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3

OPERATION

1. Turn on the TV and set it to either Channel 3 or 4, whichever is 

not used for regular broadcasts in your area.

2. Set the RF Modulator’s CHANNEL 3/4 switch to the same 

channel you set the TV (3 or 4).

3. Turn on the connected video source and set OHMS 75/1K on 

the RF Modulator to the position that gives the best picture. The 
video signal indicator on the RF Modulator lights when the 
modulator is receiving a signal from an A/V source.

CARE

Keep the RF modulator dry; if it gets wet, wipe it dry immediately.
Use and store the RF modulator only in normal temperature environ-
ments. Handle the RF modulator carefully; do not drop it. Keep the
RF modulator away from dust and dirt, and wipe it with a damp cloth
occasionally to keep it looking new.

Modifying or tampering with the RF modulator’s internal components 
can cause a malfunction and might invalidate its warranty and void 
your FCC authorization to operate it. If your RF modulator is not 
performing as it should, take it to your local RadioShack store for 
assistance. 

SPECIFICATIONS

Video Carrier Output Level  .............................................................  69 dB

 µ

V

RF Output Channels .............................................................................  3 or 4

RF Output Impedance  ....................................................................  75 Ohms

Video Input Impedance  ..................................................  75 Ohms/1 k Ohms

(Switchable)

Audio Input Impedance  ........................................................... 13 ±3 k Ohms

TV to ANT Insertion Loss 50 – 806 MHz .............................................. –2 dB

Dimensions .........................................................  5

13

/

16

 

×

 3

1

/

16

 

×

 1

7

/

16 

inches

(148 

×

 78 

×

 37 mm)

Weight  ..........................................................................................  1 lb 2.5 oz

0.524 kg

Specifications are typical; individual units might vary. Specifications are 
subject to change and improvement without notice.

Summary of Contents for Video RF Modulator

Page 1: ...aller s attention to article 820 22 of the NEC that provides guidelines for proper grounding and in particular specifies that the cable ground shall be connected to the grounding system of the building as close to the point of cable entry as practical CONNECTIONS Figures 1 3 on page 2 illustrate typical configurations for video sources conversion If your video source is stereo plug the connectors ...

Page 2: ...ns when adding one video source to the signal Figure 1 Figure 3 shows the proper connections when adding three video sources to the signal Figure 3 Figure 2 shows the proper connections when adding two video sources to the signal Figure 2 ...

Page 3: ...drop it Keep the RF modulator away from dust and dirt and wipe it with a damp cloth occasionally to keep it looking new Modifying or tampering with the RF modulator s internal components can cause a malfunction and might invalidate its warranty and void your FCC authorization to operate it If your RF modulator is not performing as it should take it to your local RadioShack store for assistance SPE...

Page 4: ...ct defect during the warranty period take the product and the RadioShack sales receipt as proof of purchase date to any RadioShack store RadioShack will at its option un less otherwise provided by law a correct the defect by product repair without charge for parts and labor b replace the product with one of the same or similar design or c refund the purchase price All replaced parts and products a...

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