ABMF D281 Y20: 29/ 33.4/ 39 channels used by SEPT POLARX5 ABPO D281 Y20: 23/ 26.2/ 33 channels used by SEPT POLARX5 ADIS D281 Y20: 11/ 14.9/ 19 channels used by JPS LEGACY AIRA D281 Y20: 9/ 13.6/ 18 channels used by TRIMBLE NETR9 ALAC D281 Y20: 14/ 19.0/ 25 channels used by LEICA GR25 ALBH D281 Y20: 13/ 16.7/ 20 channels used by SEPT POLARX5 ALGO D281 Y20: 12/ 15.7/ 19 channels used by SEPT POLARX5 ALIC D281 Y20: 16/ 21.6/ 25 channels used by LEICA GR25 ALME D281 Y20: 11/ 15.0/ 19 channels used by TRIMBLE NETR9 AMU2 D281 Y20: 18/ 21.9/ 24 channels used by TRIMBLE NETR8 ANKR D281 Y20: 19/ 24.6/ 34 channels used by LEICA GR30 AREG D281 Y20: 28/ 32.0/ 37 channels used by SEPT POLARX5 AREQ D281 Y20: 18/ 22.9/ 27 channels used by JAVAD TRE_G3TH DELTA ARTU D281 Y20: 13/ 17.9/ 24 channels used by JAVAD TRE_G3TH DELTA ASCG D281 Y20: 23/ 29.0/ 33 channels used by TRIMBLE NETR9 ASPA D281 Y20: 15/ 18.5/ 22 channels used by TRIMBLE NETR5 AUCK D281 Y20: 22/ 26.5/ 33 channels used by TRIMBLE ALLOY AXPV D281 Y20: 25/ 30.1/ 36 channels used by TRIMBLE NETR9 AZGB D281 Y20: 13/ 17.4/ 22 channels used by TRIMBLE NETR5 BADG D281 Y20: 14/ 18.2/ 22 channels used by JAVAD TRE_G3TH DELTA BADH D281 Y20: 25/ 29.9/ 35 channels used by LEICA GR50 BAKE D281 Y20: 15/ 18.9/ 24 channels used by TPS NET-G3A BARH D281 Y20: 16/ 18.9/ 22 channels used by LEICA GR30 BISK D281 Y20: 2/ 18.0/ 20 channels used by TPS NETG3 BJFS D281 Y20: 14/ 17.2/ 21 channels used by TRIMBLE NETR9 BNDY D281 Y20: 17/ 23.4/ 30 channels used by TRIMBLE NETR9 BOAV D281 Y20: 26/ 30.5/ 35 channels used by TRIMBLE NETR9 BOGI D281 Y20: 15/ 19.9/ 26 channels used by JAVAD TRE_G3T DELTA BOGO D281 Y20: 15/ 18.3/ 20 channels used by JPS EGGDT BOGT D281 Y20: 19/ 24.0/ 29 channels used by JAVAD TRE_3 DELTA BORJ D281 Y20: 19/ 24.2/ 30 channels used by JAVAD TRE_3 DELTA BREW D281 Y20: 21/ 25.8/ 32 channels used by SEPT POLARX5TR BRFT D281 Y20: 8/ 10.8/ 12 channels used by LEICA GRX1200PRO BRST D281 Y20: 24/ 29.6/ 36 channels used by TRIMBLE ALLOY BRUX D281 Y20: 16/ 19.7/ 25 channels used by SEPT POLARX5TR BSHM D281 Y20: 18/ 24.0/ 30 channels used by JAVAD TRE_3 DELTA CAGS D281 Y20: 8/ 10.2/ 13 channels used by TRIMBLE NETR8 CANT D281 Y20: 15/ 19.0/ 24 channels used by LEICA GR10 CAS1 D281 Y20: 23/ 26.7/ 29 channels used by SEPT POLARXS CCJ2 D281 Y20: 13/ 15.9/ 21 channels used by TRIMBLE NETR9 CEFE D281 Y20: 21/ 26.1/ 31 channels used by TRIMBLE NETR9 CHAN D281 Y20: 6/ 8.7/ 11 channels used by ASHTECH UZ-12 CHPG D281 Y20: 21/ 28.6/ 34 channels used by TRIMBLE ALLOY CHTI D281 Y20: 23/ 27.7/ 34 channels used by TRIMBLE ALLOY CHUM D281 Y20: 8/ 10.3/ 12 channels used by TRIMBLE