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RECEIVER
1. Sensitivity 12 dB SINAD
2. Frequency Response (Ref:1kHz)
3. Distortion at 1 mV RF Input
4. S/N ratio at 1 mV RF Input
5. Selectivity (NQ20dB)
6. Tel Line Output Level (600W Load)
7. Bell Ringer Level at 30cm from Speaker
8. Intercom Ringer Level at 30cm from Speaker
TRANSMITTER
1. RF Power (50W Load)
2. Modulation Sensitivity
3. Frequency Response (Ref:1kHz)
4. Frequency Tolerance (25°C)
5. Code Deviation
6. Distortion
7. S/N Ratio
TELEPHONE LINE
1. Off-hook Impedance (at 1kHz)
2. Off-hook DC Resistance (DC 40mA)
3. On-hook Impedance 20Hz (75Vrms)
4. Minimum Ringer Input Level
5. Pulse Dialing
a. Dialing Rate (@10pps)
b. Make Ratio (@10pps)
6. DTMF Output (@600W Load)
a. Minimum Level of Single Tone
Low Group
High Group
b. DTMF Level
c. DTMF Frequency
Row 1
Row 2
Row 3
Row 4
Column 1
Column 2
Column 3
d. Signal Length
e. Interdigital Pause
SPEAKER PHONE
1. Microphone Sensitivity
(-20dBm TEL Output, measured at just signal on.)
2. Receiver Response Audio Out
(Audio Output at -30dBm TEL Input, measured at just signal on.)
INTERCOM
1. Microphone Sensitivity
(1kHz±4.0kHz Dev., without DSP unit, lines MIC IN and LOUT are shorted.)
2.
Receiver Response Audio Out(1kHz ± 8kHz Dev., measured at just signal on.)
with CCITT Filter
with CCITT Filter
6dB Bandwidth +
6dB Bandwidth -
Frequency: 1.0kHz + 2.0kHz
Frequency: 1.0kHz
Called from H/S
with CCITT Filter
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