ADIS D252 Y07: 5/ 8.3/ 11 channels used by TRIMBLE 4000SSI AJAC D252 Y07: 6/ 8.3/ 10 channels used by ASHTECH Z-XII3 ALBH D252 Y07: 6/ 8.6/ 12 channels used by AOA BENCHMARK ACT ALGO D252 Y07: 6/ 9.0/ 12 channels used by AOA BENCHMARK ACT ALIC D252 Y07: 7/ 9.7/ 12 channels used by ASHTECH UZ-12 ALME D252 Y07: 7/ 9.4/ 12 channels used by TRIMBLE NETRS ALRT D252 Y07: 8/ 11.3/ 12 channels used by ASHTECH UZ-12 AMC2 D252 Y07: 4/ 6.3/ 8 channels used by ASHTECH Z-XII3T AMU2 D252 Y07: 8/ 11.0/ 12 channels used by TRIMBLE NETRS ANKR D252 Y07: 5/ 8.2/ 11 channels used by AOA SNR-8000 ACT AREQ D252 Y07: 3/ 6.3/ 9 channels used by ASHTECH UZ-12 ARTU D252 Y07: 5/ 9.1/ 11 channels used by ASHTECH Z-XII3 ASPA D252 Y07: 5/ 8.3/ 12 channels used by TRIMBLE 4700 AUCK D252 Y07: 7/ 9.7/ 12 channels used by TRIMBLE NETRS BAHR D252 Y07: 8/ 10.3/ 12 channels used by ASHTECH Z-XII3 BAKO D252 Y07: 7/ 10.7/ 15 channels used by LEICA GRX1200GGPRO BAN2 D252 Y07: 1/ 10.4/ 12 channels used by AOA BENCHMARK ACT BDOS D252 Y07: 7/ 10.0/ 12 channels used by ASHTECH UZ-12 BILI D252 Y07: 7/ 9.7/ 12 channels used by ASHTECH Z-XII3 BJFS D252 Y07: 6/ 8.2/ 11 channels used by ASHTECH Z-XII3 BOGI D252 Y07: 7/ 10.8/ 16 channels used by JPS E_GGD BOGO D252 Y07: 8/ 11.9/ 17 channels used by TPS EUROCARD BOGT D252 Y07: 4/ 8.2/ 11 channels used by ASHTECH UZ-12 BOR1 D252 Y07: 6/ 9.3/ 11 channels used by TRIMBLE NETRS BORJ D252 Y07: 9/ 14.9/ 19 channels used by JPS LEGACY BREW D252 Y07: 6/ 8.7/ 11 channels used by ASHTECH UZ-12 BRMU D252 Y07: 6/ 8.8/ 12 channels used by TRIMBLE 5700 BRST D252 Y07: 7/ 9.0/ 12 channels used by LEICA GRX1200PRO BRUS D252 Y07: 6/ 8.6/ 11 channels used by ASHTECH Z-XII3T BZRG D252 Y07: 5/ 7.7/ 11 channels used by LEICA GRX1200 CAGL D252 Y07: 6/ 8.5/ 12 channels used by TRIMBLE 4700 CAGZ D252 Y07: 8/ 11.0/ 15 channels used by JPS E_GGD CAS1 D252 Y07: 9/ 11.3/ 12 channels used by ASHTECH UZ-12 CASC D252 Y07: 6/ 8.7/ 11 channels used by LEICA SR520 CCJM D252 Y07: 7/ 9.0/ 11 channels used by TRIMBLE 5700 CEDU D252 Y07: 8/ 10.2/ 12 channels used by ASHTECH UZ-12 CHAM D252 Y07: 1/ 8.9/ 10 channels used by BLACKJACK CHAT D252 Y07: 6/ 8.6/ 11 channels used by ASHTECH Z-XII3 CHPI D252 Y07: 8/ 10.2/ 12 channels used by ASHTECH UZ-12 CHUR D252 Y07: 6/ 10.1/ 12 channels used by AOA SNR-12 ACT COCO D252 Y07: 8/ 10.6/ 12 channels used by ASHTECH UZ-12 COMO D252 Y07: 8/ 11.0/ 14 channels used by TPS E_GGD CONT D252 Y07: 10/ 12.9/ 16 channels used by SEPT POLARX2 CONZ D252 Y07: 7/ 11.7/ 15 channels