A Fishy Story…. By Steven Pena, HVRA Historian It was not without some small degree of disappointment that I heard the birds chirping that Saturday morning, announcing that, though it Read more about A Fishy Story…. By Steven Pena, HVRA Historia[…]
Understanding How a Tube Works by Tom Taylor In an effort to help our new members understand the action of a tube we would like to offer a mechanical perspective Read more about Understanding How a Tube Works by Tom Taylor[…]
Understanding Negative Bias by Tom Taylor Let’s talk negative for a moment and for clarity the topic is about radios with power transformers. I for one hesitate once in a Read more about Understanding Negative Bias by Tom Taylor[…]
THE REFLEX RADIO by Ron Soyland Back in the 1920’s tubes were expensive, usually the most expensive part of a radio. So experimenters wondered if there was a way to Read more about THE REFLEX RADIO by Ron Soyland[…]
Farm Set Antenna Coil Problem & 3 Coils in the Drawer by Bill Werzner Have you ever had one of those restoration projects that despite having changed out all the Read more about Farm Set Antenna Coil Problem & 3 Coils in the Drawer[…]
One of the least understood components found in radios is the common electrolytic capacitor. These capacitors work on a slightly different principle than a simple paper capacitor. When certain metals, Read more about UNDERSTANDING ELECTROLYTIC CAPACITORS by Ron Soyland[…]
The Junk Box Preamplifier by Bill Werzner A couple of months ago one of our customers at Vintage Sounds was in need of a not too expensive pre amplifier that Read more about The Junk Box Preamplifier[…]