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JK Audio Inline Patch User Manual
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JK Audio Inline Patch User Manual

Telephone audio interface
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INLINE
PATCH
Telephone Audio Interface
User Guide
JK Audio

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Summary of Contents for JK Audio Inline Patch

  • Page 1 INLINE PATCH Telephone Audio Interface User Guide JK Audio...
  • Page 2 You can pass around the handset with more control over your teleconference or IVR demo. You can also use Inline Patch to add audio to your conver- sation, or send audio into the phone line instead of your voice.
  • Page 3 Setup for use with residential / analog telephones: 1. Unplug the telephone cord from the base of your tele- phone. 2. Plug that telephone cord into the jack on the Inline Patch marked “Phone Line”. 3. Using the telephone cable we have provided, plug one end into your Inline Patch marked ‘Phone”...
  • Page 4 Setup for use with PBX phone systems is the same as ana- log telephones with one exception. Instead of connecting the phone line jack of the Inline Patch to a wall jack, you will connect to the data / modem jack of your PBX phone. You will still need a regular analog telephone connected to the phone jack of the inline patch.

  • Page 5: Operation

    To fine tune the separation, first connect your audio equip- ment (powered speakers, mixer w/ VU meter, etc.) to the mixed mono output jack on the back of the Inline Patch. Next turn the From Phone control all the way down and the From Line control all the way up.
  • Page 6 Operation (continued) The hybrid circuitry in the Inline Patch can provide a nominal 20 dB of transmit / receive isolation. When using the stereo jack with stereo speakers, the 20 dB isolation will give you substantial left / right separation. The separation on FM ste- reo is typically around 20 dB.

  • Page 7: Specifications

    Specifications Inputs (to phone line): Balanced Connector Female XLR Input Impedance 1 k ohms Level 250 mV RMS (-10 dBm nom.) Line Connector 1/8” (3.5mm) mono mini jack Input Impedance 20 k ohms Level 250 mV RMS (-10 dBm nom) Outputs: Balanced Connector Male XLR...

  • Page 8: Fcc Registration

    FCC Registration Your new JK Audio product has been registered with the Federal Communications Commission (FCC). This product complies with the standards in Part 68 of the FCC rules. Connection and use with the nationwide telephone network The FCC requires that you connect this telephone equipment to the national telephone network through a USOC RJ-11C modular telephone jack.
  • Page 9 FCC. Your telephone company may make changes in its fa- cilities, equipment, operations or procedures that could affect the proper functioning of your JK Audio product. If such changes are planned, you'll be notified by your telephone company.
  • Page 10 Try turning up the “From Line” volume. That should decrease resis- tance and help eliminate the hum. There is a loud hum on the output of my Inline Patch, even when noth- ing else is connected. What else could it be? Make certain you are using the power supply that was shipped with the unit.
  • Page 11 Notes:...

  • Page 12: Warranty

    Warranty Inline Patch is covered by a 2 year warranty to be free from defective workmanship and materials. In the event that the Inline Patch needs repair, you must call us to get an au- thorization, 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.