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INSTRUCTION MANUAL

One Jake Brown Road

Old Bridge, NJ 08857-1000 USA

(800) 523-6049 • (732) 679-4000 • FAX: (732) 679-4353

www.blondertongue.com

BAVM-860 SAW Series

Audio/Video Modulator

Model

Stock No. Description

BAVM-860 SAW 5990A

Channelized Audio/Video Modulator

Status

Date

Document No.

Issue No.

Author

Active

May 21, 2010

651224400A

Obsolete

Jun. 4, 2009

651210100B

Содержание BAVM-860 SAW Series

Страница 1: ...es Inc All rights reserved Specifications are subject to change without notice Trademarks are the property of their respective owner BAVM 860 SAW Series Audio Video Modulator Model Stock No Description BAVM 860 SAW 5990A Channelized Audio Video Modulator Status Date Document No Issue No Author Active May 21 2010 651224400A 1 KK Obsolete Jun 4 2009 651210100B 2 KK ...

Страница 2: ...directly to Blonder Tongue Laboratories Inc One Jake Brown Road Old Bridge NJ 08857 Document Number 651224400A All product names trade names or corporate names mentioned in this document are acknowledged to be the proprietary property of the registered owners This product incorporates copyright protection technology that is protected by U S patents and other intellectual property rights Reverse en...

Страница 3: ...PRODUCT APPLICATION DESCRIPTION 6 2 2 PRODUCT SPECIFICATION 8 SECTION 3 INSTALLATION OPERATION 9 3 1 NOTE TO CATV SYSTEM INSTALLER 9 3 2 UNPACKING AND HANDLING 9 3 3 MECHANICAL INSPECTION 9 3 4 DAMAGE IN SHIPMENT 9 3 5 PRECAUTIONS 9 SECTION 4 PREPARATION FOR USE TYPICAL APPLICATION 10 4 1 AUDIO MODULATION 10 4 2 VIDEO MODULATION 10 ...

Страница 4: ...e LIGHTNING flash symbol is intended to alert you to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electrical shock YOU SHOULD ALWAYS FOLLOW THESE INSTRUCTIONS TO HELP ENSURE AGAINST INJURY TO YOURSELF AND DAMAGE TO YOUR EQUIPMENT Safety Instructions å Read all safety and operating instructions before you op...

Страница 5: ...ly recommend using an outlet that contains surge suppression or ground fault protection For added protection during a lightning storm or when the unit is left unattended and unused for long periods of time unplug it from the wall outlet and disconnect the lines between the unit and the antenna This will prevent damage caused by lightning or power line surges å Do not locate the antenna near overhe...

Страница 6: ...cent channel operation All aeronautical channels are offset positive with a tolerance of 5 kHz as required by FCC 21006 For ease of operation all level controls are located on the front panel A block diagram of the BAVM 860 SAW is shown below The audio video modulator accepts a baseband video and audio input and outputs an RF CATV channel The RF level control provides up to 55 dBmV output The vide...

Страница 7: ...INDICATOR LIGHT 6 OUTPUT TEST 30dB 30 dB Output test point 7 LINE CORD 8 OUTLET 9 VIDEO INPUT 10 AUDIO INPUT 11 RF OUTPUT Stereo Option 4 6 3 2 1 5 7 8 9 10 11 When using the BAVM 860 SAW with a stereo encoder it may be necessary to disable the audio pre emphasis circuit Refer to your stereo encoder s instruction manual for required modulator settings Should the audio pre emphasis need to be disab...

Страница 8: ...nel 40 dB Video Input for 87 5 Modulation 0 7 V to 2 5 V P P Video Input Return Loss 18 dB Video Carrier To Noise Ratio in 4 MHz Bandwidth 60 dB P P Video to 60 Hz RMS Hum Ratio 60 dB Differential Gain at 87 5 Modulation 5 Differential Phase at 87 5 Modulation 5 Group Delay 170 50 nS Audio Input Impedance 10K Ohms Unbalanced Input for 25 KHz Peak Deviation 140 mV RMS Audio Frequency Response 1 0 d...

Страница 9: ... of the equipment 3 5 Precautions Adherence to the initial installation precautions outlined in the Table below will help prevent problems arising during the installation and future maintenance of the unit Returning Product for Repair or Credit A Return Material Authorization RMA Number is required on all products returned to Blonder Tongue regardless if the product is being returned for repair or...

Страница 10: ...dulate which can cause picture distortion 4 2 Video Modulation With a nominal 1 volt P P video source connected adjust the Video Modulation control for 85 depth of modulation If a spectrum analyzer is not available a TV set can be used to check for proper picture contrast Typical Application AV BAVM 860SAW Modulator Splitter Combiner To Distribution System DC T P Attenuator and Amp if Required 24 ...

Страница 11: ...THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 12: ...N NO EVENT AND UNDER NO CIRCUMSTANCES BE LIABLE OR RESPONSIBLE FOR ANY CONSEQUENTIAL INDIRECT INCIDENTAL PUNITIVE DIRECT OR SPECIAL DAMAGES BASED UPON BREACH OF WARRANTY BREACH OF CONTRACT NEGLIGENCE STRICT TORT LIABILITY OR OTHERWISE OR ANY OTHER LEGAL THEORY ARISING DIRECTLY OR INDIRECTLY FROM THE SALE USE INSTALLATION OR FAILURE OF ANY PRODUCT ACQUIRED BY BUYER FROM BT All claims for shortages ...

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