Re: Repeater noise problem

[Mark Sottilaro <sine@zerocrossing.net>]

I have not found the unit to be noisy at all, but I'm running the Repeater 
in
series until the wet/dry issue is fixed.

"Damon Langlois (Electrix)" wrote:

> Our System One measures Repeater at 90 dB SNR (A weighted). There is 
>noise
> but it is at a low level. It is easier to perceive because it is more of 
>a
> hum kind of sound than white noise or hiss. It comes from scanning the 
>LEDs.
> (I'll stop there because I'm not an Engineer). It is in the noise floor 
>so
> if your gains are optimized everything should be fine and you would not
> notice.
> Here is a breakdown of what to expect. If something is different than 
>what's
> described below you might have a faulty room, setup, process, or 
>Repeater.
>
> Generally across the in/outs the SNR is around 90 dB (A weighted) so if 
>you
> record a loop with optimized gains (red clip light flickers occasional) 
>the
> noise floor should be at an acceptable level for such a device. i.e. your
> ears would hurt from the level of the actual loop if you turned it up 
>loud
> enough to easily hear the noise floor.
>
> There is a very small "chirping" sound in the right channel when playing 
>off
> the CFC. This is also buried in the noise floor and will only become a
> problem if gains are not optimized. This sound is not present on the 
>digital
> output or when playing from internal memory. The sound is also not 
>present
> in the .WAV file. It is a hardware issue. Again, it is in the noise 
>floor at
> around 90 db. If you want a quiet track in your loop then record it loud 
>and
> then turn the track level down.
>
> The headphones are noisier than the main outputs. The digital out is the
> cleanest signal (measures at 94 db).
>
> Repeater only outputs line level so if you are going straight into 
>Repeater
> then a guitar amp you will have noise issues. Repeater wants to be in 
>the FX
> loop so you can record your lovely tone into the loop. If you don't have 
>one
> you will have to mess around with gains and levels to try and minimize 
>added
> noise. You could also try to go from line to instrument level on the 
>output
> of Repeater. Contact our technical support and see if he has any ideas on
> how to do this. support@eelctrixpro.com.
>
> I hope this helps. IMO Repeater has very low level noises but would not 
>be
> considered noisy.
>
> Respect,
>
> Damon Langlois
> Creative Director
> Electrix
> Tel (250) 544-4091 Fax (250) 544-4100
> http://www.electrixpro.com