Further thoughts on the Atomium Model A
A few observations after spending some time tweaking this thing: - When people talk about Hiwatt circuits having “chime,” they aren’t kidding around. It’s kind of a stupid term, but it’s hard to think of a better one — it just means that the amp is really bright, a little like a Fender, but the highs are never shrill or harsh, they sound natural and almost...
Atomium Model A 50W head
This prototype took about a month to build. It’s a 50W single-channel head based on the Hiwatt DR504, but with some added flexibility. I used Weber’s 6H50 chassis/case and some parts, to speed up build time, but not their schematic. The preamp is a part-for-part clone of the late 60’s DR504, which I was really impressed with after using one on the most recent Rosetta record. I...