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Office Hours
Monday through Thursday, 8:00 am to 5:00 pm Pacific Time; closed Fridays

Broadcast Tools, Inc. will be closed in observance of the following holidays:
Memorial Day: Monday, May 28th
Independence Day: Wednesday, July 4th
Labor Day: Monday, September 3rd
Thanksgiving Day: Thursday, November 24th
Christmas Day: Tuesday, December 25th

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by American Workers
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STA-III


Product Overview The STA-III provides a convenient interface between a telephone line and the users equipment. A short list of the features is presented below.
Features/Benefits

  • Auto-answer and auto-disconnect via CPC (calling party control) and/or long dial tone hang up signals, allowing use behind PBX telephone switches and POTS lines.
  • Front panel, plus remote line seize and drop control for manual operation.
  • Remote line busy input.
  • Electronic telephone hybrid.
  • Remote controllable send and receive audio switcher.
  • Balanced bridging audio input with automatic signal limiter with front panel level control.
  • Balanced low Z audio output with front panel level control.
  • Front panel LEDs display power, ring, valid DTMF tone.
  • Two remote controllable SPST relays.
  • External hook relay activates when a valid access code is accepted.
  • Momentary SPST relay for End Of Call.
  • User programmable number of rings before auto-answer.
  • User programmable up to ten-digit access code, if required.
  • User defeatable beep tones on line seize.
  • All connections via screw terminals.
  • Loop-thru jack. (This is where you would connect your business telephone system if you were sharing the line.)
  • The STA-III's attractive painted metal chassis may be set on a desktop, mounted on a wall or as part of the new optional RA-1 rack shelf for mounting up to three units in 1-RU.
Applications Phone line coupling.
131 State Street • Sedro-Woolley, WA 98284
Ph: 360.854.9559 • support@broadcasttools.com • Fax: 866.783.1742
Monday through Thursday 8:00 AM to 5:00 PM Pacific Time

Broadcast Tools® is a registered trademark of Broadcast Tools, Inc.
tiny TOOLS™ is a trademark of Broadcast Tools, Inc.
All Sentinel® labeled products is a registered trademark of Broadcast Tools, Inc.
Copyright ® 1989 - 2012 by Broadcast Tools, Inc. All rights reserved.
Pricing and availability are subject to change without notice.