used by TPS E_GGD CRAO D252 Y07: 4/ 7.6/ 8 channels used by ROGUE SNR-8000 CRAR D252 Y07: 11/ 14.3/ 17 channels used by TPS ODYSSEY_E CRO1 D252 Y07: 5/ 7.7/ 11 channels used by ASHTECH UZ-12 DAEJ D252 Y07: 5/ 7.8/ 11 channels used by TRIMBLE NETRS DARR D252 Y07: 8/ 11.7/ 15 channels used by TPS LEGACY DARW D252 Y07: 7/ 9.4/ 12 channels used by ASHTECH UZ-12 DAV1 D252 Y07: 9/ 11.4/ 12 channels used by ASHTECH UZ-12 DELF D252 Y07: 8/ 10.4/ 12 channels used by TRIMBLE 4700 DGAR D252 Y07: 7/ 9.5/ 12 channels used by ASHTECH UZ-12 DHLG D252 Y07: 7/ 9.3/ 11 channels used by ASHTECH Z-XII3 DLFT D252 Y07: 8/ 12.3/ 16 channels used by JPS LEGACY DOUR D252 Y07: 7/ 10.3/ 12 channels used by ASHTECH UZ-12 DRAO D252 Y07: 6/ 9.3/ 12 channels used by AOA BENCHMARK ACT DUBO D252 Y07: 1/ 8.5/ 12 channels used by AOA SNR-8000 ACT EBRE D252 Y07: 7/ 8.8/ 11 channels used by TRIMBLE NETRS EVPA D252 Y07: 1/ 8.1/ 10 channels used by TRIMBLE 4000SSI EXWI D252 Y07: 6/ 8.7/ 11 channels used by TRIMBLE 4000SSI FAA1 D252 Y07: 3/ 9.0/ 12 channels used by TPS LEGACY FAIR D252 Y07: 4/ 8.5/ 11 channels used by ASHTECH UZ-12 FFMJ D252 Y07: 9/ 14.3/ 18 channels used by JPS LEGACY FLIN D252 Y07: 6/ 9.5/ 12 channels used by AOA BENCHMARK ACT GANP D252 Y07: 13/ 17.5/ 23 channels used by TRIMBLE NETR5 GLPS D252 Y07: 7/ 9.9/ 12 channels used by ASHTECH Z-XII3 GLSV D252 Y07: 2/ 8.9/ 11 channels used by TRIMBLE 4000SSI GODE D252 Y07: 5/ 7.6/ 10 channels used by ASHTECH UZ-12 GODZ D252 Y07: 5/ 9.5/ 13 channels used by ASHTECH Z18 GOL2 D252 Y07: 6/ 8.8/ 11 channels used by ASHTECH UZ-12 GOLD D252 Y07: 7/ 8.9/ 12 channels used by ASHTECH Z-XII3 GOPE D252 Y07: 6/ 10.3/ 14 channels used by ASHTECH Z18 GRAS D252 Y07: 7/ 9.9/ 12 channels used by ASHTECH UZ-12 GRAZ D252 Y07: 6/ 9.1/ 12 channels used by TRIMBLE NETRS GUAM D252 Y07: 6/ 7.9/ 11 channels used by ASHTECH Z-XII3 GUAT D252 Y07: 5/ 8.4/ 11 channels used by TRIMBLE 4000SSI HARB D252 Y07: 5/ 7.9/ 10 channels used by TRIMBLE 4000SSI HELG D252 Y07: 8/ 12.6/ 17 channels used by TPS EUROCARD HERS D252 Y07: 6/ 8.7/ 11 channels used by ASHTECH Z-XII3 HERT D252 Y07: 8/ 10.9/ 14 channels used by Ashtech Z18 HIL1 D252 Y07: 6/ 8.9/ 12 channels used by LEICA GRX1200PRO HLFX D252 Y07: 5/ 8.5/ 12 channels used by AOA BENCHMARK ACT HOB2 D252 Y07: 6/ 9.3/ 12 channels used by ASHTECH UZ-12 HOFN D252 Y07: 7/ 8.9/ 9 channels used by TRIMBLE 4000SSI HOLM D252 Y07: 8/ 10.5/ 12 channels used by ASHTECH UZ-12 HRAO D252 Y07: 6/ 8.3/ 11 channels used by ASHTECH UZ-12 HUEG D252 Y07: 8/ 