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ASC Signal

Ka-band Antenna Products

Prepared by

ASC Product & Support Group

April 18th, 2013

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Ka-band Earth Station Excellence

A leader in Ka-band Technology >150 fixed Ka-band terminals deployed

worldwide

iPStar

Wildblue Network

HNS Spaceway

DirecTV Diverse Sites

Various ARSTRAT certifications

An additional 107 tactical 3.9m carbon

fiber terminals delivered 2012

Fixed antennas - 3.5m, 4.9m, 5.6m,

8.1m & 9.4m

Transportable antennas - 2.4m, 3.9m

and 4.6m

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ASC Signal Ka-band Products

3.5m Fixed Earth Station

Used by Hughes for Spaceway

Gateway Terminal

Type Approved by Hughes

(no field alignment required)

Optional SRT and/or mount motion

satellite tracking

Intelligent Heater Control System >50 deployed

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ASC Signal Ka-band Products

4.9m Fixed Earth Station

Extremely versatile broadband

antenna product (C, X, Ku, K, Ka)

INTELSAT type-approved at C- and

Ku- Bands

Factory pre-aligned and certified

Low PIM X-Band Options

Simultaneous X/Ka Options

SRT and/or mount motion drives

Commercial and Government Ka-band in single feed

Multiple current ARSTRAT

certification paths

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Excerpt From IBC

Seminar

Engineering Ka-band:What You Need to Know

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ASC Signal Ka-band Products

Addressing the Key Earth Station Challenges

Extreme Reflector/Feed Precision Required

Hub Integrated RF Electronics Mandated

Stiff Mechanical Constructions for Wind/Tracking

Precision Drive Systems, High Accuracy LM tracking

Optimized Reflector De-Ice Systems

Solar Heating Mitigation

Tracking Method Considerations

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ASC Signal Ka-band Products

8.1m and 9.4m Fixed ESA

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Large Hub Enclosure for Integration

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ASC Signal Ka-band Products

LMA, motorized

LMA, manual

Full Motion,

continuous

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8.1m and 9.4m Mount Choices

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ASC Signal Ka-band Products

Key Pointing/Tracking Elements

Full continuous motion mount

Dual drive both axes

Extremely rigid construction

10 deg inclined orbit track (X-band)

Redundant tracking scheme (Ka-Band)

Large maintenance platform

Next generation SRT Design

End mill quality table construction

Stepper Motor Actuators

Absolute position feedback

3rd

Axis for thermal compensation

NGC antenna controller

Mount motion and SRT in single unit

System monitor and control

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ASC Signal Ka-band Products

Key Features

Optimized for tracking EHF spot

beam satellites

Much reduced mechanical wear

and increased reliability

Self aligning linear bearings driven

with DC stepper motors

Absolute position feedback

Virtually eliminates Backlash

Deadband

Feedback repeatability

3rdAxis for Thermal Compensation11

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ASC Signal EHF Products

SRT Thermal Compensation Ka Band

X-Y accounts for SteeringZ axis accounts for De-focusing

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