After two years of “all talk, no action,” the radio room has been rebuilt.
An overview of my SB-221 amplifier repair project — a notebook about what it needed and what I did.
Here’s a homemade, lightweight but full-size triband yagi (with directors and reflectors in V configuration) interlaced on a 32-foot boom. And it works like a dream.
Expand a 40M rotatable dipole into a 2-element yagi with a fixed wire element. Add a relay to the wire and get instant 180-degree rotation, too.
Tired of burned-out bulbs in your CDE rotator meter? Replace the bulb with an LED strip — it’s inexpensive and LEDs will last a very long time.
Big plans for the radio “shack” at VA7ST… will it ever be built?
Want to know what that “blind” power supply is putting out? Add a digital volt/ammeter to your meterless Astron power supply
General thoughts on the new camera after a trip to New Zealand and Australia.
Today’s portable gear — including cameras — demands a lot from batteries. Here’s a quick tip on where to get affordable extra batteries (that work really well) for the Panasonic Lumix FZ1000 camera.
One of the best additions to a photographer’s toolkit is also one of the least expensive: this kit of three Fotodiox filters (circular polarizar, UV, and soft diffusion) for under $15 is a great deal.
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