It sure is! I'd love to see some more technical details but according to this article: http://www.planetary.org/blogs/emily-lakdawalla/2014/02070836-isee-3.ht

It sure is! I'd love to see some more technical details but according to this article: http://www.planetary.org/blogs/emily-lakdawalla/2014/02070836-isee-3.html http://www.planetary.org/blogs/emily-lakdawalla/2014/0207083... Goddard claimed that they couldn't rebuild the hardware that was used to talk to ISEE-3 at reasonable cost. The Space College project are using SDR: http://spacecollege.org/isee3/isee-3-reboot-project-status-and-schedule-for-first-contact.html http://spacecollege.org/isee3/isee-3-reboot-project-status-a... And they used their funding to buy some custom amplifier gear to send to Arecibo.