The Amp Garage

also you can try Arta or REW

Dumble bright off, jazz vs rock, deep on, lead-boost off




Dumble bright off, jazz vs rock, deep on, lead on, boost off

Yeah that is correct, most of these measurements are with the Deep switch ON (active). I put the Deep switch instead of Mid, personally for me it is more useful. Still waiting for .01 715/716 Polypropylene to arrive and then I can try to measure difference, but I'm not sure if that will be visible, ...

The other thing that bothers me is a Boost feature.
It only boost mid and high part of the spectrum, nothing like a normal boost pedals as Xotic EP booster which I very like.

First I tried to insert the pictures from flickr but it won't show, then I tried with photobucket.
What is a preferred photo hosting site here?
I'm not sure if you can see the pictures.
Here is the whole album:
https://flic.kr/s/aHsmUDN17V

Next, Bright OFF-120pf-270pf, rock ON, deep ON, lead-boost OFF. https://hosting.photobucket.com/images/e150/neskor777/Dumble_bright_off-120pf-270pf_rock_on_deep_off_lead-boost_off.jpg Same, but now with Jazz ON https://hosting.photobucket.com/images/e150/neskor777/Dumble_bright_off-120pf-270pf_jazz_...

Today I tried to measure FR response of Tone stack on my #124 clone. Measurements are done with Focusrite Scarlett 2i2 with Arta and measurement test point is send connector on the loop. Here is the measurements with Bright switch OFF, Rock ON , Deep ON, OD and Boost OFF. First treble pot, bottom li...

I just ordered one, so when it arrive I will post more pictures with resistor and other element values.
Then we can discuss what to change, upgrade and tweak.

Hi.
I have SF Super Reverb and reverb is very strong even on 4.
Try first to replace tubes and then check cathode capacitors in tremolo and reverb circuit.
Also try to replace tremolo Roach and check did you connect reverb tank in right direction.

Hi. Can use power and output transformer from Fender Twin UL for Dumble #102 clone? Output: Fender 013691 - Output 135W Output transf. for Fender Twin Reverb "Ultralinear" 1975-80, 135 Watt 4x 6L6GC 135W / 4 ohm (8 ohm CT) Power: Fender 013692 125P34A - Power 100W Fender Twin Reverb 1976 sf135 Power...