[WriteLog] PC isolation transformer

[Joe, K8FC]

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 at sympatico.ca>
To: "witelog group" <writelog at 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
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