... 1 channel, N type, 1575.42MHz 2.048MHz signal output 1 channel, BNC, square wave, 75Ω Frequency Accuracy: <1E-12 (GPS lock, 24 ... 703 Jitter performance: meet ITU G.823 10MHz signal output 1 channel, BNC, square wave, TTL level Frequency stability: better than ± 5E-10 ... (0 ~ 50 °C) 1PPS pulse output 1 channel, BNC Interface, ...