11.4/ 16 channels used by JPS LEGACY HYDE D252 Y07: 5/ 8.8/ 11 channels used by ASHTECH UZ-12 IENG D252 Y07: 6/ 8.7/ 11 channels used by ASHTECH Z-XII3T IISC D252 Y07: 6/ 9.0/ 11 channels used by ASHTECH Z-XII3 INVK D252 Y07: 8/ 10.8/ 12 channels used by ASHTECH UZ-12 IRKJ D252 Y07: 8/ 13.3/ 18 channels used by JPS LEGACY IRKM D252 Y07: 6/ 9.1/ 11 channels used by ASHTECH UZ-12 IRKT D252 Y07: 6/ 7.9/ 8 channels used by ROGUE SNR-8000 JOEN D252 Y07: 5/ 9.5/ 12 channels used by ASHTECH Z-XII3 KARR D252 Y07: 7/ 9.6/ 12 channels used by ASHTECH UZ-12 KERG D252 Y07: 4/ 7.6/ 10 channels used by ASHTECH UZ-12 KGNI D252 Y07: 4/ 6.8/ 9 channels used by ASHTECH Z-XII3 KHAJ D252 Y07: 7/ 12.4/ 16 channels used by JPS LEGACY KIR0 D252 Y07: 9/ 13.2/ 17 channels used by JPS E_GGD KIRU D252 Y07: 7/ 10.1/ 12 channels used by ASHTECH UZ-12 KOKB D252 Y07: 6/ 8.6/ 11 channels used by ASHTECH UZ-12 KOUR D252 Y07: 7/ 9.8/ 12 channels used by ASHTECH UZ-12 KUNM D252 Y07: 5/ 7.5/ 8 channels used by ROGUE SNR-8000 LAMA D252 Y07: 5/ 8.8/ 12 channels used by ASHTECH Z-XII3 LEIJ D252 Y07: 9/ 14.1/ 18 channels used by JPS LEGACY LHAZ D252 Y07: 5/ 11.6/ 18 channels used by TPS E_GGD LPAL D252 Y07: 2/ 9.0/ 12 channels used by TRIMBLE 4000SSI LPGS D252 Y07: 2/ 7.8/ 11 channels used by AOA BENCHMARK ACT MAC1 D252 Y07: 7/ 10.2/ 12 channels used by ASHTECH UZ-12 MAD2 D252 Y07: 6/ 8.2/ 11 channels used by ASHTECH Z-XII3T MADR D252 Y07: 5/ 8.2/ 11 channels used by ASHTECH Z-XII3 MALI D252 Y07: 5/ 8.8/ 12 channels used by ASHTECH Z-XII3 MAR6 D252 Y07: 8/ 12.7/ 17 channels used by JPS E_GGD MAS1 D252 Y07: 4/ 7.5/ 10 channels used by ASHTECH Z-XII3 MAT1 D252 Y07: 6/ 10.4/ 14 channels used by ASHTECH Z18 MATE D252 Y07: 6/ 8.4/ 12 channels used by TRIMBLE 4000SSI MAUI D252 Y07: 7/ 9.6/ 11 channels used by ASHTECH Z-XII3 MAW1 D252 Y07: 6/ 10.3/ 12 channels used by LEICA GRX1200 MCIL D252 Y07: 7/ 9.2/ 12 channels used by TRIMBLE 5700 MCM4 D252 Y07: 6/ 10.2/ 12 channels used by ASHTECH Z-XII3 MDO1 D252 Y07: 6/ 8.7/ 11 channels used by ASHTECH UZ-12 MDVJ D252 Y07: 10/ 13.9/ 18 channels used by JPS LEGACY MEDI D252 Y07: 5/ 8.7/ 12 channels used by TRIMBLE 4000SSI METS D252 Y07: 7/ 9.8/ 12 channels used by ASHTECH Z-XII3 METZ D252 Y07: 9/ 13.2/ 17 channels used by JPS EUROCARD MIZU D252 Y07: 6/ 9.2/ 12 channels used by SEPT POLARX2 MKEA D252 Y07: 5/ 8.1/ 10 channels used by ASHTECH Z-XII3 MOBJ D252 Y07: 6/ 10.7/ 15 channels used by TPS LEGACY MOBN D252 Y07: 4/ 7.0/ 9 channels used by ASHTECH Z-XII3 MOBS D252 Y07: 6/ 