Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1: Pictures, Outline Drawing, Specification, Part List, Part Drawing and Test Data 4/19/24 Sean Huynh Antcom's Proprietary 1
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 2
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 3
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 4
Active Tx/Rx Globalstar Antenna: P/N: 73G1625LL-A1/P-XS-1F1, Outline Drawing NAMEPLATE Rx Tx SMA FEMALE (Blue, Rx) (OPTIONAL: PINS, TNC, MCX, MMCX, OR CABLES) (+3 to +3) Volts DC for Active Antenna only SMA FEMALE (RED, Tx) (OPTIONAL: PINS, TNC, MCX, MMCX, OR CABLES) SPECIFICATIONS ELECTRICAL: TX RX FREQUENCY: (161-1625) MHz (2484-2499) MHz RADIATION PATTERN: HEMISPHERICAL POLARIZATION: LHCP LHCP VSWR: < 2.:1 < 2.:1 GAIN (dbic): Free Space Free Space @ 9 (Zenith, Top): + 2.3 + 2.4 @ 1 Elevation: -.5 + 1.5 @ 2 Elevation: +.97 + 2.2 @ 3 Elevation: + 1.6 + 2.5 @ 45 Elevation: + 2.2 + 2.3 @ 7 Elevation: + 2.2 + 2.5 AXIAL RATIO @ Zenith: 2 db 2 db 3dB BEAM WIDTH 16 172 POWER HANDLING: >3 W 1 Watt DC GROUNDING: YES (LIGHTNING PROTECTION) ISOLATION: PASSIVE > 54 db @Tx Band, and > 37 db @ Rx Band ACTIVE > 45 db @Tx Band FILTER REJ. : (824-894) MHz > 7 db (161-1626.5) MHz > 67 db (322-3253) MHz > 29 db (483-4879.5) MHz > 54 db LNA OPTION: LNA GAIN: N/A (36 +/- 1) db LNA NOISE FIGURE: N/A 2.1 db LNA INPUT P1dB: N/A > -13 db LNA VOLTAGE: N/A (+2.5 to +3) Volts DC FROM Rx RF CON. LNA DRAWING CURRENT: N/A < 39 ma MECHANICAL: SIZE: WEIGHT: FINISH: MATERIAL: CONNECTOR: ENVIRONMENTAL: TEMPERATURE: ALTITUDE: VIBRATION: LEAKAGE: FEDERAL & MILITARY SPECIFICATIONS: DESIGN TO: BASE DIAMETER: 3.5 in. [88.9 mm] HEIGHT: 6.65 in [168.91 mm] 5.15 oz. (146 g) SKYDROL RESISTANT POLYURETHANE ENAMEL BASE IRIDITE PER MIL-C-5441 661-T6 ALUMINUM ALLOY BASE COMPOSITE RADOME, IMPACT, ABRASION, UV, SOLVENT, AND SKYDROL RESISTANCE, FIRE RETARDANT Tx (Red): SMA FEMALE, Rx (Blue): SMA FEMALE (OPTIONAL: PINS, TNC, MCX, MMCX, OR CABLE) -67 F TO +185 F [-55 C TO +85 C] 7, ft. > 3 G's HERMETICALLY SEAL FAA TSO-C144, DO-16D, D-228, MIL-C-5541, MIL-E-54, MIL-I-4528A, MIL-STD-81, AND SAE J1455 CONFIGURATION: 1: 2" SQ. (FLAT) 1.9: 1.9" SQ. (FLAT) 2: 2.6" DIA. (FLAT) 3: 3.5" DIA. (FLAT) 4: MINI ARINC (FLAT) 73: (HELIX ROD) 7B: (HELIX BLADE) 7D: (HELIX HANDHELD) POLARIZATION: LL: TX: LHCP, RX: LHCP LR: TX: LHCP, RX: RHCP RL: TX: RHCP, RX: LHCP RR: TX: RHCP, RX: RHCP LNA: A1: WITH +34 db LNA P: WITHOUT LNA CABLE'S LENGTH: X: NO CABLE M: WITH MAG. MOUNT #: CABLE LENGTH (IN) R: RIGHT ANGLE CON. P/N: 73G1625LL-A1-XS-1F1 CONNECTOR: COLOR: S: SMA; P: PINS -1: GLOSS WHITE #17925 PER FED-STD-595B M: MCX; MM: MMCX -2: LUSTERLESS GRAY #3632 PER FED-STD-595B N: N; NB: N-Bulkhead -3: OLIVE DRAB GREEN #3431 PER FED-STD-595B T: TNC; TB: TNC- Bulkhead -4: LUSTERLESS BLACK #3738 PER FED-STD-595B ANTCOM CORP. 4/19/24 Sean Huynh Antcom's Proprietary 5
Antenna Mount: P/N: MTR-1 4/19/24 Sean Huynh Antcom's Proprietary 6
Antenna Mount: P/N: MTR-1 4/19/24 Sean Huynh Antcom's Proprietary 7
Antenna Mount: P/N: MTR-2 (for Both Vertical/Horizontal Pipe) 4/19/24 Sean Huynh Antcom's Proprietary 8
