JK Audio BlueKeeper User Manual

Wireless audio gateway
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BlueKeeper
Wireless Audio Gateway
User Guide
JK Audio

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Table of Contents
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Summary of Contents for JK Audio BlueKeeper

  • Page 1 BlueKeeper Wireless Audio Gateway User Guide JK Audio...
  • Page 2: Introduction

    The Bluetooth word mark and logos are owned by the Bluetooth SIG, Inc. and any use of such marks by JK Audio, Inc. is under license. Other trademarks and trade names are those of their respective owners.
  • Page 3: Warnings And Safety Precautions

    Warnings and Safety Precautions Read and keep these instructions. Follow all instructions and heed all warnings. Clean only with a soft dry cloth. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
  • Page 4: Table Of Contents

    Table of Contents Introduction ........2 Warnings and Safety Precautions .
  • Page 5 Table of Diagrams Figure 1: BlueKeeper Front View ..... . 6 Figure 2: BlueKeeper Rear View ..... . 7 Figure 3: Basic Connections .
  • Page 6: Front View

    Features—Front View Figure 1: Front View Call Button - Press this button to initiate Bluetooth Idle or Pair- ing mode, redial an outgoing call or accept an incoming call. Drop Button - Press this button to drop (hang up) a call. Send 1 Level - Adjusts the signal level that you are sending out to the cell phone through the female XLR input.
  • Page 7: Rear View

    Features—Rear View 15 16 17 18 Figure 2: Rear View 12. Bluetooth antenna - do not obstruct. 13. Caller Output - Male balanced XLR output contains only the caller’s voice at line level. 14. Send 1 Input - Female balanced XLR input for signals going out to the cell phone.
  • Page 8: Connection

    For a direct connection to BlueKeeper: • Send Audio - Connect a dynamic microphone cable to the Send 1 jack on the BlueKeeper. Be sure to set the Mic/Line button to the “Mic” position. • Output - Connect a stereo cable from the mini-jack “Stereo Out”...
  • Page 9: Operation

    The Send 1 volume control will set the level of any audio connected to the Send 1 XLR jack on the back of the BlueKeeper. The Send 2 control will set the level of the Send 2 mini jack on the back of the BlueKeeper.
  • Page 10: Studio Mix-Minus Setup

    Studio Mix-Minus Setup Caller to line level Aux Send B (post-fader) on input on mixer mixer to Send 1 on BlueKeeper, Mic/Line button out (Line) Number of mics depends on mixer Use Main Outputs, USB or Firewire connectors to send audio to...
  • Page 11 On the front of the BlueKeeper, set the Send 1 and Caller knobs to 12 o’clock. (Send 2 and Headphones are not used in this configura- tion so they can be turned off).
  • Page 12: Why Do I Need A Mix-Minus Setup

    Master mix to be sent to your broadcast, recording device, or the speakers of your PA system. However, if you connect this Master mix to the input of the BlueKeeper, you are also sending the caller’s own audio back to the caller. This completes a feedback loop and creates a strange and annoying echo.
  • Page 13: Simple Setup For Mixer

    Connection - Alternate Setup Diagrams Simple Setup for Mixer Caller to any line Aux Send A (pre-fader) on mixer level input on mixer to Send 1 on BlueKeeper, Mic/Line button out (Line) Number of mics depends on mixer Use Main Outputs,...
  • Page 14: Mono Output To Recorder

    Left channel input, then Recorder or Audio Interface use the Left channel output to connect to Mic/Line Inputs Line the BlueKeeper so that Mono/ Outputs Stereo only your mic audio goes back to the caller Set to...
  • Page 15: Bluetooth Wireless Technology

    3.4 kHz. Consult your cell phone or portable device for more de- tails. There are many profiles that may be used for Bluetooth communi- cation. BlueKeeper is compatible with these three typically used in cell phones and headsets: A2DP (Advanced Audio Distribution Profile) Headphone mode used for stereo music streaming.
  • Page 16: Connecting To A Bluetooth Device

    Connecting to a Bluetooth Device When you power up the BlueKeeper, the blue status LED is not lit as the unit waits for a command. Establishing a Bluetooth connec- tion varies with different cell phones. On your phone, find and select the option to set up a connection.
  • Page 17: Figure 8: Bluetooth Led Patterns

    Connecting to a Bluetooth Device When bonding is complete, the blue LED will flash at a rate of 1 sec on, 2 sec off. Once BlueKeeper has been added to your cell phone, subsequent connections can be made more quickly from Idle mode.
  • Page 18: Faqs

    Mono Out and to the Left channel of the Stereo Out. This combined input will also be sent to the Bluetooth connection. Can I pair my BlueKeeper to two cell phones and send my audio to two locations simultaneously? No, your BlueKeeper can only be paired to one Bluetooth en- abled device at a time.
  • Page 19 Most laptop computers only have a mic input, which is mono. You will need to use the mono mic level output of the BlueKeeper or get a sound card with a stereo line level input for your laptop or you can use a USB or Firewire interface product that will ac- cept a stereo input.
  • Page 20: Specifications

    Specifications Inputs Send 1: Balanced Female XLR,1k ohms, 15 mV RMS (-34 dBm nominal) Mic/Line pad switch, Line = +6 dBu max. Send 2: Unbalanced 1/8 “ (3.5 mm) mono, 20k ohms 250 mV RMS (-10 dBu nominal) Outputs Caller: Balanced Male XLR, 200 ohms, 500 mV RMS (-4 dBu nom, +14 dBu max.) Stereo Out:...
  • Page 21: Block Diagram

    Block Diagram Operation (continued) Figure 9: Block Diagram...
  • Page 22 Notes...
  • Page 23: Fcc Compliance

    Changes or modifications not expressly approved by JK Audio can void the user's authority to operate the equipment.
  • Page 24: Warranty

    Warranty BlueKeeper is covered by a 2-year warranty to be free from defective workmanship and materials. In the event that the BlueKeeper needs repair, you must call us to get an authorization, and then carefully pack and ship it to us. You will pay for shipping to us and we will pay for return back to you, UPS ground.

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