8.5/ 12 channels used by LEICA GRX1200PRO MONP D252 Y07: 6/ 8.8/ 11 channels used by ASHTECH Z-XII3 MTBG D252 Y07: 8/ 11.5/ 16 channels used by TPS GB-1000 MTKA D252 Y07: 8/ 11.4/ 14 channels used by Ashtech Z18 NANO D252 Y07: 7/ 8.7/ 12 channels used by LEICA CRS1000 NISU D252 Y07: 6/ 8.5/ 11 channels used by NOV EURO4-1.00-222 NKLG D252 Y07: 5/ 8.8/ 12 channels used by TRIMBLE 4000SSI NLIB D252 Y07: 6/ 8.6/ 12 channels used by AOA SNR-12 ACT NNOR D252 Y07: 5/ 7.9/ 10 channels used by ASHTECH Z-XII3 NOT1 D252 Y07: 6/ 8.3/ 12 channels used by TRIMBLE 4000SSI NOVM D252 Y07: 6/ 11.4/ 16 channels used by JPS LEGACY NPLD D252 Y07: 7/ 9.7/ 12 channels used by ASHTECH Z-XII3T NRC1 D252 Y07: 5/ 8.6/ 12 channels used by AOA SNR-12 ACT NRIL D252 Y07: 6/ 9.9/ 12 channels used by ASHTECH UZ-12 NRL1 D252 Y07: 6/ 8.2/ 10 channels used by ASHTECH Z-XII3T NRMD D252 Y07: 6/ 9.4/ 11 channels used by TRIMBLE NETRS NSSP D252 Y07: 8/ 9.5/ 12 channels used by ASHTECH UZ-12 NTUS D252 Y07: 9/ 12.9/ 16 channels used by LEICA GRX1200GGPRO NYA1 D252 Y07: 9/ 11.2/ 12 channels used by AOA BENCHMARK ACT NYAL D252 Y07: 9/ 11.2/ 12 channels used by AOA BENCHMARK ACT OBE2 D252 Y07: 7/ 10.1/ 12 channels used by AOA BENCHMARK ACT ONSA D252 Y07: 9/ 12.7/ 17 channels used by JPS E_GGD OPMT D252 Y07: 5/ 7.9/ 11 channels used by ASHTECH Z-XII3T OUS2 D252 Y07: 8/ 10.0/ 12 channels used by SEPT POLARX2 PADO D252 Y07: 6/ 9.3/ 12 channels used by TRIMBLE NETRS PARK D252 Y07: 6/ 10.0/ 14 channels used by JPS E_GGD PDEL D252 Y07: 7/ 8.9/ 11 channels used by LEICA RS500 PENC D252 Y07: 8/ 11.6/ 16 channels used by LEICA GRX1200GGPRO PERT D252 Y07: 6/ 8.4/ 12 channels used by ASHTECH UZ-12 PETP D252 Y07: 6/ 8.9/ 12 channels used by ASHTECH Z-XII3 PETS D252 Y07: 5/ 7.7/ 10 channels used by ASHTECH Z-XII3 PFAN D252 Y07: 7/ 9.6/ 12 channels used by ASHTECH UZ-12 PIE1 D252 Y07: 6/ 8.4/ 11 channels used by ASHTECH UZ-12 PIMO D252 Y07: 5/ 7.4/ 10 channels used by ASHTECH Z-XII3 POL2 D252 Y07: 6/ 8.3/ 11 channels used by ASHTECH Z-XII3 POUS D252 Y07: 8/ 12.0/ 17 channels used by TPS GB-1000 PRDS D252 Y07: 7/ 9.1/ 12 channels used by AOA BENCHMARK ACT PTBB D252 Y07: 4/ 7.6/ 11 channels used by ASHTECH Z-XII3T QAQ1 D252 Y07: 8/ 10.5/ 12 channels used by ASHTECH UZ-12 QUIN D252 Y07: 6/ 8.0/ 10 channels used by ASHTECH UZ-12 RABT D252 Y07: 1/ 7.9/ 8 channels used by ROGUE SNR-8000 RAMO D252 Y07: 5/ 6.9/ 9 channels used by LEICA RS500 REDU D252 Y07: 7/ 9.3/ 12 channels used by ASHTECH UZ-12 RESO D252 Y07: 7/ 10.9/ 12 channels