NETRS CHUR D281 Y20: 14/ 18.1/ 23 channels used by TPS NET-G3A CKIS D281 Y20: 18/ 24.5/ 30 channels used by TRIMBLE NETR9 CLGO D281 Y20: 5/ 10.0/ 12 channels used by TRIMBLE NETRS CNMR D281 Y20: 21/ 27.0/ 33 channels used by TRIMBLE NETR9 COMO D281 Y20: 18/ 23.1/ 28 channels used by TPS NET-G5 CORD D281 Y20: 17/ 24.6/ 32 channels used by JAVAD TRE_G3TH DELTA CPVG D281 Y20: 24/ 29.7/ 35 channels used by TRIMBLE NETR9 CPXF D281 Y20: 13/ 17.5/ 23 channels used by LEICA GR30 CRO1 D281 Y20: 19/ 23.3/ 28 channels used by JAVAD TRE_3 DELTA DAEJ D281 Y20: 16/ 20.9/ 25 channels used by TRIMBLE NETR9 DELF D281 Y20: 15/ 19.4/ 20 channels used by TPS ODYSSEY_E DGAR D281 Y20: 23/ 26.0/ 30 channels used by SEPT POLARX5 DHLG D281 Y20: 13/ 17.1/ 22 channels used by TPS NET-G3A DLF1 D281 Y20: 16/ 21.2/ 26 channels used by TRIMBLE NETR9 DOUR D281 Y20: 16/ 20.4/ 25 channels used by SEPT POLARX4 DRAG D281 Y20: 12/ 15.2/ 21 channels used by JAVAD TRE_3 DELTA DRAO D281 Y20: 13/ 16.7/ 21 channels used by SEPT POLARX5 DUBO D281 Y20: 12/ 16.1/ 20 channels used by SEPT POLARX5 DUND D281 Y20: 25/ 29.3/ 34 channels used by TRIMBLE ALLOY EUSK D281 Y20: 27/ 32.0/ 37 channels used by LEICA GR50 FAIR D281 Y20: 17/ 22.2/ 28 channels used by JAVAD TRE_G3TH DELTA FALK D281 Y20: 17/ 22.5/ 28 channels used by SEPT POLARX5 FFMJ D281 Y20: 18/ 23.8/ 29 channels used by JAVAD TRE_3 DELTA FLIN D281 Y20: 14/ 17.7/ 21 channels used by SEPT POLARX5 FRDN D281 Y20: 12/ 16.3/ 20 channels used by TPS NET-G3A FTNA D281 Y20: 21/ 25.9/ 31 channels used by TRIMBLE NETR9 GANP D281 Y20: 19/ 27.5/ 33 channels used by TRIMBLE ALLOY GLPS D281 Y20: 21/ 24.2/ 28 channels used by JAVAD TRE_G3TH DELTA GLSV D281 Y20: 16/ 20.5/ 25 channels used by TRIMBLE NETR9 GMSD D281 Y20: 21/ 25.5/ 31 channels used by TRIMBLE NETR9 GODE D281 Y20: 21/ 24.2/ 30 channels used by SEPT POLARX5TR GODZ D281 Y20: 12/ 16.2/ 20 channels used by JPS EGGDT GOL2 D281 Y20: 6/ 9.5/ 12 channels used by ASHTECH UZ-12 GOLD D281 Y20: 19/ 22.7/ 28 channels used by JAVAD TRE_G3TH DELTA GOP6 D281 Y20: 21/ 25.3/ 31 channels used by SEPT POLARX5 GOP7 D281 Y20: 17/ 25.3/ 31 channels used by TRIMBLE NETR9 GOPE D281 Y20: 16/ 21.5/ 26 channels used by TRIMBLE ALLOY GRAC D281 Y20: 19/ 26.7/ 32 channels used by LEICA GR25 GRAZ D281 Y20: 16/ 19.9/ 25 channels used by SEPT POLARX5 GUAM D281 Y20: 18/ 22.2/ 27 channels used by JAVAD TRE_3 DELTA GUAT D281 Y20: 14/ 18.0/ 22 channels used by LEICA GRX1200GGPRO GUUG D281 Y20: 14/ 19.4/ 25 channels used by LEICA GR50 HARB D281 Y20: 30/ 35.4/ 44 channels used by SEPT POLARX5TR HELG D281 Y20: 18/ 24.2/ 30 channels used by JAVAD TRE_3 DELTA HERS D281 Y20: 29/ 32.4/ 