AudioCircle

Audio/Video Gear and Systems => Cheap and Cheerful HiFi => Topic started by: Mike B. on 17 Feb 2024, 05:57 pm

Title: Help me ID this passive preamp
Post by: Mike B. on 17 Feb 2024, 05:57 pm

Help me to identify a  transformer passive preamp that was popular here years back. It was made in SE Asia if I remember correctly. I had mine built for my needs at the time. I dug it out of a cabinet the other day.

https://www.audiocircle.com/image.php?id=261575

Title: Re: Help me ID this passive preamp
Post by: aln on 17 Feb 2024, 06:27 pm

Promitheus

Title: Re: Help me ID this passive preamp
Post by: Mike B. on 17 Feb 2024, 06:35 pm

Thank you.

Title: Re: Help me ID this passive preamp
Post by: FullRangeMan on 17 Feb 2024, 09:45 pm

https://www.promitheusaudio.com/frontpage.html

Title: Re: Help me ID this passive preamp
Post by: Mark Korda on 17 Feb 2024, 11:55 pm

Hi, I made one out of an old Dyna PAM-1 chassis.I didn't need to drill any holes.I got the design from AudioXpress.
(https://www.audiocircle.com/image.php?id=87022)

(https://www.audiocircle.com/image.php?id=166353)
Those are Electroprint transformers and silver wire with GoldPoint pots.....Mark Korda