[Hallicrafters] Best Rx?

[Ross Stenberg]

I think they just added a transistor.


>> Its possible the receiver was actually announced
>> mid-year and was changed before the end of year catalogue
>> that appears in this book.

> Perhaps, but the discrepancy is that the description of "10 tubes plus 
> rectifier" is incorrect if the calibrator is installed, since that 
> requires a total of of 13 tubes, not 12.   My guess is this error was 
> repeated in all the ad copy and catalogs from the initial announcement 
> (page 109, Dec. 1959 QST) forward.