DUOPHONE SYSTEM 208  (430-0616)      Specifications    Faxback Doc. # 8068

Telephone

Pulse Dialing Rate.................................................10 pps
Make/Break Ratio..................................................39/61 %
Inter-Digit Pause..................................................880 ms
Redial Memory Capacity
Pulse Mode......................................................32 Digits
Tone Mode.......................................................31 Digits
Tone Dialing................................................Standard DTMF
Connector..................................................USOC Type RJ14
Access Pause....................................................2 Seconds
Memory Capacity
Pulse Mode......................................................16 Digits
Tone Mode.......................................................15 Digits
Memory Position.Capacity...................21 Stations (including redial)
Accessories.......................................Two Screws, Screwdriver

Intercom

Reception
RF Frequency
Originate.........................................................390 kHz
Answer............................................................320 kHz
Signal To Noise Ratio......................40 dB at 10 mV Input (handset)
                                              50 dB at 10 mV Input (page)
Power Output at 10mV Input
Speaker............................................................100 mW
Handset.............................................................40 µW

Transmission
RF Frequency
Originate.........................................................320 kHz
Answer............................................................390 kHz
RF Output Voltage..................................................100 mV
Dimensions........................4 31/64 x 6 29/64 x 9 1/16 Inches (HWD)
Weight...........................................................30.3 oz.

Operating Parameters

Interface......................................................Loop Start
Ringer...............Standard Bridged Ringer 20-60 Hz sine or square wave
                                                 40-105 volts ring signal
Current......................................6-15 VDC (off hook) 20-70 mA
Resistance...........................6 Mohm (on hook), 300 Ohm (off hook)

NOTE:  This phone has Continuous DTMF/Key Following.

Specifications are typical; individual units might vary. Specifications
are subject to change without notice.

(jlc/ir-04/05/95)