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 Pedal Mods & Upgrades

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SweetTooth
post Jun 2 2007, 12:45 AM

 
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how much would it cost ?
kernel
post Jun 2 2007, 01:05 AM

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QUOTE(SweetTooth @ Jun 2 2007, 12:45 AM)
how much would it cost ?
*
RM 10 should do it for the parts...

heck ill build one tomorrow!
SweetTooth
post Jun 2 2007, 01:13 AM

 
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i'm tempted to build one brows.gif
but no idea how
louyeh
post Jun 2 2007, 11:04 AM

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the footprint of tat amplifier can be as small as 3x3cm if done on a PCB
Everdying
post Jun 2 2007, 01:29 PM

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QUOTE(louyeh @ Jun 2 2007, 11:04 AM)
the footprint of tat amplifier can be as small as 3x3cm if done on a PCB
*
the PCB is not the prob.
its trying to make it small enough to fit in two 3/4" jacks AND a 9V battery.
louyeh
post Jun 2 2007, 01:44 PM

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thats 1/4" jacks. its just a matter of finding the proper size for the enclosure. rough size would be 500 x 500 x 250 mm (WDH), internal dimension that is.
Everdying
post Jun 2 2007, 02:11 PM

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oops, yea 1/4".
but guess you dont like eclipse mints tongue.gif

the measurement for the eclipse mint case is 2x3.8x7.5 cm.
SweetTooth
post Jun 2 2007, 02:28 PM

 
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so we should start marketing these eh brows.gif
louyeh
post Jun 2 2007, 02:38 PM

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its a tight fit in a 2x3.8x7.5 cm enclosure
SweetTooth
post Jun 2 2007, 10:08 PM

 
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so what do i actually need to get started? rclxub.gif
kernel
post Jun 5 2007, 02:18 AM

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QUOTE(SweetTooth @ Jun 2 2007, 10:08 PM)
so what do i actually need to get started? rclxub.gif
*
Soldering iron, solder, maybe a multimeter.

And lots of patience + free time.
SweetTooth
post Jun 5 2007, 04:00 AM

 
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as in the parts..
kernel
post Jun 5 2007, 04:09 AM

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QUOTE(SweetTooth @ Jun 5 2007, 04:00 AM)
as in the parts..
*
They're listed on the site

R1______________22K 1/4W Resistor

C1______________10µF 25V Electrolytic Capacitor
C2_____________100nF 63V Polyester or Ceramic Capacitor
C3_____________220µF 25V Electrolytic Capacitor

IC1__________TDA7052 Audio power amplifier IC

J1,J2__________6.3mm Stereo Jack sockets (switched)

SPKR___________8 Ohm Loudspeaker (See Notes)

B1________________9V PP3 Battery or
3V Battery (2 x 1.5V AA, AAA Cells in series etc.)

Clip for PP3 Battery or socket for 2 x 1.5V AA or AAA Cells
SweetTooth
post Jun 5 2007, 04:08 PM

 
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doh.gif forgot to check first page
kernel
post Jun 6 2007, 01:25 AM

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Finally completed one...total time used around 2 hours+

Works nicely except for the fuzz effect which doesn't work - not gonna bother with that since you need to use 3v instead of 9v.

Pictured below with 2x 3.5" chapalang 6w TV speakers

user posted image

Sounds great on single notes...but sucks on chords due to speaker size/wattage (distorted sound). Probably will swap a Celestion Greenback into it laugh.gif

SweetTooth
post Jun 6 2007, 01:32 AM

 
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that doesnt look like its gonna fit in an eclipse mint box tongue.gif

kernel
post Jun 6 2007, 01:40 AM

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QUOTE(SweetTooth @ Jun 6 2007, 01:32 AM)
that doesnt look like its gonna fit in an eclipse mint box tongue.gif
*
Well the micro-micro 2x 3.5" cab won't fit of course, but the amp will biggrin.gif

As for the mini-cab...just stick it into a groupie's handbag tongue.gif


p/s not recommended to use a ciggy box as a casing for the amp as the IC gets quite hot, potential fire hazard

oh btw, plugging the output into another amp will make it go to 21
Everdying
post Jun 6 2007, 02:09 AM

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see, thats why ppl spend more time on it tongue.gif

fuzz effect can be done using 9V and also stuck in a ciggy box.

www.smokeyamps.com
kernel
post Jun 6 2007, 02:27 AM

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QUOTE(Everdying @ Jun 6 2007, 02:09 AM)
see, thats why ppl spend more time on it tongue.gif

fuzz effect can be done using 9V and also stuck in a ciggy box.

www.smokeyamps.com
*
Bah, you should've posted this first instead mad.gif

Anyone interested in buying? Feel like selling it off...cause went overboard with some purchases.


Upcoming projects would be a fuzz face/tone bender pedal...and something special whistling.gif
Everdying
post Jun 6 2007, 02:31 AM

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lol tongue.gif

you didnt ask, and actually i did post it awhile back.
i also have a similar circuit diagram for it somewhere.


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