Specifications
Structured Wiring
©2009 ELAN HOME SYSTEMS • LEXINGTON, KY • ALL RIGHTS RESERVED
87
Structured Wiring
This bi-directional RF amplifier features 20dB of
gain and a 5-40MHz return path, making it ideal
for use in distributed CATV systems.
FEATURES
+20dB of gain
Bi-directional
5-40MHz return path
6 grid spaces
SPECIFICATIONS 
Gain .......................20dB +/- 1.0dB
Bandwidth
Forward .....................54-1000MHz
Reverse.........................5-40MHz
Max. Output ...............30dBmv (90dBuV)
Power Supply (incl.) ...................12VAC
VA20B BI-DIRECTIONAL RF AMPLIFIER
VA18 50-1GHz, +18dB RF AMPLIFIER
FEATURES
Ideal for off-air, uni-directional CATV,VHF, FM,
Midband, Superband, Hyperband,Ultraband
& UHF
SW grid mounting ears (incl.)
For indoor use only
10 grid spaces
SPECIFICATIONS
Gain ................................18dB 
Bandwidth ....................50MHz-1GHz 
Max output @ all freqs
6 channels ......................48dBmV
48 channels . .....................39dBmV
Power supply . ..........15VDC @ 600mA (incl.)
The VA18 is a high-power, low-noise, low-
distortion RF amplifier suitable for all off-air and
uni-directional CATV applications as well as VHF
(high and low), FM, Midband, Superband,
Hyperband, Ultraband and UHF. It features flat
response from 50Hz to 1GHz and a gain of
+18dB.The push-pull circuit design incorporates
surface mount and strip line technologies for high
reliability and small size.
ORDER NO. VA20B
ORDER NO. VA18
VH4 4-WAY RF HUB
FEATURES
Splits 1 signal to send to 4 coax runs
Combines 4 signals onto 1 coax run
6 grid spaces
SPECIFICATIONS
Bandwidth ...........................1GHz
-130dB RFI rejection
Insertion loss . . . . . . . . . . . ..............9.0dB
The VH4 is a bi-directional 4-way Splitter /
Combiner with a 1GHz bandwidth mounted on an
ELAN SW Grid-Compatible Bracket.
ORDER NO. VH4










