I rediscovered a post from Corby Dawson with pinouts for the DB9 connector on the above OCXO and wanted to preserve the info here. Thanks, Corby!
1000B 1000A-100 1200 and 9110
1 EFC ground EFC ground EFC ground
2 EFC +- 10V EFC +- 10V EFC 0 to +10V
3 … Read more