FEDERAL
FEDERAL
FEDERAL
FEDERAL COMMUNICA TIONS
COMMUNICA TIONS
COMMUNICA TIONS
COMMUNICA TIONS COMMISSION
COMMISSION
COMMISSION
COMMISSION NOTICE
NOTICE
NOTICE
NOTICE
This device complies with Part 15 of the FCC Rules, which states the following:
Operation of this device must not cause harmful interference.
This dev ice must accept any interference received, including interference that may cause
undesired operation.
Even when operating properly, this product may case interference with radio or TV signals. If
interference oc curs, turn off modulator, if normal reception resumes after modulatoristurned off.
The mo dulatoristhe cause fo the interference Move the m odulator away f rom the receiver or
connect to an outlet thatison a different electrical c ircuit than the receiver. I f neither step pro duces
clear reception, FCC regulation requires that you stop use of the modulator .
Changes or modifications not expressly approved could v oid your FCC authorization to
operate this device. Modifying the internal c omponents of the RF Modulator can cause a
malfunction and void its warranty.
SPECIFICA TIONS
SPECIFICA TIONS
SPECIFICA TIONS
SPECIFICA TIONS
Video carrier output level …………………… ..66 ± 3.5dB μ V
RF outputs channels ………………………… ..3 or 4
RF output impedance ……………… ... ……… .75 Ω /1K Ω (switchable)
Audio input impedance ……………………… ..13 ± 3K Ω
TV to ANT insertion loss 50-806 ………… .. … -4dB
Dimensions …………………………………… 5.9 ” W × 3.7 ” D × 1.8 ” H
Specifications are typical; individual units might vary.
Specifications are subject to change and improv ement without notice.
A d dress: Floor-809,West
Tower,
Coastal
City,
Hai De 3 road, Nanshan Area, Shenzhen
City,
Guangdong Province,China
地址： （中国）广东省深圳市南山区海德三道 海岸城西座 809 室
Tel:
+86 755 216 790 69
Mob: +86 159 893 964 29
Email: inpax@inpax.co m.cn
I
npax-china@inpax.co m.cn
Web:
Web:
Web:
Web: www.inpax.com.cn
www.inp ax.com.cn
www.inp ax.com.cn
www.inp ax.com.cn
INPAX-VHF
INPAX-VHF
INPAX-VHF
INPAX-VHF Modulator
Modulator
Modulator
Modulator
Please read this user manual before using or connecting this product.
And keep it handy for future reference.
USER
USER
USER
USER MANUAL
MANUAL
MANUAL
MANUAL
INTRODUCTION
INTRODUCTION
INTRODUCTION
INTRODUCTION
This product converts audio and video signals fromavideo output source into VHS TV
signals that can be viewed on any television set.
If you are a
CATV
system installer, review Article 820-22 of th e NEC, which sets guidelines for
grounding. (Examp le: cable ground must be connected to the structure’s
grounding system as close
as possible to the c able’s
point of entry.)
ACCESSORIES
ACCESSORIES
ACCESSORIES
ACCESSORIES NEEDED:
NEEDED:
NEEDED:
NEEDED:
Be sure you have the following items (not included with product)toconnect the Video RF
Modulator.
To
To
To
To
Connect
Connect
Connect
Connect to
to
to
to Video
Video
Video
Video Input
Input
Input
Input Sourc e:
Source:
Source:
Source: And
And
And
And Audio
Audio
Audio
Audio Input
Input
Input
Input
One audio/video(A/V) shielded cable with tree phono connectors at each end for video source
and stereo audio input , or one A/V shielded cable with two phono connectors at each end for video
source and mono audio input. An S-(video) cable can also be u sed along with a audio patch cable
To
To
To
To
Connect
Connect
Connect
Connect to
to
to
to
TV:
TV:
TV:
TV:
One 75 Ω coaxial cable with F-ty pe connectors and/or one 75 Ω to 300 Ω matching transfo -
rmer if your TV does not have a VHF 75 Ω F-type co nnector.
CONNECTING
CONNECTING
CONNECTING
CONNECTING TO
TO
TO
TO VIDEO
VIDEO
VIDEO
VIDEO AND
AND
AND
AND AUDIO
AUDIO
AUDIO
AUDIO INPUT
INPUT
INPUT
INPUT SOURCE:
SOURCE:
SOURCE:
SOURCE:
Stereo
Stereo
Stereo
Stereo Audio
Audio
Audio
Audio Source:
Source:
Source:
Source:
Plug all three phono connectorsatone end of the A /V cable into the RF Modulator’s
Video
and A udio input jacks. Plug the connectors at the cable’s
other end into the video so urce’s
A/V
output jacks. Match color coding
on
cable ends with color coding of RF Modulator and video
source.
Mono
Mono
Mono
Mono Audio
Audio
Audio
Audio Source:
Source:
Source:
Source:
Plug both connectors at one end o f the A/V cable into the RF Modulator’s
VIDEO and
AUDIO input jack (use either the right or left audio jack). Plug the c onnectors at the cable’s
other
end into the video source’s
A/V output jac ks. Match color coding
on
cable ends with color coding
of RF Modulator and video source.
CONNECTING
CONNECTING
CONNECTING
CONNECTING TO
TO
TO
TO TV
TV
TV
TV
Existing VHS Connection (antenna, cable or VCR):
Disconnect the existing 75 Ω cable from the TV’s
VHF/UHF terminal and reconnec titto the
RF Modul ator’s
ANT IN terminal. Connect one end o fanew 75 Ω cable to the RF Modulator’s
TO TV terminal, and the other end to the television’s
TV VHF/UHF terminal.
No
No
No
No Existing
Existing
Existing
Existing VHS
VHS
VHS
VHS Co nnection:
Connection:
Connection:
Connection:
Connect one end of a 75 cable to the RF Modulator’s
TO TV terminal, and the other end to the
television’s
TV VHF/UHF terminal.
USE
USE
USE
USE
TurnonTV and set to Channel 3 or 4 Set the RF Modulator’s
CHANNEL 3/4 switch to the same
channel as
TV.
Turn on
the video source y ou ’ ve connected, then set 75 Ω /1K Ω
on
the RF
Modulator to the position that resultsinthe best TV picture. The video signal indicator light will be
on
when the RF Modulatorisreceiving a signal fromanA/V source.Toreturn to normal television
viewing, turn the power o ffonthe video co mponent thatisconnected to the RF Modulator .
CARE
CARE
CARE
CARE AND
AND
AND
AND UPKEEP
UPKEEP
UPKEEP
UPKEEP
Only use and store indoors at normal climate-controlled room temperatures-extreme tempera -
tures and humid environments will damage internal electro nic components.
�
Keep away from moisture; immediately wipe spills
dry.
�
Handle with care-do not shake or drop.
� Dust regularly with a soft cloth.
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