HR-10B project.

[Bill Coleman AA4LR]

On 2/5/2000 19:45, wa1vwl at wa1vwl at GROLEN.COM wrote:

>A modification article appeared in the November 1972 issue of 73
>magazine which I've done on 2 of them. The mod adds a voltage regulator for
>the LO and BFO, and AF derived AGC on CW/SSB. It really works great and I
>recommend it to anyone who intends to use the HR-10 on the air on a regular
>basis.

I built an HR-10B back in 1975, and I also applied these modifications. I
highly recommend them. The HR-10 was designed basically as a AM radio,
with a BFO for CW/SSB. These modifications radically improve the CW/SSB
capabilities.



Bill Coleman, AA4LR, PP-ASEL        Mail: aa4lr at radio.org
Quote: "Boot, you transistorized tormentor! Boot!"
            -- Archibald Asparagus, VeggieTales

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