4 ms·
Oh god I feel old. I remember being an excited schoolboy thinking how magic this was when it debuted.
by davidwritesbugs 5mo ago
Oh god I feel old. I remember being an excited schoolboy thinking how magic this was when it debuted.
- davidwritesbugs 5mo agoI also remember being amazed, and did a forehead slap, when an old army bomb disposal man explained how, what I thought was an innocent device, was used by the IRA in bombs.
- nickcw 5mo agoHa. When I was a teenager I used to build 555s into timers for the same purpose using a no PCB rats nest construction. Though surprising the family at dinner with a small explosion was a much more innocent purpose.
- Brian_K_White 5mo agoFor me that is blue leds.
- davidwritesbugs 5mo agoYes! I remember thinking "damn you band gap physics, if we only had blue leds we could do colour displays with LEDs, but that can never happen."
- mhh__ 5mo ago"rareleds" on Instagram is fantastic. Vintage LEDs set to apex twin and so on
- dboreham 5mo agoHaha, for me it was "LEDs".
- Brian_K_White 5mo agoUp until I was about 10 or 12 we only needed to dial 4 digits.