Greg Fryer Brian May Treble Booster

Started by nickbungus, April 09, 2015, 05:22:26 PM

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nickbungus

While honing my skills (or lack of) building the Foxx Phaser, I thought I would do a smaller project.

Not being a fan of Vero, I took the schematic from Paul in the Labs version of the Greg Fryer Treble Booster and made a PCB layout using Design Spark.

I've also included true bypass wiring on the PCB layout as I was finding the switching wiring really annoying every time I tried to complete a project.  I've built it and it worked first time, although I have made a few changes since as I had a few unnecessary pads.  

InT means connect to Input Jack tip, OutS means connect Out Jack sleeve etc.



The PCB etching layout thingy can be downloaded here http://dirtmonkey.org/fryer/GregPcb.pdf

BOM
===
FET1   BC239
C1   100uF
C2   6n8
C3   4p7
C4   1n
C6   47n
C7   4n7
C5   47uF
LED1   LED 5MM RED
Input Jack    - Stereo
Output Jack  - Mono
VR1   100KA
R1   100K
R2   6K8
R3   120K
R4   1K
R5   22K
R6   2K2
R7   560R
R8   180K
R9   2K2
To the extreme, I rock a mic like a vandal.
Light up a stage and wax a chump like a candle.

bcruzin2

Hi Nick, Bill again, looks like have stumbled on another old post of yours. Yes I am going through a pedal building stage, and yes, why not one more treble booster. The link included in this does not work, do you happen to have a new link for the pcb? Thanks

nickbungus

I've just been working on a board that can make either the NPN range master, a greg fryer or a cornish Tb83.

I'll finish off the documentation and then pm you if you wish to take a look?
To the extreme, I rock a mic like a vandal.
Light up a stage and wax a chump like a candle.

bcruzin2

Sure that will work Nick. honest, I am not stalking you...