[Heathkit] Sixer mods
crawfish
crawfish at surfmore.net
Sun Jan 21 03:40:20 EST 2007
Just saw a HW-29 on QTH for sale that has had the oscillator/tripler
added(the picture shows an FT-243 crystal in a socket). No connection to
seller. Looks nice, with original manual.
Joe W4AAB
----- Original Message -----
From: "WB6BLV" <wb6blv at inreach.com>
To: <Heathkit at mailman.qth.net>
Sent: Saturday, January 20, 2007 9:24 PM
Subject: [Heathkit] Sixer mods
> For those not familiar with the Heath lunchboxes, there was a nifty mod
out
> by CQ which converted the receiver to a superhet with a super-regen
> detector. That greatly increased the sensitivity and narrowed the
passband.
> A single nuvistor was often used for the mod but in checking just now I
> found at one circuit used a pair of 6CW4s as local osc and rf amp, with
the
> original circuitry doing the mixing and detecting. I have a Twoer with
this
> mod and it is really quite amazing. I do have a copy of the mod as done
on
> the Twoer a la CQ mag.
>
> 73
>
> John
> WB6BLV at inreach.com
>
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