39 channels used by SEPT POLARX5TR HERT D281 Y20: 14/ 18.6/ 23 channels used by LEICA GRX1200GGPRO HLFX D281 Y20: 11/ 15.2/ 19 channels used by TPS NET-G3A HOFN D281 Y20: 29/ 32.5/ 37 channels used by LEICA GR50 HOLB D281 Y20: 24/ 28.6/ 35 channels used by SEPT POLARX5 HRAO D281 Y20: 12/ 14.5/ 19 channels used by JAVAD TRE_G3TH DELTA HUEG D281 Y20: 18/ 23.0/ 28 channels used by JAVAD TRE_3 DELTA HYDE D281 Y20: 11/ 15.5/ 20 channels used by LEICA GRX1200GGPRO IBIZ D281 Y20: 14/ 18.3/ 22 channels used by LEICA GR25 IDDR D281 Y20: 14/ 18.1/ 22 channels used by LEICA GR25 IENG D281 Y20: 15/ 19.5/ 25 channels used by SEPT POLARX4TR IISC D281 Y20: 18/ 21.0/ 28 channels used by SEPT POLARX5 ILDX D281 Y20: 25/ 30.7/ 36 channels used by TRIMBLE NETR9 IMPZ D281 Y20: 16/ 19.6/ 23 channels used by TRIMBLE NETR5 INEG D281 Y20: 17/ 21.6/ 26 channels used by LEICA GR10 INVK D281 Y20: 7/ 11.8/ 15 channels used by TRIMBLE NETR9 IQAL D281 Y20: 14/ 18.5/ 23 channels used by TPS NET-G3A IQQE D281 Y20: 6/ 9.2/ 12 channels used by TRIMBLE NETR9 IRKJ D281 Y20: 15/ 18.2/ 20 channels used by JPS LEGACY IRKM D281 Y20: 16/ 19.7/ 24 channels used by JAVAD TRE_G3TH DELTA ISTA D281 Y20: 21/ 26.6/ 32 channels used by LEICA GR25 JFNG D281 Y20: 22/ 26.4/ 31 channels used by TRIMBLE ALLOY JOZ2 D281 Y20: 16/ 20.1/ 25 channels used by TRIMBLE NETR9 JOZE D281 Y20: 13/ 17.1/ 23 channels used by SEPT POLARX5 JPLM D281 Y20: 18/ 23.3/ 30 channels used by SEPT POLARX5 KARR D281 Y20: 22/ 27.5/ 34 channels used by TRIMBLE NETR9 KERG D281 Y20: 22/ 27.5/ 33 channels used by TRIMBLE NETR9 KGNI D281 Y20: 4/ 7.4/ 10 channels used by TRIMBLE NETRS KLOP D281 Y20: 13/ 18.3/ 24 channels used by TRIMBLE NETR9 KOKV D281 Y20: 16/ 18.7/ 26 channels used by JAVAD TRE_G3TH DELTA KOS1 D281 Y20: 16/ 20.7/ 26 channels used by SEPT POLARX5E KOUC D281 Y20: 14/ 18.3/ 24 channels used by TRIMBLE NETR9 KOUG D281 Y20: 33/ 36.6/ 42 channels used by SEPT POLARX5TR KRGG D281 Y20: 30/ 34.5/ 39 channels used by TRIMBLE ALLOY LAMA D281 Y20: 12/ 16.7/ 23 channels used by LEICA GRX1200+GNSS LMMF D281 Y20: 29/ 33.4/ 38 channels used by TRIMBLE ALLOY LPAL D281 Y20: 14/ 17.9/ 23 channels used by LEICA GRX1200GGPRO MAD2 D281 Y20: 6/ 8.8/ 12 channels used by ASHTECH Z-XII3T MADR D281 Y20: 15/ 20.6/ 25 channels used by JAVAD TRE_G3TH DELTA MAG0 D281 Y20: 6/ 9.1/ 12 channels used by ASHTECH Z-XII3 MALA D281 Y20: 13/ 18.4/ 23 channels used by LEICA GR25 MANA D281 Y20: 7/ 9.9/ 13 channels used by TRIMBLE NETR9 MARS D281 Y20: 18/ 24.3/ 29 channels used by LEICA GR25 MAUI D281 Y20: 7/ 9.8/ 12 channels used by TRIMBLE NETRS MAYG D281 Y20: 26/ 31.2/ 37 channels used by TRIMBLE ALLOY MBAR