Bosch UTI1 Universal Telephone Interface (+20 CU)
The UTI1 Universal Telephone Interface provides single-zone paging for one-way applications such as
self-amplified speaker systems. It is compatible with all standard analog port types and includes two audio
outputs with level controls, each of which can provide audio for 150 Bogen self-amplified speakers.
A 24V DC @ 1A internal power supply is available to power external equipment.
Specifications
- Input Impedance: 600 ohms (nominal)
- Input Level: -10 dBm (nominal)
- BGM Input Impedance: 20k ohms
- Music Input Level: -10 dBm (nominal)
- Output Level: -10 dBm (nominal)
- Speaker Drive Capacity: 150
- Timer Duration: Default: 10s to 990s
VOX: 1s to 9s
(both defeatable) - CPC Disconnect: Pulse greater than 300ms
- Voltage: 120V AC
- Current: 0.5A
- Temperature: 0 to 104? F (-18 to 40? C)
- Humidity: 0 to 85% non-precipitating
- Dimensions: 12-1
/4″ W x 5-1
/4″ H x 2-1
/2″ D
Features
- Single-zone paging
- Telephone interfaces: loop start trunk, ground start
trunk, station access (analog ring-up), page port
contact closure activation, page port voice
activation - Simple 2-switch interface setup
- Override paging (using loop start trunk or page
port contact closure activation) - Programmable activation of AUX contacts
- Two audio outputs (Page Only and Page with
Background Music) both with level controls - Each output can provide audio drive for 150 selfamplified speakers
- High impedance transformer-isolated background
music input with volume control - Variable music mute
- Night Ringer (contact closure activation)
- Tone Trigger (tone and duration selectable, closureactivated)
- Tone burst (2 to 7 sec), chime, and slow whoop
tone selections - Pre-Announce/Confirmation Tone
- Adjustable output limiter with threshold control
and active indicator - DTMF Block to help suppress DTMF tones over
paging system - Rack panel kit with security cover available
(RPKUTI1 sold separately) - Two-Year Warranty
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