Maestro 20

The Maestro 20 modem is a very reliable GSM device for SMS messaging. You can buy this hardware in our office: Victor Hugo u. 18-22., Budapest, Hungary 1132. The product can also be purchased by mail order, provided the price is transfered to our bank account in advance.

maestro20 gsm sms modem
Figure 1 - Maestro20 gsm sms modem

Product overview

It is a ready-to-use GSM modem for voice, data, fax and SMS services. It also supports Class 2 for high speed data transfer. Fargo Maestro 20 can be easily controlled by using AT commands for all kinds of operations. With standard 9-pin RS232 port and telephone-like audio plug (via optional cable) Maestro 20 can be set up with minimal effort. It can be quickly connected to the serial port of a desktop or notebook computer. Maestro's metal casing makes it an appropriate solution for tough applications such as Telemetry or Wireless Local Loop (payphones). Its small size makes it simple to integrate in a space restraint environment. With one programmable I/O port for connection with external devices.

Technical information:

  • Dualband GSM 900/1800 Mhz
  • Supports Data / SMS / Voice /Fax
  • Max Power Output: 2W (900 Mhz), 1 W (1800 Mhz)
  • Group 3 FAX support (Class 1 and 2)
  • GPRS Class B, Class 2 (2Rx+1Tx)
  • SimToolKit Class 2
  • AT command set (GSM 07.05, GSM 07.07 and WAVECOM proprietary)

    SMS features:

  • Text and PDU
  • Point to point (MT/MO)
  • Cell Broadcast
  • UCS2 character set management
  • Supports Chinese SMS

    Power requirement:

  • Input Voltage: 5V to 32V DC
  • Current Comsumption: (@5V)
    Rated450mA
    GSM 900*310mA
    GSM 1800#240mA
    GPRS 900 CL 10*N/A
    GPRS 1800 CL 10#N/A
    Idle mode35mA

    (* communication mode PCL=5
    # communication mode PCL=0)

    Intarface onnections:

  • SIM holder
  • 15 pin Sub-D connector (serial and audio connection)
  • 4-pin power supply connector
  • SMA antenna connector

    Dimensions:

  • Overall size: 88 mm x 60 mm x 26 mm
  • Weight: 100 g
  • Temperature range: -15 C to +50 C operating, -20 C to +65 C storage

    Optional accessories:

  • GSM antenna 900/1800 Mhz
  • DIN Rail Mount
  • RS232 / Audio cable

    Related documentation:

    MAESTRO_100_20_user_guide_Rev02.pdf

    Related page: