AvL TECHNOLOGIES
Model 1878 Ku-Band Mobile VSAT
1.8m Motorized Transportable
Vehicle-Mount Antenna
Unique Features
Standard Rx/Tx Feed
Polarization Adjustment
Standard Colorization
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1.8m AvL Engineered Composite Reflector
Zero Backlash AvL Cable Drive
Compact/Rugged Pol Gear Drive
Optional Rotary Joint on Pol Axis with Flex W/G to BUC
“One-Button” Auto-Acquisition
Fixed Feed: 2-Port Ku-Band Precision (standard
Cross-Pol comp.)
 Rotation of Feed with Motorized Worm Gear Drive
 AvL Metallic Gray (optional colors available)
Mechanical
Az/El Drive
Motorized AvL Zero Backlash Cable Drive (Patent Pending)
Polarization Drive System
Motorized Worm Gear Drive
Reflector Construction
1.8m Single Piece AvL Engineered Composite
Axis Travel
Azimuth
Elevation
400° (±200°)
Mechanical
0-90° antenna boresight
Electrical
Standard limits at 5° to 65° (CE Approval) or 0° to 90°
Polarization
±95°
Az/El Speed
Slewing/Deploying (typical)
2°/second
Peaking (typical)
0.2°/second
Motors
24 VDC Variable Speed, Constant Torque
RF Interface
BUC Mounting
Feed boom 50 lbs. max. weight; BUC envelope 25 L x 22 W x 9 H inches (64 L x 56 W x 23 H cm)*
Feed Tx
WR75 Flat Flange; Optional Polarization Rotary Joint w/flex waveguide from feed, WR75
Coax
RG59 Rx from feed to base plus 25 ft. (8m); Tx coax as required per customer specification
Electrical Interface
One 25 ft. (7.6 m) cable with connectors to controller
Manual/Emergency Drive
Handcrank on Az, El and Pol axes
Weight
Approximately 300 lbs. (136 kg) depending on options
Stowed Dimensions
101 L x 71.5 W x 22.1 H inches (256.5 L x 181 W x 56.1 H cm)**
Time to Acquisition
Less than 15 minutes, 8 minutes typical
Mounting
Pallet for vehicle roof mounting
Environmental
Wind – Survival
Deployed: 80 mph (128 kph); Stowed: 125 mph (201 kph)
Wind - Operational
30 mph (48 kph) gusting to 45 mph (72 kph)
Pointing Loss in Wind (Ku RX):
20 mph (32 kph)
0.2 dB typical
30 mph gusting to 45 mph
(48 kph gusting to 72 kph)
0.6 dB typical
Temperature:
Operational
-22° to 125° F (-30° to 52° C)
Survival
-40° to 140° F (-40° to 60° C)
All specifications subject to change without notice.
6/21/2011
15 North Merrimon Avenue  Asheville, NC 28804  828.250.9950  FAX 828.250.9938  www.avltech.com
All specifications subject to change without notice.
Rev. 4/26/2013
AvL TECHNOLOGIES
Model 1878 Ku-Band Mobile VSAT 1.8m Motorized Transportable Vehicle-Mount Antenna
RF/Electrical
Feed Type ►
RF Parameter ▼
Frequency Range (GHz)
Std. 2-Port Ku-Band Precision
Receive
Transmit
10.95 - 12.75
13.75 - 14.50
Polarization Configuration
Linear orthogonal standard
Gain (mid-band) (dBi)
Beamwidth
45.0
46.7
-3dB (Degrees)
1.0
0.8
-10 dB (Degrees)
1.8
Radiation Pattern Compliance
1.5
FCC §25.209, ITU-R S.580-6
Antenna Noise Temperature
57° K @ 20° elevation, midband
FCC: -14 dBw/4 kHz
ITU: -0 dBw/4 kHz
Allowable Power
VSWR
1.30:1
1.30:1
35
35
Cross-Polarization Isolation (dB)
On Axis
Off Axis (within pointing cone)
Feed Port Isolation
Output Flange Interface
27
28
35
80
WR75 Flat flange
Controller
Standard Controller ►
Three-Axis Jog Control & Display with Auto-Stow
Optional Upgrades
Size
Drive to calculated position based on operator entered vehicle location, heading, plus satellite
(longitude or listed)
Drive to calculated position based on auto GPS and Flux-Gate Compass data and
satellite peaking with LNB signal
One-button acquisition of selected satellite including peaking and optimization of cross-pol
(certified for auto- commissioning on most satellite services)
Two Rack Units (2RU)
Input Power
110/240 VAC, 1 phase, 50/60 Hz, 10/5 A peak, 1 A continuous
Semi-automatic Operation
Automatic Operation
Auto-acquisition
Optional Controller ►
Size
AvL AAQ
AvL one button auto-acquisition of selected satellites, including peaking and optimization of cross
pol. Internal movement detector and automatic stow. Includes a hand-held control and separate
power supply. Certified for auto-commissioning on most satellite services.
Embedded ACU with separate1 RU power supply
Input Power
100 - 240 VAC 50/60 Hz 4 A peak, 300 W power supply
Features
Available Options, Upgrades & Services
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Thule Bar roof mounting kit
Without Mounting Pallet: stow height = 17.8 H inches (45.2 H cm)
Add BUC/HPA Mounting (NOTE: minimum elevation may be restricted by these options)
Rotary Joint on Pol Axis with Flex W/G to BUC
Upgrade to Custom RF/IF I/O cabling configurations available
Custom Colorization (contact factory for available colors)
Add Custom Logo on Reflector Face (1- or 2-Color; per AvL Logo Policy)
Spare Parts Kit
*Minimum elevation may be restricted by these options
**With standard controller. Stow height with optional controller: 23.0 H inches (58.4 H cm)
All specifications subject to change without notice.
6/21/2011
15 North Merrimon Avenue  Asheville, NC 28804  828.250.9950  FAX 828.250.9938  www.avltech.com
All specifications subject to change without notice.
Rev. 4/26/2013
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