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9770 Antenna Options

RF cable options for Iridium Certus 100 antennas used for Ground Control 9770 based products like the RockREMOTE Classic & Rugged and RockREMOTE Mini & Mini OEM.

Adherence to the Min and Max cable loss ranges is required to meet Iridium certification requirements.

9770 Modem Output characteristics

ParameterValue
Frequency Range1616 MHz to 1626.5 MHz
Input / Output Impedance50 Ω
Transmit RF Burst Duration8.27 ms
Transmit RF Burst Interval90 ms
Average RF power range across Burst (Conducted i.e. measured at the RF connector)+24 dBm (0.25W) to +40 dBm (10W)
NOTE: Peak power may be up to 6dB higher

Antenna Options

The options shown in the table below are based on the following cable and connector loss assumptions for the Certus operating frequency range:

LMR400 loss 0.17dB/m

LMR240 loss 0.34dB/m

LMR195 loss 0.5dB/m

0.1dB per connector.

This page is intended only to act as a guide. Installers are advised to carry out their own calculation and measurement of loss for any RF cable assembly used. Certus 100 services operate between 1616MHz - 1626.5MHz.

Connectors should have an IP67 ingress rating

Ground Control Part NumberMFT Part NumberGainAntenna end ConnectorTerminal end ConnectorMin Cable LossMax cable lossCable assembly options
SCAN Antenna (IRIS-ANT-9770)65020-0112 dBicN-type maleTNC male0.4dB1.9dBBetween 1.2m and 10m of LMR400
Between 0.6m and 5m of LMR240
Between 0.4m and 3.4m of LMR195
High-Profile Maxtena (AC-GC-M1621HCT-HP)M1621HCT-HP (100-00083-01)1.7 dBic (typical)TNC maleTNC male0.3dB1.4dBBetween 0.6m and 7m of LMR400
Between 0.3m and 3.5m of LMR240
Between 0.2m and 2.4m of LMR195
Low-Profile Maxtena (AC-GC-M1621HCT)M1621HCT-LP-SM (100-00101-01)2.5 dBic (typical)TNC maleTNC male0dB0.3dBMaximum 0.6m LMR400
Maximum 0.3m LMR240
Maximum 0.2m LMR195
Maxtena Baymax (Part Number TBC)M1646HCT-P-SMA (100-00224-01)2.6 dBic (Peak)SMA femaleTNC male0dB0.2dBMaximum 0.3m RG402

Suggested RF connectors: N-type male - CCS NPCR519GC TNC male - Telegartner J01010A0049

Downloads

Datasheets

Scan Antenna 65020-11 (pdf)

Maxtena M1621HCT-HP (pdf)

Maxtena M1621HCT-LP-SM (pdf)

Maxtena M1646HCT-P-SMA (pdf)

CAD data

Maxtena M1621HCT-LP-SM (100-00101-01) 3D CAD (STEP)

Maxtena M1646HCT-P-SMA (100-00224-01) 3D CAD (STEP)

Scan Antenna IRIS-ANT-9770 (65020-11) 3D CAD (STEP)