31 March 2009

Lazy battery pack, an update

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Following the previous post, I have done some measurements. First of all, the DC cable to FT817 does not show unusual impedance. Not the cul...
26 March 2009

Strange battery pack behavior

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I had built two 9.6V circa 2500mAh external packs for FT-817. One, the older, started misbehaving. Once charged it shows the usual 9.6+ V. ...
12 March 2009

The shack, storming

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T aken from the model of group development ("Forming – Storming – Norming – Performing", see wikipedia), I'd say my shack evol...
10 March 2009

Can you see it?

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T his morning I forgot to collapse my 30m balcony antenna. So I took a picture from ground level: can you see where it is? If you read this ...
09 March 2009

Design ideas for a QRSS/WSPR 30m TX/RTX

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The presence of a strong local QRSS 30m beacon nulls out my chances of successful DX in that portion of the band. So to enjoy these narrowba...

A good Monday morning on 30m

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Before retracting the antenna in >50 mph winds (and going to work), this morning I tried some calls on 30m. Managed 3 contacts, including...
05 March 2009

My first WhiSPeR

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I ntrigued by a simple TX for WSPR mode I came across while surfing the net, I wanted to give it a try. Since at the present time I own only...
23 February 2009

Two new US States on 30m

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Did not have much energy and time this weekend for the radio, but a late Sunday night session brought in Vermont and Tennessee. The latter h...