Technical Specifications; Gsm Terminal; Application Module; Terminal Data Transfer Modes - Nokia 22 Operator's Manual

7. Technical specifications

GSM terminal

• Dual Band GSM 900/1800
• Transmitting power max 2.0 W (GSM 900), 1.0 W (GSM 1800)
• HSCSD multi-slot data (up to 43.2 kbps)
• Small-size SIM cards supported
• D9 female connector for RS-232
• Power input range:
• Nominal 7.2 V DC
• Absolute min. 6.5 V DC
• Absolute max. 15.6 V DC

Application module

Trunk interface:
• Line voltage 50 V
• Ringing voltage 48 V
• Line impedance 600 Ohm
Extension interface:
• Off-hook AC impedance 600 Ohm
• On-hook AC impedance 150 kOhm
• On-hook DC resistance 10 MOhm
• Loop DC current min 15 mA, max 120 mA

Terminal data transfer modes

The GSM terminal supports non-transparent and transparent data connections
(HSCSD in non-transparent mode only).
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Technical specifications
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