Antenna Mount: P/N: MTR-2 (for Both Vertical/Horizontal Pipe) 2.25.38 1.25 3/8"-16 ANTCOM CORP. 1.25 1.63 343T36 4/19/24 Sean Huynh Antcom's Proprietary 9
Magnetic Mount: P/N: MTR-4 4/19/24 Sean Huynh Antcom's Proprietary 1
Part List of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 Item Location Part Number/ Drawing Number Part Description Qty/Unit 1 Rad6 5XX151625-R-1 Globalstar Radome 1 2 B6 3G1625A-1-4 3G2C Baseplates 1 3 SMA2 242129-1 Tx-Connector, SMA Female to MCX Female Modified Adpater 1 4 SMA1 132363-1 Rx-Connector, SMA Bulkhead Receptacle Extended Contact.5"/.5" 1 5 CA1 RG178-MCX-RM-3.8 Tx Cable, LOW PROFILE RIGHT ANGLE MCX MALE PIG TAIL RG-178B/U (196A/U) CABLE 1 6 CA2 RG178-1.1 Rx RF Cable 1 7 P1 #15-LTX-B3 Tx Helix Antenna CKT 1 8 P2 #5-LRX-G3 Rx Helix Antenna CKT 1 9 FO1 3D1215P-4MMCX-3-C Helix-Antenna-Spacer Foam 1 1 FO2 3D1215P-4MMCX-3-S Helix-Antenna-Wrapper Foam 1 11 G RTV 16 RTV 16 (1.4 mml) 1 12 MS 9385A831 4 Mounting Screws MS24693C274 Flat Head Screw, 18-8 SS 1 Degree, 1-32 thread, 3/4" long 4 13 N E-188-51-1 Nameplate 1"x.5" (RSI ID, Anchor Graphic) Material: 25 (Silver Matte Polyester); 51 White (.65x.2") 1 14 AMP1 73G1625LL-A1-XS-1F1-A LNA CKT Assembly 1 15 C1 TAJC17K6R 1 MicroF Tantalum Capacitor, C1 (Panasonics) 1 16 C2 PCC1762TR-ND.1 MicroF Capacitor, 63, C2 (Panasonics) 1 17 C5 PCC221ACVTR-ND 22 PF Capacitors, 63, C5 (Panasonics) 2 18 C11 PCC1R5CVTR-ND 1.5 PF Capacitor, 63, C11 (Panasonics) 1 19 C13 PCC1CVTR-ND 1. PF Capacitor, 63, C13 (Panasonics) 3 2 C14 PCCR5CVTR-ND.5 PF Capacitor, 63, C14 (Panasonics) 2 21 C3 PCC271ACVTR-ND 27 PF Capacitor, 63, C3 (Panasonics) 3 22 C7 PCC15ACVTR-ND 15 PF Capacitor, 63, C7 (Panasonics) 1 23 L6 PTL212-F5N6C 5.6 nh Chip Inductor, 85, L6 (Toko) 1 24 L7 PTL212-F4N7C 4.7 nh Chip Inductor, 85, L7 (Toko) 1 25 L8 PTL212-F3N9C 3.9 nh Chip Inductor, 85, L8 (Toko) 1 26 L9 PTL212-F3N3C 3.3 nh Chip Inductor, 85, L9 (Toko) 1 27 L11 PTL212-F1NC 1. nh Chip Inductor, 85, L11 (Toko) 1 28 L12 PTL212-F1N5C 1.5 nh Chip Inductor, 85, L12 (Toko) 2 29 L39 PTL212-F39NT 39 nh Chip Inductor, 85, L39 (Toko) 2 3 R1 LP2951ACMM-3.3 Voltage Regulator 3.3 V Fixed, R1(National) 1 31 T6 MGA85563 Amplifier, T6 1 32 T2 RF2324 Amplifier, T2 1 33 F5 UF245M135 Filter, F5 (UBE) 1 34 R2 P49.9CTR-ND 5 Resistor 1mW, 85, R2 (Panasonics) 1 35 R8 P1.CTR-ND 1 Resistor 1mW, 85, R8 (Panasonics) 1 36 R12 P12ATR-ND 12 Resistor 1mW, 85, R12 (Panasonics) 1 37 R18 P18ATR-ND 18 Resistor 1mW, 85, R18 (Panasonics) 1 Total 48 4/19/24 Sean Huynh Antcom's Proprietary 11
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1, Part Drawing and Pictures 4/19/24 Sean Huynh Antcom's Proprietary 12
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 13
Radome, P/N: 5XX151625-R-1 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 14
Radome, P/N: 5XX151625-R-1 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 15
Baseplate, P/N: 3G1625A-1-4 (REV A) of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 16
Baseplate, P/N: 3G1625A-1-4 (REV A) of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 17
Tx-Connector, P/N: 242129-1 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 18
