Report stax mafia electrostatic portable in Do It Yourself Posted August 7, 2022 On 8/6/2022 at 2:32 AM, yabba235 said: Can you have contact with him? I am also happy to buy these modules. I found them myself a few months ago ( find my post on diyaudio forum) but I have no friends in Japan. Without these chips I will not finish this amplifier. Maybe you can try to use parcel forwarding service. I am not living in US so I don't know which provider is better.