D281 Y20: 23/ 27.8/ 31 channels used by JAVAD TRE_3 DELTA MCM4 D281 Y20: 21/ 25.1/ 29 channels used by JAVAD TRE_G3TH DELTA MDVJ D281 Y20: 11/ 16.2/ 20 channels used by TPS NETG3 MELI D281 Y20: 13/ 18.1/ 23 channels used by LEICA GR10 METG D281 Y20: 29/ 33.9/ 41 channels used by SEPT POLARX5 MOBJ D281 Y20: 11/ 15.1/ 20 channels used by JPS LEGACY MOBK D281 Y20: 11/ 15.4/ 20 channels used by JPS EGGDT MOBN D281 Y20: 5/ 7.7/ 11 channels used by ASHTECH UZ-12 MOBS D281 Y20: 18/ 23.4/ 31 channels used by SEPT POLARX4TR MODA D281 Y20: 9/ 12.9/ 17 channels used by TPS NET-G5 MONP D281 Y20: 11/ 14.8/ 18 channels used by TPS NET-G3A MQZG D281 Y20: 18/ 22.7/ 28 channels used by TRIMBLE ALLOY MTKA D281 Y20: 13/ 15.2/ 19 channels used by TRIMBLE NETR9 NANO D281 Y20: 23/ 27.0/ 34 channels used by SEPT POLARX5 NEIA D281 Y20: 11/ 16.3/ 20 channels used by TRIMBLE NETR8 NICO D281 Y20: 23/ 28.8/ 36 channels used by LEICA GR50 NIST D281 Y20: 6/ 9.6/ 11 channels used by NOV OEM4-G2 NKLG D281 Y20: 33/ 36.6/ 42 channels used by SEPT POLARX5 NLIB D281 Y20: 14/ 18.6/ 27 channels used by SEPT POLARX5TR NOVM D281 Y20: 13/ 16.4/ 20 channels used by JPS LEGACY NRC1 D281 Y20: 13/ 17.0/ 21 channels used by JAVAD TRE_G3TH DELTA NRIL D281 Y20: 7/ 10.5/ 12 channels used by ASHTECH UZ-12 NRMD D281 Y20: 15/ 19.0/ 25 channels used by TRIMBLE NETR9 NRMG D281 Y20: 26/ 33.0/ 39 channels used by SEPT POLARX5 NTUS D281 Y20: 13/ 16.0/ 19 channels used by LEICA GR50 NVSK D281 Y20: 13/ 16.7/ 21 channels used by TRIMBLE R7 GNSS NYA1 D281 Y20: 16/ 20.7/ 24 channels used by TRIMBLE NETR8 NYAL D281 Y20: 17/ 21.0/ 24 channels used by TRIMBLE NETR9 OHI2 D281 Y20: 21/ 24.3/ 30 channels used by JAVAD TRE_G3TH DELTA OHI3 D281 Y20: 28/ 32.4/ 38 channels used by LEICA GR50 OPMT D281 Y20: 6/ 8.3/ 11 channels used by ASHTECH Z-XII3T PALM D281 Y20: 21/ 25.3/ 30 channels used by JAVAD TRE_G3TH DELTA PARC D281 Y20: 23/ 29.1/ 35 channels used by TRIMBLE ALLOY PARK D281 Y20: 19/ 24.1/ 31 channels used by TRIMBLE NETR9 PENC D281 Y20: 10/ 15.2/ 20 channels used by LEICA GRX1200GGPRO PETS D281 Y20: 13/ 16.0/ 20 channels used by JAVAD TRE_G3TH DELTA PFA2 D281 Y20: 13/ 19.2/ 24 channels used by LEICA GRX1200+GNSS PGC5 D281 Y20: 21/ 26.1/ 32 channels used by SEPT POLARX5 PIE1 D281 Y20: 21/ 26.4/ 35 channels used by SEPT POLARX5 PIMO D281 Y20: 11/ 13.9/ 18 channels used by JAVAD TRE_G3TH DELTA PIN1 D281 Y20: 12/ 16.6/ 21 channels used by TPS NET-G3A PIN2 D281 Y20: 12/ 16.9/ 21 channels used by TPS NET-G3A POLV D281 Y20: 15/ 19.6/ 24 channels used by LEICA GR10 POUS D281 Y20: 14/ 17.5/ 20 channels used by TPS GB-1000 POVE D281 Y20: 27/ 30.7/ 36 channels used by TRIMBLE