Rx-Connector, P/N: 132363-1 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 19
Tx-Cable, P/N: RG178-MCX-RM-3.8 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 44.45 [1.8"] 5.7 [.225] 4.4 [.175] 3.2 [.125] RG-178B/U (196A/U) CABLE P/N: 252135-1 -1.8: 1.8 in, -3.8: 3.8 in S. Huynh ANTCOM CORP. LOW PROFILE RIGHT ANGLE MCX MALE PIG TAIL RG-178B/U (196A/U) CABLE RG178-MCX-RM-3.8 RG178-MCX-RM-3.8 (3.8in Right Angle, Soldered, GPS/Globalstar) RG178-MCX-RM-3.8 4/19/24 Sean Huynh Antcom's Proprietary 2
Rx-Cable, P/N: RG178-1.1 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 21
Tx and Rx Helix Antennas, PN: #15:LTX-B3, #5:LRX-G3 of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 Tx Antenna, P/N: #15:LTX-B3 Tx-Cable, P/N: RG178-MCX-RM-3.8 Rx Antenna, P/N: #5:LRX-G3 Tx Antenna, P/N: #15:LTX-B3 Rx Antenna, P/N: #5:LRX-G3 4/19/24 Sean Huynh Antcom's Proprietary 22
Amplifier Board, P/N: 73G1625LL-A1-XS-1F1-A of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 23
Helix-Antenna-Foam Spacer, PN:3D1215P-4MMCX-3-C of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 24
Helix-Antenna-Foam Spacer, PN:3D1215P-4MMCX-3-C of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 25
Helix-Antenna-Wrapper Foam, PN:3D1215P-4MMCX-3-S of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 26
Helix-Antenna-Wrapper Foam, PN:3D1215P-4MMCX-3-S of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 27
All Parts of, Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 28
Assembly Process of Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 29
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1, Radiation Pattern 4/19/24 Sean Huynh Antcom's Proprietary 3
Tx/Rx Globalstar Helix Antenna: P/N: 7XG1625LL-A1-XS-1F1, Elevation Cuts for Tx Band Max = 2.26-1 -2-3 -9-4 9 18 4/19/24 Sean Huynh Antcom's Proprietary 31
Tx/Rx Globalstar Helix Antenna: P/N: 7XG1625LL-A1-XS-1F1, Azimuth Cuts for Tx Band El = deg El = 1 deg El = 2 deg El = 3 deg Max =.16 Max =.57 Max =.97 Max = 1.57-1 -1-1 -1-2 -2-2 -2-3 -3-3 -3-9 -4 9-9 -4 9-9 -4 9-9 -4 9 18 18 18 18 El = 45 deg El = 6 deg El = 7 deg El = 8 deg Max = 2.22 Max = 2.32 Max = 2.24 Max = 2.21-1 -1-1 -1-2 -2-2 -2-3 -3-3 -3-9 -4 9-9 -4 9-9 -4 9-9 -4 9 18 18 18 18 4/19/24 Sean Huynh Antcom's Proprietary 32
Tx/Rx Globalstar Helix Antenna: P/N: 7XG1625LL-A1-XS-1F1, Axial Ratio Cuts for Tx Band Max = 2.23-1 -2-3 -9-4 9 18 4/19/24 Sean Huynh Antcom's Proprietary 33
Tx/Rx Globalstar Helix Antenna: P/N: 7XG1625LL-A1-XS-1F1, Elevation Cuts for Rx Band Max = 2.54-1 -2-3 -9-4 9 18 4/19/24 Sean Huynh Antcom's Proprietary 34
Active or Passive Tx/Rx Globalstar Antenna: P/N: 73G1625LL-A1/P-XS-1F1, Azimuth Cuts for Rx Band El = deg El = 1 deg El = 2 deg El = 3 deg Max =.15 Max = 1.5 Max = 2.26 Max = 2.56-1 -1-1 -1-2 -2-2 -2-3 -3-3 -3-9 -4 9-9 -4 9-9 -4 9-9 -4 9 18 18 18 18 El = 45 deg El = 6 deg El = 7 deg El = 8 deg Max = 2.33 Max = 2.81 Max = 2.59 Max = 2.17-1 -1-1 -1-2 -2-2 -2-3 -3-3 -3-9 -4 9-9 -4 9-9 -4 9-9 -4 9 18 18 18 18 4/19/24 Sean Huynh Antcom's Proprietary 35
Tx/Rx Globalstar Helix Antenna: P/N: 7XG1625LL-A1-XS-1F1, Axial Ratio Cuts for Rx Band Max = 2.54-1 -2-3 -9-4 9 18 4/19/24 Sean Huynh Antcom's Proprietary 36
