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Guangdong Global Telecommunication Technology Co.,

Company Summary:

  • Since 2002
  • 31-50 Employees
  • Turnover 200,000.00 USD per year
  • 85% turn over from existing products
  • 10 year(s) of Export Experience
  • Limited Company

Additional Contacts:

Export Department
Jack Lam
Phone: +86 - 20 - 82322576/+86 - 18025599111
Fax: +86 - 20 -

Company Address:

No.75-78 Pacific Industrial Zone,Xintang Town, Zengcheng Area, Guangzhou, China
Guangzhou, Guangdong
China, 510660
Web Page Link: http://www.toboc.com/guangdongglobaltelecommunicationtechnologyco
D&B D-U-N-S Number: 923041345


Details of Product or Sell Offer

63 E1 STM1 SDH Multiplexer

"63 E1 STM1 SDH Multiplexer" is listed under  Radio & TV Broadcasting EquipmentCategory

global tech gt-sdh-155a 63e1 sdh is the compact stm-1 level synchronous digital hierarchy (sdh) transmission system compatible with itu-t standard. it is designed as a modular system with two 155.520mb/s optical interfaces to provide an ultra-compact, cost-effective and high capacity platform. it provides fully cross-connect between all tributaries, and can be used as terminal multiplexer (tm) or an add-drop-multiplexer (adm) to build point-to-point, ring and chain transmission network. feature # achieve multiplexing from 63 e1 to 2 stm-1 optical interfaces # 1u height, 19 inch width standard # service interface * two stm-1 optical interfaces, sfp optical module (lc connector) * maximum 63 e1 interfaces compliant with itu-t g.703, optional unbalanced/ balanced interface # system interface * ethernet management interface: emu (rj45 connector) * rs232 network management interface: console (rj45 connector) * rs232 user channel interface: rs232 (rj45 connector) * external synchronization interface / extendable management interface : ets1/exm1, ets2/exm2 (rj45 connector) * engineering order wire (eow) interface: (rj11 connector) * ualm and dalm output interface: u/dalmo (db9 connector) # timing mode * stm-1 line timing (t11,t12) * tributary timing from e1-1 to e1-63 (t2) * external timing source input (t31/t32), 2048kbit/s by default and 2048khz selectable * external timing output (t41/t42), 2048kbit/s by default and 2048khz selectable * itu-t g.813 internal oscillator * the timing source can be auto-switched according to ssm or operator settings # supports 1+1 protection and automatic protect switch (aps) with the switching time less than 50ms # supports remote power down detection (rpd) and auto laser shutdown (als) # supports embedded bert and various loop back for troubleshooting # highly efficient management system * supports ne management based on cli command via rs232 interface or telnet * supports network management based on pc via unified platform: gtview * supports three network management types: traditional dcc management, inner dcn management (by some vc12 channel) and outer dcn management (by e1 cable via outer exm interface). # power system * two backup power supply * 220v ac or-48v dc single power * -48v dc & 220v ac double power * -48v dc & -48v dc double power * 220v ac & 220v ac double power * power consumption less than 25w technical parameter system fabric * cross connect: 4* 4 vc-4 optical interface * optical port: s1.1, l1.1, l1.2 * connector: sc, fc * wavelength: 1310nm, 1550nm * coding: nrz * max. spectrum width(rms): g.957 * max. tx power: -8/ 0dbm * min. tx power: -13/ -5dbm * extinction: 8.2/ 10db * rx sensitivity: -28/ -34dbm, ber 10-10 * rx overload: -8/ -10dbm, ber 10-10 e1 interface * coding: hdb3 * bit rate: 2.048mb/s + 50ppm * connector: bnc (75?) / rj45 (120?) * standard:itu-t g.703,g.704,g.823 ets/exm interface * line clock: e1, stm-1 optical link * internal clock: internal oscillator * bit rate:2.048mb/s±50ppm * impedance: 120? balanced ethernet management interface(emu) * bit rate: 100mb/s * connector: rj45 operation environment * working temperature: -10c~ 70c * storage temperature: -40c~ 85c * relative humidity: 5%~ 95%, non-condensing * no corrosive and solvent gas, no dust and heavy emi * power supply: ac 220v, dc -48v * power consumption: 25w±10% * physical dimension: 484mm×44mm×255mm (width ×height ×depth)

Product Detail

7   day(s)
63e1 sdh, sdh mux, stm1 sdh
#63e1sdh, #sdhmux, #stm1sdh

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