Firmware NTS 02-E and NTS 03-E 3.21r10 Nov 2019 Alex Lippitt November 21, 2019 22:56 Updated Firmware NTS 02-E and NTS 03-E 3.21r10 Nov 2019 Related articles How to upgrade clock firmware Firmware Release Notes NTS 02-E and NTS 03-E 3.21r10 Firmware NTS 02-G and NTS 03-G+ 3.22r Feb 2022 Which virtual ports are open in Tekron clocks? Tekron Configuration Tool V4.6.1.0 Feb 2022