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1, Return Loss, and Isolation of Tx/Rx Band without LNA (Passive) & with LNA (Active) 4/19/24 Sean Huynh Antcom's Proprietary 37
Tx/Rx Globalstar Helix Antennas: Passive Tx return Loss, S/N:2 P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 38
Tx/Rx Globalstar Helix Antennas: Passive Rx Return Loss, S/N:2 P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 39
Tx/Rx Globalstar Helix Antennas: Passive Tx/Rx Isolation, S/N:2 P/N: 73G1625LL-A1-XS-1F1 > 54 db @ Tx Band, and > 37 db @ Rx Band 4/19/24 Sean Huynh Antcom's Proprietary 4
Tx/Rx Globalstar Helix Antennas: Active Tx Return Loss, S/N: Nickel P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 41
Tx/Rx Globalstar Helix Antennas: Active Rx Return Loss, S/N: Nickel P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 42
Tx/Rx Globalstar Helix Antennas: Active Tx/Rx Isolation, S/N: Nickel P/N: 73G1625LL-A1-XS-1F1 > 45 db @ Tx Band 4/19/24 Sean Huynh Antcom's Proprietary 43
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1, Amplifier/Filter Performance: (Input/Output Return Loss, Gain and Rejection @ Room Temperature, -65C, and +85C 4/19/24 Sean Huynh Antcom's Proprietary 44
Tx/Rx Globalstar Helix Antennas: Amp. Input Return Loss @ Room Temp. P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 45
Tx/Rx Globalstar Helix Antennas: Amp. Input Return Loss @ -65C P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 46
Tx/Rx Globalstar Helix Antennas: Amp. Input Return Loss @ +85C P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 47
Tx/Rx Globalstar Helix Antennas: Amp. Output Return Loss @ Room Temp. P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 48
Tx/Rx Globalstar Helix Antennas: Amp. Output Return Loss @ -65C P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 49
Tx/Rx Globalstar Helix Antennas: Amp. Output Return Loss @ +85C P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 5
Tx/Rx Globalstar Helix Antennas: Amp. Gain/Rejection @ Room Temp. P/N: 73G1625LL-A1-XS-1F1 Gain: +35.1 db Rejection @ (824-894) MHz: -7 db Rejection @ (161-1626.5) MHz: -67. db Rejection @ (322-3253) MHz: -29.3 db Rejection @ (483-4879.5) MHz: -54. db 4/19/24 Sean Huynh Antcom's Proprietary 51
Tx/Rx Globalstar Helix Antennas: Amp. Gain/Rejection @ -65C P/N: 73G1625LL-A1-XS-1F1 Gain: +35.2 db Rejection @ (824-894) MHz: -7 db Rejection @ (161-1626.5) MHz: -67. db Rejection @ (322-3253) MHz: -29.3 db Rejection @ (483-4879.5) MHz: -5.4 db 4/19/24 Sean Huynh Antcom's Proprietary 52
Tx/Rx Globalstar Helix Antennas: Amp. Gain/Rejection @ +85C P/N: 73G1625LL-A1-XS-1F1 Gain: +34.8 db Rejection @ (824-894) MHz: -7 db Rejection @ (161-1626.5) MHz: -67.5 db Rejection @ (322-3253) MHz: -29.3 db Rejection @ (483-4879.5) MHz: -5.4 db 4/19/24 Sean Huynh Antcom's Proprietary 53
Tx/Rx Globalstar Helix Antenna, P/N: 73G1625LL-A1-XS-1F1, Tx Harmonics Performance From 5MHz to 2 GHz 4/19/24 Sean Huynh Antcom's Proprietary 54
Tx/Rx Globalstar Helix Antennas: Tx Harmonics, S/N: Nickel P/N: 73G1625LL-A1-XS-1F1 4/19/24 Sean Huynh Antcom's Proprietary 55