1:1 Audio transformer should be right around:
Primary DC resistance = ~51 ohms
Secondary DC resistance = ~70 ohms
Transformer Impedance = 600-900 ohms
Frequency response = 300 - 5000hz
/joe k8fc
----- Original Message -----
From: "ve2lx" <ve2lx@sympatico.ca>
To: "witelog group" <writelog@contesting.com>
Sent: Sunday, February 03, 2008 9:56 AM
Subject: [WriteLog] PC isolation transformer
> 1: 1 Isolation transformers on PC input ( from transceiver ) and or output
> for audio TX.
>
> What should be the perefered impedance on on both side on each of them.
> Gilles
> VE2LX
> ==============
> _______________________________________________
> WriteLog mailing list
> WriteLog@contesting.com
> http://lists.contesting.com/mailman/listinfo/writelog
> WriteLog on the web: http://www.writelog.com/
>
_______________________________________________
WriteLog mailing list
WriteLog@contesting.com
http://lists.contesting.com/mailman/listinfo/writelog
WriteLog on the web: http://www.writelog.com/
|