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Technologies and Features section Types
Walk Indications
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Choosing and Installing section Where to Install
Designing Installations
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Retrofitting an Intersection with an APS
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State of Practices section Case Studies
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Devices section Manufacturers
Campbell Company
Georgetown Electric
Mallory Sonalert
Novax Industries
Bob Panich
Polara Engineering
Prisma Teknik
Relume
Talking Signs
U.S. Traffic Corporation
Wilcox Sales
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Field Adjustments
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U.S. Traffic Corporation

Type of APS
Pedhead mounted
  • Model APS-10
Image of U.S. Traffic device
Pedhead-mounted APS from U.S. Traffic Corporation.

Standard features
WALK indication-tones
  • Cuckoo - 0.6 seconds duration, Frequency Base 1,100 Hz � 20%, Frequency Deviation +120 Hz � 20%
  • Chirp (peep-peep) - 0.2 seconds duration, Frequency Base 2,800 Hz � 20%
Other
  • Volume adjustment - self-switching to one of two output levels depending on ambient noise conditions
Optional features

NA

Installation notes

Speaker is mounted on the pedhead, wired to the WALK indication.

Comments
Manufacturer is developing a device that provides audible countdown information.

Manufacturer
U.S. Traffic Corporation, Santa Fe Springs, CA

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