WordClock Files

Release 2 is for WordClock-1 and WordClock-2 only.

Release 3 is for all word clocks including WordClock-1 and WordClock-2. The latest release fixes an obscure bug that may allow the clock to display the wrong time with unreliable Internet connections.

This update will force a factory reset of the parameters.

NTP and GPS for Heathkit GC-1000 Files

Using the wrong version will permanently crash the microcontroller.

Release 6 corrects an obscure bug that may allow the clock to display the wrong time with weak or unreliable Internet connections. Hardware purchased before 12/19 will have to be returned for reprogramming. No charge for reprogramming, just return shipping.

Flash Download Tool for WordClock and GC-1000

Flash Download Tools (ESP8266 & ESP32) WordClock & GC-1000 NTP Only

NixiChron CPU Upgrade Files