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Instruction Manual

® is a registered trademark of the R.L. Drake Company

© Copyright 2003 R.L. Drake Company          P/N: 3852471C-2-2003         Printed in the U.S.A.

®

VM2860/VM2862

Commercial Video Modulator

(For use in NTSC systems)

Содержание VM2860

Страница 1: ...ruction Manual is a registered trademark of the R L Drake Company Copyright 2003 R L Drake Company P N 3852471C 2 2003 Printed in the U S A VM2860 VM2862 Commercial Video Modulator For use in NTSC sys...

Страница 2: ...attention to cords at plugs convenience receptacles and the point where they exit from the product 14 Outdoor Antenna Grounding If an outside antenna or cable system is connected to the product be su...

Страница 3: ...low noise floor mixing ensures very low broadband noise at the output Thus a full complement of up to all 134 available channels from VM2860 or VM2862 modulators may be combined while maintaining an e...

Страница 4: ...POWER Indicator This LED lights when the unit is connected to a source of AC power The LED flashes when on an invalid channel or if there is a synthesizer error F2 VIDEO LEVEL Control The setting of t...

Страница 5: ...ese are unbalanced audio inputs to the IF circuits These RCA phono connector inputs accept baseband through 15 kHz audio at a nominal level of 250 mV RMS approximately 10 dBu R2 R5 R7 R6 R9 R10 R3 R4...

Страница 6: ...at will shorten component life and modulator performance will be degraded without proper cooling FCC PART 76 612 The VM2860 VM2862 synthesizer has been programmed to comply with FCC requirements for o...

Страница 7: ...792 00 798 00 804 00 810 00 816 00 822 00 828 00 834 00 842 00 848 00 854 00 860 00 EIA CH OutputChannel Switch Setting 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27...

Страница 8: ...25 175 25 181 25 187 25 193 25 199 25 205 25 211 25 2 3 4 5 6 7 8 9 10 11 12 13 Visual Carrier Frequency MHz VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS...

Страница 9: ...th the VM2860 and VM2862 models If the VM2860 model is used with an external stereo encoder that provides the 2 IF LOOP 5 AUDIO LOOP 6 VIDEO LED 7 CLAMP SLOW NORM ON ON 8 4 5 MHz TRAP 3 AUDIO PRE EMPH...

Страница 10: ...orking days after it arrives at R L DRAKE if we have all the facts If we must call you it may take longer R L DRAKE is not responsible for damage caused by lightning nonprofes sional alterations acts...

Страница 11: ...important to obtain proper performance from this product Therefore carefully read the Instruction Manual This warranty does not apply to any defect that R L DRAKE COMPANY determines is due to 1 Improp...

Страница 12: ...R L Drake Company 230 Industrial Drive Franklin Ohio 45005 U S A Customer Service and Parts Telephone 1 937 746 6990 Telefax 1 937 743 4576 World Wide Web Site http www rldrake com...

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