used by ASHTECH UZ-12 REUN D252 Y07: 6/ 9.3/ 12 channels used by ASHTECH Z18 REYK D252 Y07: 7/ 10.3/ 12 channels used by AOA SNR-8000 ACT REYZ D252 Y07: 12/ 14.8/ 18 channels used by JPS LEGACY RIO2 D252 Y07: 7/ 9.9/ 12 channels used by ASHTECH Z-XII3 RIOP D252 Y07: 6/ 9.7/ 12 channels used by TRIMBLE 4000SSI SACC D252 Y07: 5/ 6.8/ 7 channels used by BLACKJACK SANT D252 Y07: 2/ 8.5/ 12 channels used by ASHTECH Z-XII3 SASS D252 Y07: 9/ 14.0/ 18 channels used by JPS LEGACY SCH2 D252 Y07: 6/ 9.0/ 12 channels used by AOA SNR-12 ACT SELE D252 Y07: 4/ 7.4/ 8 channels used by ROGUE SNR-8000 SEY1 D252 Y07: 5/ 8.0/ 11 channels used by ASHTECH UZ-12 SFER D252 Y07: 7/ 9.0/ 11 channels used by TRIMBLE NETRS SIMO D252 Y07: 3/ 7.7/ 8 channels used by ROGUE SNR-8000 SJDV D252 Y07: 6/ 8.7/ 11 channels used by ASHTECH Z-XII3 SKE0 D252 Y07: 9/ 13.0/ 17 channels used by JPS E_GGD SNEC D252 Y07: 8/ 11.9/ 17 channels used by TPS GB-1000 SODA D252 Y07: 6/ 9.6/ 12 channels used by ASHTECH Z-XII3 SOFI D252 Y07: 8/ 11.4/ 16 channels used by TPS E_GGD SPT0 D252 Y07: 8/ 11.9/ 17 channels used by JPS LEGACY SSIA D252 Y07: 6/ 9.8/ 12 channels used by TRIMBLE NETRS STJO D252 Y07: 4/ 8.8/ 12 channels used by AOA BENCHMARK ACT STR1 D252 Y07: 7/ 9.5/ 12 channels used by LEICA GRX1200 STR2 D252 Y07: 8/ 13.3/ 18 channels used by TPS E_GGD SUTH D252 Y07: 6/ 8.6/ 11 channels used by ASHTECH UZ-12 SUTM D252 Y07: 6/ 10.6/ 12 channels used by AOA BENCHMARK ACT SUWN D252 Y07: 5/ 8.0/ 11 channels used by TRIMBLE NETRS SYDN D252 Y07: 6/ 8.2/ 11 channels used by JPS E_GGD SYOG D252 Y07: 6/ 9.1/ 12 channels used by TRIMBLE NETRS TASH D252 Y07: 2/ 9.4/ 12 channels used by AOA BENCHMARK ACT TERS D252 Y07: 8/ 10.4/ 12 channels used by TRIMBLE 4700 THTI D252 Y07: 6/ 8.8/ 12 channels used by ASHTECH UZ-12 THU2 D252 Y07: 11/ 15.1/ 19 channels used by JPS LEGACY THU3 D252 Y07: 7/ 11.3/ 12 channels used by ASHTECH UZ-12 TID1 D252 Y07: 2/ 7.6/ 11 channels used by ASHTECH UZ-12 TID2 D252 Y07: 6/ 9.2/ 11 channels used by ROGUE SNR-12 RM TIDB D252 Y07: 3/ 7.4/ 10 channels used by ASHTECH Z-XII3 TITZ D252 Y07: 9/ 14.6/ 19 channels used by JPS LEGACY TIXI D252 Y07: 7/ 10.0/ 12 channels used by ASHTECH Z-XII3 TIXJ D252 Y07: 12/ 15.4/ 19 channels used by TPS ODYSSEY_E TLSE D252 Y07: 6/ 8.5/ 9 channels used by TRIMBLE 4000SSI TOW2 D252 Y07: 8/ 10.2/ 12 channels used by ASHTECH UZ-12 TRAB D252 Y07: 6/ 8.5/ 10 channels used by ASHTECH Z-XII3 TRO1 D252 Y07: 1/ 11.3/ 12 channels used by AOA BENCHMARK ACT TROM D252 Y07: 7/ 10.9/ 12 