Various Heath Mods

[Gerry VanLoh]

The mods are interesting and I'd like to see more of them... know of
any easy way of finding these articles since I don't have all the older
QST's anymore?

Gerry WA0JCV

Keith Rowland wrote:
>
> More Heath Mods that have appeared in older issues of QST:
>
> 1.  Read either peak or average peak amplitude (PEP) with your Heath
> HM-102 or 102A wattmeter(the units are identical except for the color
> and the price, the 102A originally cost about $30 more than the 102).
> See "PEP Wattmeter-a la Heath," Dec 76, pp. 30-31.
>
> 2.  RIT for the HW-8:  Hints & Kinks, Dec 78, p. 38; Feedback, Nov 77,
> and the main article, "Full Break-in and RIT for the HW-8," by Ben
> Saylor, Jul 77.  Also see Hints & Kinks, Jan 78.
>
> 3.  "Improving the SB-104A/SB-644A," Aug 79, pp. 28-31.  Four mods that
> add RIT, getrid of unwanted signals in the transmitter and receiver, and
> cure talkback in the speaker or fones during SSB transmit.  Be sure also
> to read the mods to the mods:  Feedback, Sep 79, p. 23, and Hints &
> Kinks, May 80, pp. 41-42, before performing surgery!
>
> 4.  "Adding RIT to the HW-104 or SB-104 Transceivers," Jan 80. p. 16.
>
> 5.  "All Solid State QSK for the Heath SB-220," Jan 80, p. 25.
>
> 6.  Tuning Aid and ProtectiveCircuit for the Heath SB-220, Hints &
> Kinks, Jan 80, p. 51, and H&K, Feb 80, p.44.
>
> 7.  SB-303 Receiver Mods:  H&K, May 79, and H&K, Sep 79 (adding Noise
> Blanker and other mods).
>
> If these postings are useful, please let me know, and I'll continue the
> research. If not, I don't want to waste bandwidth on them.  How about
> it?
>
> 73, Keith
>
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