dual VCA - Modular Synth Made for 550 Yen
- LM13700 Operational Transconductance Amplifier
- Adjust POTS between VCA and Mod
- 3U tall
- 6HP wide
- 3 card set
- LM13700 based
- Eurorack
- +/- 12V Power, 10-pin power connector
Connectors
J1 - Daughtercard Pots
- POT1 = RV1 = Modulation Adjust Channel 1
- POT2 = RV2 = Modulation Adjust Channel 2
J2 - Daughtercard
J3 - Daughtercard
- Controls card J3 = OUT1
- Controls card J4 = OUT2
Reference
- Dual Log/Linear VCA - Article by Ray Wilson
- Has adjustment procedure
Video
Checkout
Rev 1
- Headers between cards do not line up
- Fix on Controls card
- Make Rev 2 Controls card
- Move down bottom header J2 to match daughtercard
- Bend pins on bottom header between cards
- Fix on Controls card
