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Messages - MattOcaster

#31
Build Reports / More fun on the artsy side
March 18, 2013, 07:53:06 PM
What up guys,

A long day at work sparked some creative juices this evening :)
Here are the results of some stress relief...

Attacked this with a belt sander:





Used a lot of water:





Inspired by Jackson Pollock:





Nice and shiny:



Regards,
Matt.
#32
What up guys,

Wanted to recreate that vintage Germanium goodness.
Pure unadulterated mojo! :D

Germanium does 2 things well:
Fuzz - softer than Silicon = Fuzz Face
Boost - for that vintage twang = Rangemaster.

Only added:
1. Bipolar charge pump for PNP Germs.
2. Range knob for input cap of the Rangemaster.

I used a Lin pot for the "Range" which was fine, but a reverse log may work better.
I suppose it depends on your capacitor choice as well.
I think I used a 10nF, 100nF and 100k pot combination.

Also the first time I tried axial caps.
Had no idea about the sizes until I received them so its a snug fit.

Tried to simplify wiring as well.
Ie board mounted pots, clear labels etc

As to using the charge pump, it works as expected.
I was also careful to physically isolate the power section from the audio section on the PCB.

As per RG's idea, I left pads to connect pins 1 and 8 to prevent a high pitch squeal coming through on the Range side.

I used a 7660SCPA, perhaps subbing a MAX1044 might act differently.
Charge pumps can be funny things sometimes.

Still gonna add a graphic overlay but inspiration has not come knocking as of yet.

Got 2 spare PCBs if anyone wants to trade.














Matt
#33
Build Reports / Re: Doppleganger 1.4
March 01, 2013, 07:29:19 PM
Seriously man..
Awesome stuff! :D
#34
Build Reports / Re: Quantum Enigma Engine
February 12, 2013, 06:11:48 PM
Dude great pedal but über great name!! :D
#35
Build Reports / Re: Victorinox
January 30, 2013, 08:23:01 PM
Aaaaah you taunt me with your beautiful laser etched boxes!
One day I'm gonna snap  ;D
Nice!

Quick question: do you find it quicker to assemble an SMD or through hole board?
Aside from obvious space saving, has learning SMD been a worthwhile investment to cut down build time?
#36
Build Reports / Re: ROG Tri-Vibe
January 30, 2013, 08:17:23 PM
Great presentation and a very neat build!
A toner transfer / waterslide decal on a polished enclosure Is one of my favorite looks.
Nice!
#37
Build Reports / Re: Gangster and Klonish III
January 30, 2013, 08:14:59 PM
You have such great consistency in your builds.
Always perfect wiring and a good graphic.
With me it's usually hit or miss!
Nice! Keep it up!  ;D
#38
Ya I completely agree - it's completely under the radar but a pretty unique effect!
It's by no means the first fuzz pedal I'd recommend someone to build.
But if you've done a lot of the classic fuzz builds, this is a great circuit to change things up.
;D
#39
Hey guys,

Been trying to box up ALL the projects I had started. (Still a LOT to go).
Here's the Moosapotamus Dirty Bird:
http://moosapotamus.net/dirtybird.html

Built up two, one for a friend and one for me.  
Tank is my friend's pug - ridiculous creatures! :D













Quick video:

http://www.youtube.com/watch?v=qEfBe1xymKc

At first I was quite apprehensive about building this one - but I was VERY pleasantly surprised at the results.
An amazingly unique pedal - not your usual fuzz/noise box.
Especially with the Dirty Bird mods, the range of sounds is quite impressive.

I liked it so much I made a project for anyone who wants to etch their own.
There's nothing wrong with the Moosapotamus version but their is A LOT of offboard wiring, and it took me a while to understand everything.
At least here, the pots can be board mounted and each switch has assigned wirepads.

It hasn't been tested yet, so another set of eyes on the schematic might be useful.  
And before commenting the layout isn't as beginner friendly or that I forgot the capacitor part numbers - just remember a little common sense goes a long way and it's easy to work out :D











Kind regards,
Matt.



#40
Great build!
Also got a Fuzz with a built in Voltmeter on the bench!
I like the name as well!
#41
Build Reports / Re: First 'Bean: Retrograde.
January 27, 2013, 05:38:02 PM
Awesome.
Cool to see stuff not in the usual Hammond 1590b.
Very cool!
#42
Build Reports / Re: Deluxe Overdrive
January 27, 2013, 05:36:57 PM
Adness! Utter Adness!  ;D
#43
Build Reports / Re: Bloody Mary.....
January 27, 2013, 05:35:50 PM
Awesome stuff.
Dig the shaped enclosure and the classy metal look!
#44
Build Reports / Re: Japanese Beetle (vero macheen)
January 27, 2013, 09:14:31 AM
Just used the one from TagboardEffects.
I'm pretty sure they'd all use the same schematic.

There seems to be a very small useable of "crazy" on the input gain pot.
Ie it all bunches up on the last bit of rotation, so I just always leave it at max.

The clip in the vid (fast quick notes) really did make it sound insane tho!
#45
Very cool stuff.
Shine that enclosure so it'll do those pretty insides justice :D