We're excited to announce the winners of the SparkFun Actobotics Stairclimber Challenge!

Continue reading

A new tutorial to help you get started with robotics using Actobotics.

Continue reading

Robotic gripper arms, Actobotics stuff, and more! Check out the New Product Post.

Continue reading

Tons of new stuff this week including some Actobotics kits, robot parts, and more.

Continue reading

Kits, mounts, and buttons! Check out what we have for this week.

Continue reading


All Tags

Recent Blog Comments

I remember needing to upgrade 8251’s in the mid 80’s to 16450’s and later 16550’s to get more speed!
Speaking of phone bills, in the early part of this millennium, Australia Telecom had a deal where you could make a phone call anywhere in…
In the day of the «glass-TTYs» the maximum baud rate supported was 19200. This was the practical maximum for devices such as the 8251A…
Great thread! Star Trek and Adventure were the first two games I remember playing on a computer (‘70’s), usually over a 300 baud modem (we…
Ah yes, the good old days. :) I have an ASR-33 in my basement. It is one of the ones with the built in 110Baud modem in a 1 foot square 6"…
Nate, not to be too pedantic, but the thing in the first picture is a teletype like the ASR- or KSR-33, not an early computer. The…
Oh, and on the subject of Legend of the Red Dragon, that’s almost “yesterday” compared to Star Trek (which I played on one of the old 110…
You can tell an “old timer”, because [s]he will hold the phone away from the ear when placing a call, just in case the call is answered by a…
Such fond memories, I occasionally catch myself throating the sound of a dial-up connecting when I play with RS232. Speaking of LoRD I…
You did not mention color in your list, did you give any thought to a red/green LED? No rectification necessary and it glows a nice warm…

Recent Authors




Byron J.

Double M


Black Angus Rocket Storm


Alex the Giant

Chelsea the Destroyer





Pete H.

All Authors