SGM Telecomunicações Ltda

  Authorized
  Integrator

The SGM gives a maintenance service specialized in proper laboratory for the following products:

NX-64 Digital Radio Link:

Specifications:

Data Rates: 64KBps and 128KBps.
Frequency Operation: 920 to 960MHz.
Interface: V.35, RS-422, RS-232 and G.703.
TX Power Output: +37dBm / 5Watts

NX-E1 Digital Radio Link :

Specifications:

Data Rates: 64 - 2048 kbps in 64 kbps step size, 2xE1/T1, 4xE1/T1, 34 Mbps (available summer 1999).
Frequency Operation: 335-512, 790-960, 1350-1535, 1700-3500 MHz, fully synthesized.
Interface: V.35, RS-422, V.11 (selectable), G.703, E1, T1.
TX Power Output: +33 dBm at 335-512 MHz, +30 dBm at 790-960 MHz, +27 dBm in all other bands (3 dB higher for QPSK).

LEDR MDS 400, 400S, 400F, 900S, 1400F Digital Radio Link :

Specifications:

Data Rates: 64kbps, 128kbps, 256kbps e 768kbps.
Frequency de Operation: 330-512, 800-960MHz and 1350-1535MHz.
Interface: EIA-530, V.35, fractional T1 or E1 source.
TX Power Output: +30dBm / 1W.

Microwave Digital Radio MINI-LINK E:

Specifications:

Data Rates: 2x2, 4x2, 8, 2x8, 8x2, 34+2 and 17x2 Mbps.
Frequency Operation: 7.1-7.7, 7.7-8.5, 12.75-13.25, 14.4-23.35, 17.7-19.7, 21.2-23.6, 24.5-26.5 and 37-39.5GHz.
Interface: G.703 balanced and unbalanced, Ethernet 10/100 T Base.
TX Power Output: +21/28 dBm at 7.1-7.7 GHz, +20/26 dBm at 7.7-8.5 GHz, +18 dBm at 12.75-13.25 GHz, +18/25 dBm at 14.4-15.35 GHz, +17/24 dBm at 17.7-19.7 GHz, +20/23 dBm at 21.2-23.6 GHz, +10/18 dBm at 24.5-26.5 GHz and +17 dBm at 37-39.5 GHz.

Microwave Digital Radio MELODY (9400UX) series:

Specifications:

Data Rates: 2x2, 4x2, 8x2, 16x2 and 34+2 Mbps.
Frequency Operation: 12.75-13.25, 14.4-15.35, 17.7-19.7, 21.2-23.6, 24.5-26.5 and 37-39.5 GHz.
Interface: G.703 balanced and unbalanced.
TX Power Output: +25 dBm at 12.75-13.25 GHz, +21 dBm at 14.4-15.35 GHz, +24,5 dBm at 17.7-19.7 GHz, +19 dBm at 21.2-23.6 GHz, +18 dBm at 24.5-26.5 GHz and +16 dBm at 37-39.5 GHz.

MicroStar 38GHz

Microwave Digital Radio MICROSTAR:

Specifications:

Data Rates: 2x2, 4x2, 8x2, 16x2 and 34+2 Mbps.
Frequency Operation: 7.110-7.755 GHz, 7.725-8.275 GHz, 8.275-8.750 GHz, 12.75-23.25 GHz, 14.4-15.35 GHz, 17.7-19.7 GHz, 21.2-23.6 GHz, 24.5-26.5 GHz and 37-39.5 GHz.
Interface: G.703 balanced and unbalanced.
TX Power Output: +26.5 dBm (QPSK) and +22.5 (16QAM) at 7.110-7.755 GHz, 7.725-8.275 GHz, 8.275-8.750 GHz, +22 dBm (QPSK) and +18 dBm (16QAM) at 12.75-23.25 GHz, 14.4-15.35 GHz, 17.7-19.7 GHz, +17 dBm at 21.2-23.6 GHz and +15 dBm at 24.5-26.5 GHz and 37-39.5 GHz.

Microwave Digital Radio PASOLINK:

Specifications:

Data Rates: 2x2, 4x2, 1x8, 8x2, 16x2 and 1x34 Mbps.
Frequency Operation: 14.5-15.35 GHz, 17.7-19.7 GHz, 21.5-23.6 GHz, 24.5-29.5 GHz and 37-39.5 GHz.
Interface: G.703 balanced and unbalanced, Ethernet 10/100 T Base.
TX Power Output: +23 dBm at 14.5-15.35 GHz, +23 dBm at 17.7-19.7 GHz, +23 dBm at 21.5-23.6 GHz, +20 dBm at 24.5-29.5 GHz and +15 dBm at 37-39.5 GHz.