NETR9 PRDS D281 Y20: 13/ 17.0/ 21 channels used by JAVAD TRE_3N DELTA PTAG D281 Y20: 14/ 18.3/ 24 channels used by LEICA GR50 PTBB D281 Y20: 29/ 32.5/ 39 channels used by SEPT POLARX5TR QAQ1 D281 Y20: 24/ 28.3/ 34 channels used by SEPT POLARX5 QUIN D281 Y20: 18/ 22.8/ 29 channels used by JAVAD TRE_3 DELTA RAMO D281 Y20: 13/ 18.0/ 23 channels used by JAVAD TRE_G3TH DELTA RDSD D281 Y20: 21/ 26.0/ 30 channels used by TRIMBLE NETR9 REUN D281 Y20: 28/ 33.6/ 42 channels used by SEPT POLARX5 REYK D281 Y20: 29/ 33.2/ 37 channels used by LEICA GR50 RGDG D281 Y20: 25/ 32.7/ 38 channels used by TRIMBLE ALLOY RIGA D281 Y20: 22/ 26.6/ 32 channels used by LEICA GR25 RIOP D281 Y20: 9/ 11.3/ 12 channels used by TRIMBLE NETRS SANT D281 Y20: 19/ 25.7/ 33 channels used by SEPT POLARX5 SAVO D281 Y20: 23/ 29.8/ 35 channels used by TRIMBLE NETR9 SCH2 D281 Y20: 13/ 17.4/ 21 channels used by JAVAD TRE_3N DELTA SCOR D281 Y20: 24/ 28.6/ 34 channels used by SEPT POLARX5 SCRZ D281 Y20: 18/ 23.7/ 30 channels used by LEICA GR10 SCTB D281 Y20: 27/ 30.9/ 35 channels used by TRIMBLE ALLOY SEYG D281 Y20: 31/ 36.9/ 43 channels used by SEPT POLARX5 SJDV D281 Y20: 21/ 27.2/ 33 channels used by TRIMBLE NETR9 SKE0 D281 Y20: 18/ 20.5/ 26 channels used by SEPT POLARX5 SMNE D281 Y20: 25/ 29.2/ 36 channels used by TRIMBLE NETR9 SMST D281 Y20: 4/ 7.4/ 10 channels used by TRIMBLE NETR9 SOFI D281 Y20: 12/ 18.1/ 23 channels used by LEICA GRX1200GGPRO SSIA D281 Y20: 18/ 22.7/ 27 channels used by TRIMBLE NETR9 STHL D281 Y20: 23/ 27.4/ 32 channels used by JAVAD TRE_3 DELTA STJ3 D281 Y20: 27/ 31.1/ 37 channels used by SEPT POLARX5TR STJO D281 Y20: 13/ 16.0/ 19 channels used by JAVAD TRE_3N DELTA STK2 D281 Y20: 12/ 16.4/ 20 channels used by TRIMBLE NETR9 SUTH D281 Y20: 23/ 26.0/ 32 channels used by SEPT POLARX5 SVTL D281 Y20: 23/ 26.6/ 32 channels used by JAVAD TRE_3 DELTA SYDN D281 Y20: 15/ 20.0/ 27 channels used by SEPT POLARX4TR SYOG D281 Y20: 17/ 20.0/ 24 channels used by TRIMBLE ALLOY TABL D281 Y20: 16/ 18.6/ 24 channels used by TRIMBLE NETR9 TABV D281 Y20: 19/ 24.1/ 31 channels used by JAVAD TRE_G3TH DELTA TCMS D281 Y20: 6/ 8.9/ 12 channels used by LEICA SR530 TERS D281 Y20: 15/ 20.8/ 24 channels used by SEPT POLARX5E THTG D281 Y20: 26/ 31.4/ 35 channels used by SEPT POLARX5TR THTI D281 Y20: 15/ 17.8/ 22 channels used by TRIMBLE NETR8 THU2 D281 Y20: 17/ 21.4/ 25 channels used by JAVAD TRE_G3T SIGMA TIDB D281 Y20: 6/ 8.8/ 11 channels used by ASHTECH UZ-12 TIXG D281 Y20: 16/ 18.7/ 20 channels used by TPS ODYSSEY_E TIXI D281 Y20: 16/ 19.1/ 20 channels used by JPS EGGDT TLSE D281 Y20: 23/ 28.2/ 33 channels used by TRIMBLE NETR9 TN22 D281 Y20: 13/ 