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Name:
Model:
   
 
Telephone / Modem Analyzer
Model: PT1085
Application: Test telephone

Features:
DTMF Dialing Test
Frequency Measurement 
Accuracy: ±0.5 dBm
Range: standard frequency ±2.2%
Accuracy: 2 Hz
Resolution:1 Hz 
Strength  Resolution:0.1 dBm
Range: 0 dBm~-20dBm, programmable
DTMF Twist Test 
Resolution: 0.1 dBm
Range: 0 dBm ~ -12.5 dBm  
programmable
Accuracy: 0.1 dBm
Inter Digit Time Range:10mS~255mS 
programmable
PULSE Dialing Test (PPS)
Speed Range: 6.5 PPS~25.0 PPS, 
programmable
Resolution:0.1PPS Accuracy:±0.1 PPS
M-B RATIO Test   Resolution: 0.1%
Range: 20.0% ~ 80.0% , programmable 
Accuracy: 0.1%
Trigger Level Range: 0 ~ 80 mA, 
adjustable
Model: high、low trigger model
Inter Digit Time
Minimum Time: 150 mS
ON / OFF: 200 mS ~ 999 mS, programmable 

TONE / PULSE Dialing Sequence
Length: 24 digit maximum   Sequence: programmable
Transmission Test: meter, 0 dBm full scale with  ±1 dBm
Receiving Test  Waveform: Sine Ware
        Frequency: 400 Hz±1%
Output term: Dial tone before dialing and busy tone after dialing ( 0.5 Sec. ON, 0.5 Sec. OFF )
Ringing Test  Frequency: 15Hz~70Hz, 1Hz/Step
Level: 0 VrmS ~ 150 VrmS adjustable (Sine Ware)
Mode: auto / trigger, 4 step
Time: range 0 mS ~ 9999 mS, step 1 mS, programmable
Feeding  Voltage: DC 48V±1%
       Resistance: 2×200Ω
Loop Current:  meter, 12mA~80mA±3 mA adjustable
Test Mode: 1. tone/pulse auto changeable
2. tone test only 3. pulse test only
Hook Switch (FLASH TIME)
       50 mS ~ 3000 mS
Resolution: 1 m S
Input Resistance:  600Ω
 Artificial Line: 0 km~7 km
telephone line simulator (#26)
Branch Exchange
Calling-up of tone/pulse dialing sequence
Setting simulation subscriber line of 1km、2km、4km



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