Gentner Gt1524 Single Channel Echo Canceller Telephone Conferencing Av Studio

US $34.78

  • Wolfforth, Texas, United States
  • Jan 30th
Listing a used Gentner GT1524 single channel echo canceller for telephone conferencing.  This came from a professional studio environment and has not been abused.  As of the date of listing, the unit powers on. I have no way to test beyond power-up. AS-IS; Current condition UNKNOWN. This item is used and may contain defects that are not immediately detectable. Text description given is meant to be used as a guide only.  All information provided is believed to be correct but no warranty as such is either intended or implied. All items are sold AS IS - WHERE IS AND WITH ALL FAULTS AND DEFECTS THEREIN. Audio Conferencing The GT1524 provides the highest possible audio quality available in a single channel echo canceller. The GT1524 performs a variety of complex, integrated audio functions using digital signal processors (DSPs). It features an integrated telephone interface that enables telephone participants of an audio or video conference to sound as if they are actually in the same room. Plus, it features simultaneous two-wire/four-wire operation so you can audio conference and video conference at the same time. And there’s no white noise set-up—the GT1524 adapts automatically. The GT1524 provides local room audio capabilities through the mic/line input, for connecting a microphone or microphone mixer; and a line output, for connecting an external power amplifier. A speaker can be connected to the speaker terminals. The GT1524 handles video conferencing with a fourwire line-level input/output, which connects to a codec. The aux input and output terminals allow connection of a VCR or other playback or recording device. The mic/line and line-level inputs use automatic gain control to compensate for loud or soft talkers. The mic/line offers high-pass filtering to reduce unwanted low–frequency noise. The integrated telephone interface provides the GT1524’s audio conferencing capability and can be configured to suit your needs. The interface can be set to automatically answer a call and disconnect on loop drop • Audio conferencing or audio for video conferencing • With a single microphone • When circumstances dictate a low-cost single channel echo canceller or call progress tones. And, as part of its self-contained audio conferencing design, the GT1524 includes a built-in five-watt power amp. Activating telephone participants, level adjustments, and other functions can be made via front panel programming, activation through a closure on the rear panel, or via the RS-232 serial interface and a custom remote control system. Features and Benefits • Cost-effective teleconferencing solution • No white noise set-up • Simultaneous two-wire/four-wire capability lets you bring phone calls into your video conference • Integrated touch-tone dialing • ClearOne’s Digital Signal Processing technology ensures crystal-clear audio with the deepest, most reliable hybrid null • 8kHz sampling rate allows continual adaptation to telephone line conditions • Selectable auto-answer and auto-disconnect • Built-in phone hybrid with audible ring indication through speaker or line output • Controlled and programmed via front panel or single RS-232 connection • Lock out front-panel access for security • Phoenix push-on blocks make pin-for-pin wiring easier • Compliance for USA, Canada and Europe includes FCC, CSA and CE • Installs in one 19" rack space The GT1524 features an integrated telephone interface and built-in power amp. Applications GT1524 Single Channel Echo Canceller The GT1524 is manufactured and marketed by ClearOne, formerly Gentner.Specifications Dimensions (LxDxH) 17.25" x 10.25" x 1.75" 43.8 x 26 x 4.5 cm Weight 7 lb/3.18 kg dry 12 lb/5.4 kg shipping Operating Temp 32 to 100° F/0 to 38° C Humidity 15% to 80%, non-condensing Power Input Range Auto-adjusting 100–240VAC; 50/60Hz Power Consumption 30W typical RS-232 DB-9 female 9,600 (default)/19,200/38,400 baud rate 8 bits, 1 stop, no parity Hardware flow control on (default)/off Control/Status DB25 female Inputs: active low (pull to ground) Outputs: open collector, 40VDC max, 40mA each +5V pins (2), 300mA each Mic/Line Input Push-on terminal block, balanced, bridging Impedance: 5k? Nominal Level: adjustable -55dBu, 0dBu Maximum Level: -33dBu, +20dBu Echo Cancellation: 120ms tail time (works with 12dB of room gain) Phantom Power: 24V, selectable AUX In Push-on terminal block, balanced, bridging Impedance: 20k? Nominal Level: 0dBu Maximum Level: 19dBu 4-Wire/Video Codec In Push-on terminal block, balanced, bridging Impedance: 20k? Nominal Level: 0dBu Maximum Level: 19dBu Line Output Push-on terminal block, balanced, bridging Impedance: 50? Nominal Level: 0dBu Maximum Level: 19dBu AUX Output Push-on terminal block, balanced, bridging Impedance: 50? Nominal Level: 0dBu Maximum Level: 19dBu 4-Wire/Video Codec Out Push-on terminal block, balanced, bridging Impedance: 50? Nominal Level: 0dBm Maximum Level: 19dBu Speaker Output Binding post; 5W max into 4? Telco Line RJ-11 connector POTS (plain old telephone service) line or analog extension from PBX Telco Set RJ-11 connector Connect analog telephone set A-lead supervision provided Audio Performance Conditions Unless otherwise specified, all measurements are performed with a 22Hz to 22kHz BW limit (no weighting). Frequency Response: 20Hz to 15kHz ±2dB Noise (EIN): -125dBu, 15kHz BW, max gain, Rs=150? THD+N: <0.1% SNR: 65dB re 0dBu Dynamic Range: 85dB Telco Audio Performance Frequency Response: 250Hz to 3.3kHz ±2dB (AGC disabled) SNR: >60dB re -15dBm on/off the telephone line THD+N: <0.2%, 250Hz to 3.3kHz (AGC disabled) Pre-emphasis: +4dB @ 2kHz TEC tail time: 31ms TEC null: 55dB nominal Approvals FCC, ASA, CE audio conferencing
Condition Used :
An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections.
Seller Notes Powers on and display works. I have no way to test beyond this. Case is scratched. No power cord included.

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