16.1/ 19 channels used by TPS NETG3 TNML D281 Y20: 18/ 22.4/ 27 channels used by AOA BENCHMARK ACT TORI D281 Y20: 12/ 16.9/ 21 channels used by LEICA GR30 TRO1 D281 Y20: 17/ 20.9/ 25 channels used by TRIMBLE NETR9 TSEA D281 Y20: 16/ 20.1/ 24 channels used by LEICA GRX1200GGPRO TSK2 D281 Y20: 13/ 16.8/ 20 channels used by TRIMBLE NETR9 TSKB D281 Y20: 13/ 16.0/ 20 channels used by TRIMBLE NETR9 TXES D281 Y20: 12/ 16.0/ 19 channels used by TRIMBLE NETR9 UCLU D281 Y20: 19/ 23.6/ 30 channels used by SEPT POLARX5 UNBJ D281 Y20: 14/ 17.8/ 20 channels used by TPS LEGACY UNBN D281 Y20: 12/ 19.9/ 23 channels used by NOV OEM6 UNPG D281 Y20: 12/ 17.4/ 21 channels used by TPS NET-G5 UNTR D281 Y20: 12/ 17.5/ 22 channels used by TPS NET-G5 URUS D281 Y20: 10/ 15.1/ 19 channels used by LEICA GRX1200+GNSS USUD D281 Y20: 17/ 20.0/ 28 channels used by SEPT POLARX5 VACO D281 Y20: 14/ 17.1/ 23 channels used by TPS NETG3 VALD D281 Y20: 13/ 16.7/ 20 channels used by TPS NET-G5 VITH D281 Y20: 13/ 17.7/ 21 channels used by TRIMBLE NETR5 VNDP D281 Y20: 19/ 25.7/ 31 channels used by TRIMBLE NETR9 VTSP D281 Y20: 15/ 18.4/ 22 channels used by TRIMBLE NETR5 WAB1 D281 Y20: 7/ 9.4/ 12 channels used by SEPT POLARX3ETR WAB2 D281 Y20: 7/ 10.0/ 15 channels used by SEPT POLARX5TR WARK D281 Y20: 19/ 25.7/ 31 channels used by TRIMBLE ALLOY WARN D281 Y20: 19/ 24.6/ 30 channels used by JAVAD TRE_3 DELTA WGTN D281 Y20: 23/ 27.4/ 32 channels used by TRIMBLE ALLOY WHIT D281 Y20: 15/ 18.4/ 23 channels used by TPS NET-G3A WILL D281 Y20: 16/ 20.6/ 24 channels used by TRIMBLE NETR9 WRLG D281 Y20: 24/ 29.1/ 36 channels used by LEICA GR50 WROC D281 Y20: 26/ 31.0/ 38 channels used by LEICA GR50 WSRT D281 Y20: 16/ 20.0/ 26 channels used by SEPT POLARX5 WTZA D281 Y20: 7/ 10.3/ 15 channels used by SEPT POLARX2 WTZL D281 Y20: 14/ 19.0/ 23 channels used by LEICA GRX1200+GNSS WTZR D281 Y20: 25/ 30.1/ 36 channels used by LEICA GR50 WTZS D281 Y20: 30/ 35.4/ 41 channels used by SEPT POLARX5TR WTZZ D281 Y20: 23/ 27.0/ 33 channels used by JAVAD TRE_3 DELTA YAKT D281 Y20: 13/ 17.7/ 21 channels used by JAVAD TRE_3N DELTA YEBE D281 Y20: 11/ 14.9/ 19 channels used by TRIMBLE NETR9 YEL2 D281 Y20: 30/ 33.8/ 39 channels used by SEPT POLARX5TR YELL D281 Y20: 15/ 18.9/ 24 channels used by JAVAD TRE_3N DELTA YKRO D281 Y20: 24/ 28.0/ 31 channels used by JAVAD TRE_3 DELTA YSSK D281 Y20: 14/ 18.3/ 22 channels used by JAVAD TRE_3N DELTA ZAMB D281 Y20: 25/ 28.7/ 34 channels used by JAVAD TRE_3 DELTA ZECK D281 Y20: 15/ 18.8/ 24 channels used by JAVAD TRE_G3TH DELTA ZIM2 D281 Y20: 18/ 27.2/ 33 channels used by TRIMBLE NETR9 ZIMM D281 Y20: 7/ 9.7/ 14 channels used by TRIMBLE NETR9