channels used by AOA BENCHMARK ACT TSKB D252 Y07: 5/ 9.0/ 12 channels used by AOA BENCHMARK ACT TWTF D252 Y07: 6/ 8.7/ 11 channels used by ASHTECH Z-XII3T UCLU D252 Y07: 7/ 8.7/ 11 channels used by TRIMBLE NETRS ULAB D252 Y07: 1/ 9.8/ 12 channels used by AOA SNR-8000 ACT UNB3 D252 Y07: 8/ 12.4/ 17 channels used by TRIMBLE NETR5 UNBJ D252 Y07: 8/ 13.3/ 18 channels used by TPS LEGACY UNBT D252 Y07: 9/ 13.2/ 17 channels used by TPS NET-G3 UNFE D252 Y07: 3/ 9.9/ 13 channels used by ASHTECH Z18 UNPG D252 Y07: 8/ 11.1/ 15 channels used by TPS ODYSSEY_E UNSA D252 Y07: 5/ 8.2/ 11 channels used by ASHTECH Z-XII3 URUM D252 Y07: 6/ 10.2/ 12 channels used by AOA SNR-8000 ACT USN3 D252 Y07: 6/ 8.3/ 10 channels used by ASHTECH Z-XII3T USNO D252 Y07: 5/ 7.6/ 10 channels used by ASHTECH Z-XII3T USUD D252 Y07: 5/ 7.6/ 10 channels used by ASHTECH Z-XII3 VAAS D252 Y07: 6/ 9.0/ 12 channels used by ASHTECH Z-XII3 VESL D252 Y07: 7/ 10.7/ 12 channels used by TRIMBLE 4000SSI VIL0 D252 Y07: 9/ 13.3/ 17 channels used by JPS EGGDT VILL D252 Y07: 5/ 7.9/ 11 channels used by ASHTECH Z-XII3 VIS0 D252 Y07: 8/ 12.7/ 17 channels used by JPS EGGDT WAB1 D252 Y07: 5/ 7.7/ 11 channels used by ASHTECH Z-XII3T WAB2 D252 Y07: 5/ 7.8/ 11 channels used by ASHTECH Z-XII3T WARN D252 Y07: 10/ 14.7/ 18 channels used by JPS LEGACY WES2 D252 Y07: 5/ 7.7/ 8 channels used by ROGUE SNR-8000 WHIT D252 Y07: 6/ 9.5/ 12 channels used by AOA SNR-8000 ACT WILL D252 Y07: 7/ 9.8/ 12 channels used by AOA BENCHMARK ACT WIND D252 Y07: 6/ 8.8/ 12 channels used by ASHTECH Z-XII3 WROC D252 Y07: 9/ 13.9/ 19 channels used by LEICA GRX1200GGPRO WSRT D252 Y07: 5/ 9.5/ 12 channels used by AOA SNR-12 ACT WTZA D252 Y07: 6/ 9.1/ 11 channels used by ASHTECH Z-XII3T WTZJ D252 Y07: 9/ 13.4/ 18 channels used by JPS LEGACY WTZR D252 Y07: 9/ 13.2/ 18 channels used by TPS NETG3 WTZS D252 Y07: 7/ 9.4/ 12 channels used by SEPT POLARX2 WTZZ D252 Y07: 9/ 13.6/ 18 channels used by TPS E_GGD XMIS D252 Y07: 8/ 10.2/ 12 channels used by ASHTECH UZ-12 YAKT D252 Y07: 6/ 9.3/ 12 channels used by ASHTECH Z-XII3 YAR2 D252 Y07: 7/ 9.4/ 12 channels used by ASHTECH UZ-12 YELL D252 Y07: 5/ 9.7/ 12 channels used by AOA SNR-12 ACT YSSK D252 Y07: 6/ 8.9/ 11 channels used by ASHTECH Z-XII3 ZAMB D252 Y07: 5/ 8.0/ 8 channels used by ROGUE SNR-8000 ZECK D252 Y07: 7/ 9.1/ 11 channels used by ASHTECH Z-XII3 ZIMM D252 Y07: 7/ 9.8/ 12 channels used by TRIMBLE NETRS ZIMT D252 Y07: 13/ 17.1/ 22 channels used by TRIMBLE NETR5 ZWE2 D252 Y07: 8/ 12.1/ 16 channels used by SEPT POLARX2