Hardware @programming.dev cm0002 @piefed.social 4w ago Active Probe Reaches 3 GHz hackaday.com Active Probe Reaches 3 GHz 1 crossposts Hackaday @ibbit.at rss @ibbit.at BOT 4w ago Active Probe Reaches 3 GHz hackaday.com /2025/09/26/active-probe-reaches-3-ghz/