Gyro Interface NDR The synchro and stepper heading outputs of following gyro compasses can be converted by Gyro Interface NDR into NMEA 0183 format: Manufacturer Model Manufacturer Model Admirality AMUR M Robertson SKR 80/82 Anschtz Standard 4 RGC 10 Standard 6 RGC 11 Standard 12 Kurs Kurs 3 Standard 14 Basic Kurs 4 Standard 14 Plus Sagem Sagem S. G. Brown Mk 5 Scan Steering Scan 2000 Mk 10 Simrad GC 101 Mk 20 Sperry SR 29+35 SGB 1000 SR 50 SGB 1000 S SR 120 SGB 1000 B SR 130 SGB 2000 SR 140 Brown M type SR 220 Brown Mk 10 Arma Brown Mk 20 Brown 1000 Mk 32 Funkwerke Kpenick Gazelle Mk 37 Hokushin Gyropet Mk 37 VT Marine Data Ldt Marine Data Ldt Mk 20 Microtechnica MB 2 Litton SR 180 Polaris TKC ES 140 Polaris MB 2 ES 150 Polaris MB 10 ES 160 Polaris MB 12 TG 3000 Polaris MB 20 TG 5000 Polaris Mk 10 TG 6000 Polaris Mk 2 Vega Vega Sirius Mk 2 Yokogawa CMZ 250X C. Plath Navigat I CMZ 300X Navigat II CMZ 500 Navigat III Yokogawa Hokushin CMZ 200 Navigat VII CMZ 102 Navigat VIII C1 Navigat IX C2 Navigat X C3 Navigat XII IPS 2B