1+0

1+1

Microwave Digital Radio MDL 2000 (1+0 and 1+1):

Specifications:

Data Rates: 2x2, 4x2, 8x2, 16x2 Mbps.
Frequency Operation: 7.11-7.75 GHz, 12.75-13.25 GHz, 14.4-15.35 GHz, 17.7-19.7 GHz, 21.2-23.6 GHz, 24.5-26.5 GHz and 37-39.5 GHz.
Interface: G.703.
TX Power Output: +27 dBm at 7.5 GHz, +23 dBm at 13/15 GHz, +20 and +26dBm at 18 GHz, +17 dBm at 23/26 GHz and +18 dBm at 38 GHz.

Microwave Digital Radio SRA L:

Specifications:

Data Rates: 2x2, 4x2, 8x2 and 16x2 Mbps.
Frequency Operation: 7.1-7.9 GHz, 8.2-8.5 GHz, 10.5-10.7 GHz, 12.75-13.25 GHz, 14.4-15.35 GHz, 17.7-19.7 GHz, 21.2-23.6 GHz, 24.5-26.5 GHz, 27.5-29.5 GHz and 37-39.5 GHz.
Interface: G.703.
TX Power Output: +24 dBm at 7/8 GHz, +20 dBm at 10.5/13/15 GHz, +18 dBm at 18/23/26 GHz and +17 dBm at 38 GHz.

Microwave Digital Radio DART:

Specifications:

Data Rates: 1E1 and 1DS1.
Frequency Operation: 14.4-15.35 GHz, 17.7-19.7 GHz, 21.2-23.6 GHz, 24.25-26.5 GHz, 27.5-31.3 GHz and 37-40 GHz.
Interface: EIA RS-232/422.
TX Power Output: +19 dBm at 15, 18 and 23GHz, +18 dBm at 26 GHz and +16 dBm at 38 GHz.

MetroCell - CELLULAR BASE STATION NORTEL - AMPS/TDMA SYSTEM:

Composed by:

TRU 2 - Transmit Receive Unit (NTAX 98AA)
TRU 3 - Transmit Receive Unit (NTAW99AA)
DPA - Dual Power Amplifier Module (NTFB38AA)
ATC - Auto Tune Combiner (NTFB17AA)

MBS

CSI

MicroCell - CELLULAR BASE STATION NORTEL - AMPS/TDMA SYSTEM:

Composed by:

1. Sub-Rack MBS ( Microcell Base Station)

NTLA40AA - Alarm and Power Supply Unit
NTLA30AA - Antenna Matrix & Oscillator
NTAX98AA - TRU 2 Transmit Receive Unit ou
NTAW99AA - TRU 3 Transmit Receive Unit

2. Sub-Rack CSI ( Compact Simplex ICRM )

NTAX73AA - AC/DC Power Converter
NT2X70CA - DC Power Converter
NTAX88CA - Remote Module Time Switch Controller
NTAX94AA - Compact Alarm and Control Unit
NT6X27BB - PCM Interface 2M
NT8X47BA - Remote Module Digital Port

MacroCell - CELLULAR BASE STATION NORTEL - AMPS/TDMA SYSTEM:

Composed by:

NTHX51AA - SCLPA 800 - Single Channel Linear Power Amplifier
NTAX98AA - TRU 2 Transmit Receive Unit ou
NTAW99AA - TRU 3 Transmit Receive Unit

Multi-Service Access Switch CVX-1800:

Composed by:

NTDY10CA - Chassis
NTDY20PB / PA - System Control Card II with 3 EThernet interfaces + 1xHSSI + IPsec
NTDY20NB - System Control Card II with 3 EThernet interfaces + 1xHSSI + IPsec
NTDY60EC - Flash Memory Card
NTDY29FA - Line Termination Module 3x EThernet interfaces
NTDY29HA - Line Termination Module 5x EThernet interfaces
NTDY30LA - 24xE1 Digital Access Card
NTDY36EA - 24xE1 Line termination module
NTDY40B - 204 Modem Access Cards
NTDY13BA - Cooling System