[Hallicrafters] 40673 transistors

[Larry]

The NTE222 cross references to the 40673.  Some years ago I needed a 
40673 to fix a Heath SB-303 and got the NTE222 and it worked great.  If 
your close to a Frye's Electronics store, they should have one.
Larry W4LK



On 09/14/2012 02:06 PM, Wilson Lamb wrote:
> 40673 was a favorite of ARRL designers 30-40 yr ago.  Look at old handbooks or QST archives.
> My favorite use was as mixers.  They are in the front end of Radio Shack DX series receivers, at least some of them.
> They are now about $15, when one can find them.  I'd pay $5 each for a couple, just on general principles!
> Wilson
> W4BOH
>
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