Emerson 1420 Garage Door Opener User Manual


 
Quick Start Guide
15
August 2015
Note
The coaxial cables on the remote antenna options WL3 and WL4 are interchangeable for
installation convenience.
Table 3. Remote Antenna Kit Options
Kit
option
Antenna Cable 1 Cable 2 Lightning arrestor
WL2
1
/2 Wavelength Dipole
Omni-Directional
+6 dB Gain
50-ft. (15,2 m)
LMR-400
N/A
Head mount, jack to plug
Gas discharge tube
0.5 dB insertion loss
WL3
1
/2 Wavelength Dipole
Omni-Directional
+6 dB Gain
30-ft. (9,1 m)
LMR-400
20-ft. (6,1 m)
LMR-400
In-line, jack to jack
Gas discharge tube
0.5 dB insertion loss
WL4
1
/2 Wavelength Dipole
Omni-Directional
+6 dB Gain
40-ft. (12,2 m)
LMR-400
10-ft. (3,0 m)
LMR-400
In-line, jack to jack
Gas discharge tube
0.5 dB insertion loss
WN2
1
/2 Wavelength Dipole
Omni-Directional
+8 dB Gain
25-ft. (7,6 m)
LMR-400
N/A
Head mount, jack to plug
Gas discharge tube
0.5 dB insertion loss
A. Antenna
B. 20-ft. (6, 1 m) cable
C. 10-ft. (3, 0 m) cable
D. Lightning arrestor
E. Interchangeable cables
F. 50-ft. (15, 2 m) cable
G. 30-ft. (9, 1m) cable
H. 40-ft. (12, 2 m) cable
I. 25-ft. (7, 6m) cable
WL2
WL2
WL4
WL4
WL3
WL3
WN2
WN2
AAAA
B
C
D
D
D
D
E
E
F
G
HI
00825-0200-4420_RevFE.fm Page 15 Monday, August 10, 2015 3:25 AM