[Drake] Drake 2B modification question

[email protected] [email protected]
Sun, 22 Jun 2003 19:35:44 EDT


In a message dated 6/22/2003 6:24:12 PM Central Daylight Time, 
[email protected] writes:

> Hi Les,
>   It's a great receiver, &the 2BQ makes it almost unbeatable for a
> knowledgeable operator, which you are.  I'm surprized your earlier one
> wasn't great.
>   I've owned 5 or 6 2A's &2B's, don't remember ever seeing, or hearing
> of, that mod.  Sounds like they may be regulating everything at 150v, which
> is the normal highest in the 2B, then taking off at the original dividers
> for the lower voltages.  Might make a good rcvr even better.  Does the OA2
> have any trouble firing, or does the SS rectifier supply enough to get it
> going, it wants abt 185v to it, thru a dropping resistor, which might be
> pretty small in the 2B setup.
> 73,
> Al, W8UT
> New Bern, NC
> BoatAnchors appreciated here
> http://www.thecompendium.net/radio/
> http://www.hammarlund.info
> 
> 

Hi Al,

I didn't mean to imply that the other 2B was a bad receiver, just that this 
one is so good! The OA2 fires just fine, has 187 volts going to it, regulates 
at 150v just fine, very nicely done modification. I probably wouldn't have 
caught it right away, but when I saw the ss diodes under the chassis, I started 
poking around. This one drifts less than a couple of R7's I had a few years ago. 
I asked on another drake bulletin board, nobody seems to have heard of this 
particular mod. Seems like a good one to me.

Thanks,

Les


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