Summary of Contents for DRAKE MM806
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Page 1: Instruction Manual
MM806 NTSC Modulation Monitor Instruction Manual ® is a registered trademark of the R.L. Drake Company © Copyright 2002 R.L. Drake Company P/N:3852398B-3-200 Printed in the U.S.A. -
Page 2: Caution Statements
Caution Statements WARNING: TO PREVENT FIRE OR A product and cart combination should be moved ELECTRICAL SHOCK DO NOT with care. Quick stops, excessive force and EXPOSE TO RAIN OR MOISTURE uneven surfaces may cause the product and cart combination to overturn. The lightning flash with arrow head symbol, within CAUTION an equilateral triangle, is intended to alert the user... -
Page 3: Important Safety Instructions
Important Safety Instructions 1. Read Instructions—All the safety and operating instructions should be read 14. Outdoor Antenna Grounding—If an outside antenna or cable system is before the product is operated. connected to the product, be sure the antenna or cable system is grounded so 2. -
Page 4: Table Of Contents
(54 - 806 MHz). 25 kHz peak deviation. One MM806 may be added to a headend installation with As previously described, channel selection switches are the combined headend output sampled with a directional located on the front panel. -
Page 5: Specifications
Specifications Input Frequency: 54 - 806 MHz, Off-Air: Channels 2 - 69. CATV: Channels 2 - 125. Input Level: -10 to +35 dBmV. Noise Figure: VHF: 8 dB. UHF: 10 dB. Image Rejection: VHF: 65 dB. UHF: 50 dB. Input Impedance: 75 Ohms. -
Page 6: Front Panel Controls And Indicators
Front Panel Controls and Indicators MM806 MODULATION MONITOR MODE CHANNEL AUDIO VIDEO % MODULATION % MODULATION POWER CATV 40 60 80 100 40 60 80 100 BCTV CATV +100 DEPTH OF MODULATION 100% = 25 kHz PEAK Figure 1 F1 - POWER Indicator... -
Page 7: Rear Panel Controls And Connections
Rear Panel Controls and Connections CAUTION: - RISK OF FIRE -REPLACE FUSE AS MARKED AFTER DISCONNECTING UNIT FROM AC LINE ATTENTION: - RISQUE D'INCENDIE - REMPLACEZ FUSIBLE DU TYPE INDIQUE APRES DEBRANCHER DU SECTEUR Figure 2 R1 - RF INPUT Connector R4 - FUSE This is the 75 Ohm input to the demodulator circuits from Always replace this fuse with one of the same type and... -
Page 8: Installation
Choose a Tap value so the video carrier level to the Adequate ventilation is very important in multichannel MM806 is in the 0 dBmV to +15 dBmV range. installations. Units should be spaced apart by at least one panel height wherever possible, and some air movement is advisable in enclosed rack cabinets. -
Page 9: Reference Chart Of Off-Air And Catv Channels
Reference Chart of Off-Air and CATV Channels OFF-AIR OFF-AIR OFF-AIR OFF-AIR OFF-AIR CATV CATV CATV CATV CATV CATV CATV CATV CATV CATV VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS VHF BROADCAST CHANNELS CABLE TV CHANNELS CABLE TV CHANNELS CABLE TV CHANNELS CABLE TV CHANNELS... -
Page 10: Service / If You Need To Call For Help
Service / If You Need To Call For Help SERVICE INFORMATION Should you want to return your unit for service, package You may contact the R.L. DRAKE Service Department for the unit carefully using the original carton or other suitable additional information or assistance by calling container. -
Page 11: Warranty
Warranty Warranty Three Year Limited Warranty R.L.DRAKE COMPANY warrants to the original purchaser this product shall be free from defects in material or workmanship for three (3) years from the date of original purchase. During the warranty period the R.L.DRAKE COMPANY or an authorized Drake service facility will provide, free of charge, both parts and labor necessary to correct defects in material and workmanship. - Page 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...
- Page 14 MM806 Modulation Monitor Specifications Sheet For: Direct A/V Inc. MM806 MODULATION MONITOR MODE CHANNEL VIDEO AUDIO % MODULATION % MODULATION POWER CATV 40 60 80 100 40 60 80 100 BCTV CATV +100 DEPTH OF MODULATION 100% = 25 kHz PEAK...
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