MATRIXSYNTH: NBN

BAY AREA SYNTH MEET - This is happening today, right now as a matter of fact.

I/O MONTHLY MODULAR SYNTH MEET - Austin, TX
"Local meetup in Austin for anyone who uses or is interested in eurorack modular synthesizer systems. You do not need a modular synth to attend. Discussion, knob twiddling, & patching are fully encouraged. Please respect other people's gear."

Knobcon Schaumburg IL USA
http://knobcon.com/ and on Facebook

"an evening and a day of electronic music instrument enthusiasm featuring a gathering of people and instruments and workshops for learning and exploration."

TRASH_AUDIO Presents: Synth Event 12

Modular Performances:
Alessandro Cortini
Richard Devine
Lichens (Rob Lowe)
Keith Fullerton Whitman

Synth Market Manufacturers:
4ms
Gear-Track
The Harvestman
Make Noise
STG Soundlabs
Tip Top Audio
Topobrillo

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These in via Guy Taylor on Eurorack Synthesizers Facebook

Update: Two more:

Synth DIY UK 2012
"This years Synth DIY-UK meet will be held on July 21st. This is a chance for synth builders and fans to spend a day, or two, talking synth and meeting like minded folk. We've got raffle prizes (all proceeds to charity) and a great Venue. We start at around 10am on the saturday and finish around 17:00 and head off for beer and curry!"