[ADXA] Switching PS / wall warts

[w5znjoel at gmail.com]

What mix of ferrite??

 

Should be a #31. See photo

 

73 Joel W5ZN / ZF2ZN

 

From: Jussi Eloranta <eloranta at aa6kj.hopto.org> 
Sent: Monday, November 17, 2025 3:54 PM
To: w5znjoel at gmail.com; 'ADXA' <adxa at mailman.qth.net>
Subject: Re: [ADXA] Switching PS / wall warts

 

On 11/17/25 15:52, w5znjoel at gmail.com <mailto:w5znjoel at gmail.com>  wrote:

 

 

Is the computer power supply internal or external???

It is external and can be easily replaced.

I have tried ferrites & wrapping it in aluminum foil but still it emits a little.

Jussi (aa6kj)

 

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