Tag Archives: autofade lamp

Autofade with Fritzing (A review)

From Fritzing.org: Fritzing is essentially an Electronic Design Automation software with a low entry barrier, suited for the needs of designers and artists. It uses the metaphor of the breadboard, so that it is easy to transfer your hardware sketch … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , | 1 Comment

Autofade Lamp Test Circuit Upgrade

On Saturday, I reported that I didn’t have enough current gain in my autofade lamp test circuit to get a flashlight lamp to glow. The solution was to insert a second transistor, so that the circuit looks like this now: … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

Upgrading Autofade Lamp Test Circuit

Well, today was kind of discouraging. Here’s the new autofade lamp test circuit, upgraded: And here’s the key: A: I replaced the red LED with a flashlight lamp. The soldering operation was successful and the light is bright enough. B: … Continue reading

Posted in Uncategorized | Tagged , | 2 Comments

Upgrading Autofade Lamp Prototype

Okay, now it’s time to upgrade the autofade lamp from test circuit to product prototype. And so today was a shopping day. First, I want to swap the 1000uF capacitor with a 3300uF to make the fade last longer. Next, … Continue reading

Posted in Uncategorized | Tagged , | Leave a comment