EA PAS Upgrade Kits Forum

Hi all,

so the PAS upgrade business has been sold to Jon Yaeger. Some of you may know Jon from other audio forums.
We are in the middle of the handover, so it will take some time for Jon to get his end up and running, so please be patient and give Jon some time to get up and running.
For that ...

Hi all,

I am selling this/my PAS upgrade kits business. I am way too busy with my custom builds business as well as being the North American distributor for Lundahl Transformers.
Everything that is part of this business, such as 100's of pcb's, some parts, all documentations, schematics, pcb ...

according to Dynakit this slightly revised new PAS chassis will accommodate the new/replacement PA-211 transformer.
However, our new gen PAS kits are only sold using our own power supplies with their 'built in' on pcb transformers and therefor do not use this new transformer.

As to the new ...

Hi all,

finally, PAS chassis' are once again available after a long delay.
So, our new gen PAS kits are now also available again as a full kit. For details. go here, https://www.erhard-audio.com/PAS_New_Generation.html and navigate to each kit type.

Hi Charles,

sorry, so what are you exactly asking.
Our clone PC5 and PC6 use the same pcb pad numbers as what Dynaco did, so the wiring of our clone pcb's within an original PAS is exactly the same as the OEM wiring, if that helps.

I installed the loudness control in my Aikido equipped PAS. Very nice bump in bass and treble at low volume. It works well with the Aikido as they have no tone controls and this adds a little extra sauce when needed.

Used Front Panel Express to design a new front panel, which is already being ...

I would think that here may be an issue with your volume/balance control wiring, as it sounds like you are experiencing similar issues with both.
My suggestion is to go through your wiring again step by step, concentrating around the volume/balance controls.
Take your time, don't take anything for ...

looking really good, a really nice build!

looking great, excellent work!