1948 Ulra Loud Speaker Is Auto-Truck Size - I don't usually only past part of an article but I haven't been able to find the rest of this one. The mobile truck horn is really cool. If anyone has addi...
Thursday, September 23, 2010
This is essentially a proof of concept. In order to complete it I bought a metal lathe and a sandblaster. Luckily I already had the copper plating setup and know someone who is OK at winding transformers. The end result is a pair of very well shielded 1:20 SUT's for an Ortophon A90. Dimensions are 4" X 7"