AutoHybrid™ Auto-Answer Hybrid User Guide JK Audio
Welcome Thank You Limited Warranty Thank you for purchasing the JK Audio AutoHybrid. Please read this guide for instructions on setting up and using your new Auto-Answer Hybrid. AutoHybrid is covered by a 1 year warranty to be free from defective workmanship and materials. To obtain service, contact JK Audio by phone or email for return authorization. Once authorized, you will carefully pack and ship the faulty product and all accessories to us.
Contents Overview 1 Controls & Indicators 2 Inputs & Outputs 3 Connecting Your AutoHybrid 4 Using the AutoHybrid 5 5 Auto-Answer, Remote Screw Terminal 6 Null Adjust FAQ's 7 Specifications 8 Contents iii
Features Passive Operation - Draws power from the phone line Hybrid Null Adjust - Up to 20 dB Separation Full Duplex Hybrid Detachable Remote Screw Terminal Block Provides: XLR Send Jack XLR Receive Jack Auto-Answer / Disconnect Accessories RA4 Rack Panel Holds 4 AutoHybrids in a 1U rack space iv AutoHybrid Auto-Answer Hybrid - Off-Hook Control - Release Control - OH LED Signal
Overview Introducing the AutoHybrid. The JK Audio AutoHybrid is a simple, passive, auto-answer / disconnect telephone line hybrid. AutoHybrid allows simultaneous send and receive audio through analog telephone lines. Not just another half duplex auto-coupler, this is a full duplex AutoHybrid. Perfect for remote monitoring, IFB feeds, and many simple studio, conferencing, and PA telephone interface applications.
Controls & Indicators Call Button Auto-Answer Press this button to answer or place a telephone call. Lit when you are on line with a call. Press this switch to enable the AutoHybrid to automatically answer an incoming call and then disconnect after the caller hangs up. Auto answer will occur on the first ring. Drop Button Null Adjust Press this button to drop a call. Used to adjust the level of Send audio that is present on the Caller output jack.
Inputs & Outputs Line Jack Caller Output Connect to a standard, single line, analog telephone line. Male balanced line level XLR output contains audio from the phone line. Phone Jack Send Input Connect a single line analog telephone for call setup and dialing. Female balanced line level XLR input for signals going into the phone line. Remote Screw Terminals Call: Momentary +5 VDC to seize line. Drop: Momentary +5 VDC to release. OH pulled to ground for OH LED.
Connecting Your AutoHybrid Connecting your AutoHybrid 1. Use the supplied RJ-11 cable to connect the jack on your AutoHybrid to an analog phone line wall jack. 2. Connect the audio you wish to send down the phone line to the XLR jack on your AutoHybrid. 3. Connect the XLR jack to a line level input on your audio equipment. The Caller output contains audio coming from the phone line.
Using Your AutoHybrid Auto-Answer When the is in the in position, AutoHybrid will answer on the first ring. AutoHybrid will look for a CPC disconnect signal from the phone company to determine when a call has disconnected. This will generally take only several seconds but can take up to a minute. If you are using a simulated analog phone line provided by a PBX system, the system must be configured to send a disconnect signal for the AutoHybrid's auto-disconnect function to operate.
Using Your AutoHybrid Null Adjust The is a 15 turn pot used to determine how much of your audio is delivered to the output jack. Use a small flatblade screwdriver to make adjustments to this control. To find the absolute null for any telephone line, follow this procedure: 1. Place a call to a quiet location. 2. Send a signal into the AutoHybrid jack at a moderate level. A test signal or tone works best. 3.
FAQ's Does the Null adjustment pot increase Caller/Send volume on the AH? No. The adjustment does not increase/decrease or audio. The Null adjustment sets how much of your Send audio is present in the Caller output (to a certain extent). Please refer to page 6 for more details, or contact JK Audio Technical Support.
Technical Information Input Impedance / Level Balanced Female XLR: 1k ohms / 500 mV RMS; -4 dBu nom.; +6 dBu max Insertion Loss: 11dB Send XLR to Phone Line Maximum transmit level at Phone Line -3 dBu Output Balanced Male XLR: 600 ohms / 200 mV RMS; -12 dBu nom. Screw Terminals Off-Hook Control: +5 VDC momentary Release Control: +5 VDC momentary OH LED Signal: Pulled to ground on OH CPC Disconnect: 300 ms minimum MISC 8 Phone Line Connector: RJ11C Isolation: 1500 VAC Ringer: 0.
Declaration of Conformity Manufacturer’s Name: JK Audio, Inc.
FCC Compliance Notice FCC-B Part 15 Compliance This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
FCC Compliance Notice FCC Registration Cont'd exceed 5.0. To be certain of the number of devices that may be connected to the line, as determined by the total RENs, contact the local telephone company. 3. Repair Instructions If it is determined that your telephone equipment is malfunctioning, the FCC requires that it not be used and that it be unplugged from the modular outlet until the problem has been corrected.
AutoHybrid™ Auto-Answer Hybrid User Guide Version 4/16/22 JK Audio, Inc. 1311 E 6th St. Sandwich, IL 60548 United States Telephone: 815.786.2929 Toll Free: 1.800.jkaudio Fax: 815.786.8502 www.jkaudio.com © 2022 JK Audio, Inc. All rights reserved.
