Wisi VX 26 H 0300 User manual

- 1 -
411 xxx a
Operating instructions
WISI VALUE LINE
VX 26 H 0300
Very compact housing
Rotary switches for attenuator and equalizer
All settings without interruption of service
Precise and readable alignments
On board return path amplifier
Output splitter optional
Local feed distribution amplifier
F glands
Safety instructions!
Services and repairs should only be carried out by experts.
Pay attention to live parts or wires!
Notice: In case the amplifier will be installed outdoor, please provide sufficient
weather protection according the local power authorities requirement.
WISI
Q-Step

- 2 -
Dimensions / Connectors
Initialisation
1. Loosen the cover screw and open the cover.
2. Insert the power plug in the AC wall outlet.
3. Adjust the amplifier with attenuator and equalizer in accordance of the level plan.
4. Close cover and tighten the cover screw.
Initialisation
VX 26 H - F glands
214 mm
Drilling dimensions
231 mm
85 mm
214 mm
145 mm
Input DS Output
2 1
158 mm

- 3 -
Downstream
Frequency range 47-1006 MHz
Gain 41 dB
Output level CENELEC 42ch, flat 111 dBµV
6 dB slope 114 dBµV
- CSO, CTB ≥60 dB
Noise figure up to 600 MHz < 6 dB
up to 1000 MHz < 9 dB
- Attenuator Rotary switch 16 steps per 1 dB 0-15 dB
- Equalizer
Rotary switch 16 steps per 1.5 dB 0-22.5 dB
- Interstage attenuation (Jumper) 0 / 5 dB
- Interstage equalizer (Jumper) 0 / 3 / 6 / 9 dB
HF output test socket -20 dB (directional coupler)
Input test point -20 dB (resistive test point)
Return path
Frequency range 5-30 MHz
Gain 24 dB
Noise figure < 6 dB
Output level 2nd, 3rd order typ. 112 dBµV
Output attenuator
1-dB-steps 0-15 dB
- Interstage attenuator (Jumper) 0 / 5 dB
- Interstage equalizer (Jumper) 0 / 3 / 6 / 9 dB
General
Operating voltage 180-265 VAC / 50/60 Hz
Power consumption typ. 18 W
Connectors F type
Output splitter 4 dB
Impedance 75 W
Operating temperature -20 °C...+55 °C
Storage temperature -25 °C...+75 °C
Max. humidity, non condensing 95 %
Protection class IP 66
Lightning protector RF connectors 4 kV 1)
1) EN 61000-4-5 1.2/50 µs pulse
Operation indicator LED green
EMC EN 50083-2
WISI
Q-Step
WISI
Q-Step
WISI
Q-Step
Specifications

- 4 -
Block diagram
WISI Communications GmbH & Co. KG
Empfangs- und Verteiltechnik
Wilhelm-Sihn-Straße 5-7, 75223 Niefern-Oeschelbronn, Germany
Tel . 07233 / 66-0, Fax. 66-320, http://www.wisi.de
excellence in digital ...
Technische Änderungen und Druckfehler vorbehalten!
Technical Modifications reserved. WISI cannot be held
liable for any printing error.
10/10
24 V DC 7,5 V DC
Input
HP/LP
Power
Amp
Testpoint
Jumper/Splitter/Tap
-20 dB
Output 2*
Equalizer
HP/LP
VX26: 230 V AC
Equalizer
Fuse
Amp
Jumper
0/3/6/9 dB
Rotary Switch
0- 15 dB
Rotary Switch
0- 22,5 dB
Attenuator Equalizer Amp
Attenuator
Jumper
0/3 dB
Jumper
0/5 dB
Output 1
Attenuator
Jumper
0/5 dB
Attenuator
Rotary Switch
0- 15 dB
Testpoint
-20 dB
Equalizer
Jumper
0/6 dB
Amp
0 dB
5 dB
9dB0dB 3dB 6dB