Menatone Dirty Blonde

General documentation, gut shot, schematic links, ongoing circuit tracing, deep thoughts ... all about boutique stompboxes.
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Azul-Effects
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Post by Azul-Effects »

I have recently got one of these amazing pedals. I have since opened it up to find an amazing builder. This guy knows what he's doing. I have been searching for the schematics and layouts of this or similar sounding pedal project but have come up empty handed. I would love to know how this thing works as I'm sure many of you would also.

So what I have come up with so far is an exact replica of the pedal in dlc. It is just as it is in the pedal. I would like to create from this a perf or even vero layout to be used to mod and personalize this pedal without destroying the original. I still have yet to figure out what pot values are used and there are some very interesting transistors in there.

I will post up the layout if this thread gets any hits. Anyone interested in figuring this one out.

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Azul-Effects
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Post by Azul-Effects »

Here is the layout that i did based off of what I saw in the box. All of the wires and connections and component values are all checked and double checked. The only things I don't know yet are the type of type of transistors which one of them says M0125 and it is a metal can type tranny, also unknown are the pot values. Let me know what you think of this thing, there is a lot going on inside these boxes!
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Menatone Dirty Blonde Export.png

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culturejam
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Post by culturejam »

I'm sure someone can draw a schematic from that layout. Thanks for sharing.

Can you also take a few photos and post them? This will help verify that your layout is correct.

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Azul-Effects
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Post by Azul-Effects »

Here is a photo of the guts. I should have some more photos up soon with better resolution.
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Azul-Effects
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Post by Azul-Effects »

I also wanted to add the labels for the wires on the layout

Left:top to bottom
Ground
NIne Volt
In From Jack

Right:top to bottom
Ground
Out To Jack

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Manfred
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Post by Manfred »

How are the transistors labled?

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Azul-Effects
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Post by Azul-Effects »

All of the transistors in the circuit are the metal can type
They all have the tab pointing toward the top of the pedal and the pots

The transistor in the bottom left hand corner is positioned correctly in the layout
It has the flat side facing upward toward the top and the pots
It is a 2n5457

From left to right the metal cans are labeled
M0125, M0116, M0116, M0116

I have no idea what these are for but according to some google searches the m0125 is some
type of fanuc power transistor for electric motor circuits and also what is used for the foxy brown boost

The M0116 is still undefined

I will post some new pics when i figure out how to make the file size smaller

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Azul-Effects
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Post by Azul-Effects »

So I have the pot values
looking at the picture they are as follow from left to right
gain pot 1m
bass 250 k
treb 250 k
vol 250 k
pres 250 k

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