Comtech EF Data CDM-Qx Installation And Operation Manual page 21

Multi-channel satellite modem with doubletalk carrier-in-carrier
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CDM-Qx Multi-Channel Satellite Modem with DoubleTalk Carrier-in-Carrier
Preface
Immunity:
Additionally, the CDM-Qx/QxL has been shown to comply with the following standards:
EN 61000-3-2
EN 61000-3-3
EN 61000-4-2
EN 61000-4-4
EN 61000-4-5
EN 61000-4-6
EN 61000-4-8
EN 61000-4-9
EN 61000-4-11
EN 61000-4-13
To ensure that the Modem continues to comply with these standards,
observe the following instructions:
IMPORTANT
Connections to the transmit and receive IF ports (Type 'BNC' female connectors for the
CDM-Qx, Type 'N' female connectors for the CDM-QxL) should be made using a good
quality coaxial cable; e.g., RG58/U (50Ω) or RG59/U (75Ω).
All 'D' type connectors attached to the rear panel must have back-shells that provide
continuous metallic shielding. Cable with a continuous outer shield (either foil or braid,
or both) must be used, and the shield must be bonded to the back-shell.
The equipment must be operated with its cover on at all times. If it becomes necessary to
remove the cover, the user should ensure that the cover is correctly re-fitted before
normal operation commences.
EN 50082 Part 1 - Generic immunity standard, Part 1: Domestic,
commercial and light industrial environment.
Harmonic Currents Emission
Voltage Fluctuations and Flicker
ESD Immunity
EFT Burst Immunity
Surge Immunity
RF Conducted Immunity
Power frequency Magnetic Field Immunity
Pulse Magnetic Field Immunity
Voltage Dips, Interruptions, and Variations Immunity
Immunity to Harmonics
xix
Revision 7
MN/CDMQX.IOM

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