Can anyone identity this manufacturer symbol?

[Fuzzbuster]

I just brought home a Realistic STA-220 and, as always, had a peak inside. This symbol is on the power transformer:

Can anyone identity it? Maybe it can shed some light on who built it? This thing is a tank! It weighs 36 lbs.

 

[ToniCH]

Its Hitachi logo

 

[stoN_Cold]

Realistic is daughter company of Hitachi by RadioShack a division of Tandy Corporation.

 

[Fuzzbuster]

Its Hitachi logo

I kind of thought so. Great receiver so far. Needs the controls cleaned but that comes with the territory.