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Airbrake attenuator done/readings needed

Started by garfo, September 23, 2013, 10:08:19 PM

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garfo

On position 3 I get a load of 06.4 ohms.That goes for the amp selected for 8 or 4 ohms.It gets the same readings.
I also measured the speaker directly connected to amp and it reads around 03.00 ohms.

Guitarmageddon

 With the speaker attached to the attenuator I would take the measurements at the cable that connects to the amp, but without it being connected.
6 is a bit low, are the other positions all 8 or more? Have you tried it with your amp yet?
Spud knows tone!

Captain Cod at
www.codtone.com

Gledison

Quote from: garfo on September 23, 2013, 10:08:19 PM
I'm building my Trainwreck attenuator.I haven't tested yet since I broke the rottary switch and now I'm in doubt about the type of switch to reorder.
I made my shopping on Mouser but to order only a switch is very expensive(20€ just for transportation).Now my doubt is, does it matter if the switch is "make before break" or "normal"; I know it should be 2 x 6.
On Banzai I saw one that is 1x2x6;it looks very tough and sturdy. Will this one do the trick, or does it have to be 2x6???
Here's the link http://www.banzaimusic.com/Rotary-Switch-1-level-1x2x6.html
(For anyone else building this project make sure that the big open resistor isn't in contact with the chassis, that will change the resistance of the resistor.)

hey mate.
im just navigating around trying to find as much info as possible and found your old post.
could you share more detailed information about this build?
thanks a lot
If i fart a lot,  it means that i'm a Gas expert ?

selfdestroyer


Gledison

Quote from: selfdestroyer on August 23, 2014, 02:26:14 AM
Im pretty sure its this one
https://drive.google.com/file/d/0B7EnzxavIi5_WS10VmFKQXpfak0/edit?usp=sharing

Cody
Hi Cody. Thanks for the updated version. the one i've got was a different version.
im getting troubles in finding the parts in Germany. Ordering from Mouser is quite annoying due to the customs in Germany. Any idea where to buy those componenents in europe?
Cheers
If i fart a lot,  it means that i'm a Gas expert ?

twin1965

Have a search through CPC/Farnell, RS Components and Conrad.

Sent from my GT-I9100 using Tapatalk 2


Gledison

Quote from: twin1965 on August 23, 2014, 11:11:13 AM
Have a search through CPC/Farnell, RS Components and Conrad.

Sent from my GT-I9100 using Tapatalk 2
Maaan, the RS  its like Moser, quite good. Im not having luck by Conrad, difficult to find the things online.
look,i#ve got almost all components, only rotary switch is not exactly the same but i found another one, also2 poles, 6 positions, 150mA. Just not sure if can substitute. its from the same brand (lorlin). i have no experience with such switches and no idea if i can use subs..
thanks for helping
http://de.rs-online.com/web/p/drehschalter/0320720/
If i fart a lot,  it means that i'm a Gas expert ?