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Summary of Contents for Broadcast Tools B031
- Page 1 B031 DUAL PILOT TONE DETECTOR Handbook Version 0.8...
- Page 2 Dual Pilot Tone Detector B031 dB Broadcast Ltd has made every effort to ensure the accuracy of information contained within this document which is nevertheless supplied for information purposes only and does not constitute any form of warranty or guarantee.
- Page 3 Dual Pilot Tone Detector B031 28/03/2007 Date of first publication Current issue and date 0.8 / 28 March 2007 Board issue numbers covered 2007 dB Broadcast Ltd...
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Page 4: Table Of Contents
Dual Pilot Tone Detector B031 INTRODUCTION Main Features INSTALLATION ELECTING ONNECTORS Rear Panel Connections CONFIGURATION AND OPERATION Front Panel Control ONFIGURATION Channel A main module adjustments Channel B main module adjustments Timer module adjustments AMPLE ROBLEMS AND THEIR OLUTIONS ORDERING INFORMATION SPECIFICATION ... -
Page 5: Introduction
Dual Pilot Tone Detector B031 Introduction The B031 Dual Pilot Tone Detector module has dual balanced audio inputs with independent detector circuits. It fits in 1U or 3U Vistek frames and power is derived from the frame PSU(s). The B031 Dual Pilot Tone Detector The input impedance is selectable to either 600... -
Page 6: Main Features
Dual Pilot Tone Detector B031 Introduction Main Features Dual pilot tone detector for Vistek frames Inputs may be terminated with 600or Hi –Z (50k ) Front panel indications for pilot tone fail (undelayed and delayed) for each channel ... -
Page 7: Installation
Dual Pilot Tone Detector B031 Installation Selecting Rear Connectors The available rear connectors and the frames/signal I/O used are as follows: Type Frame Connectors Signal types VB130 1U(F010)/3U 3-pin screw Analogue audio Vistek terminal 3U Vistek style chassis VB130 2007 dB Broadcast Ltd... -
Page 8: Rear Panel Connections
Dual Pilot Tone Detector B031 Installation Rear Panel Connections SIGNAL CONNECTOR COMMENTS 3 pin screw Not used 3 pin screw Not used 3 pin screw Input 1 3 pin screw Not used 3 pin screw Not used 3 pin screw... -
Page 9: Configuration And Operation
Dual Pilot Tone Detector B031 Configuration and Operation Front Panel Control LED Indicators: D Yellow – Flashing indicates DART monitoring is active V Green – Indicates DC power present & OK Sig Fail Yellow – Immediate signal loss indication Delay Red –... -
Page 10: Configuration
B031 Configuration and Operation Configuration Each channel has a number of configuration jumper links and adjustments. The B031 Dual Pilot Tone Detector showing jumper links Channel A main module adjustments Adjustment Main Module - Channel A Select 600 termination or high impedance (50k ). -
Page 11: Timer Module Adjustments
Dual Pilot Tone Detector B031 Configuration and Operation Timer module adjustments Delayed Pilot Tone loss Onset and Reset delays Adjusting Onset (Good to Fail time) delay This is adjusted using the 16-way rotary switch SW2 from 10 to 15 seconds. - Page 12 Dual Pilot Tone Detector B031 Configuration and Operation Adjusting Pilot Tone loss Threshold Settings The coarse tone loss threshold setting is adjusted using S1 for input A and S2 for input B. S1/S2 Value -12dB -6dB -3dB -1.5dB -0.5dB +0.5dB The threshold set with all switches off is -20dB;...
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Page 13: Sample Problems And Their Solutions
Dual Pilot Tone Detector B031 Configuration and Operation Sample Problems and their Solutions The unit does not appear to operate correctly Check that the green ‘V’ LED is illuminated and that the module is seated correctly in the frame. Check that the appropriate rear connector has been cabled correctly. -
Page 14: Ordering Information
Dual Pilot Tone Detector B031 Ordering Information B031 module types 3U Vistek configuration V1606-dB-2PSU 3U Chassis, 14 Module slots, 2 PSU slots (2 PSUs included) V1610-dB-48V 3U Chassis, 14 Module slots, 2 48V PSU slots (2 48V PSUs included) VB130... -
Page 15: Specification
Dual Pilot Tone Detector B031 Specification INPUTS & OUTPUTS Signal formats Analogue Audio Connectors 3-Pin Screw Terminal 600 or Hi Z/50k (Link Selectable) Impedance 2007 dB Broadcast Ltd Version 0.8...
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