Gve(e1, g.703 to v.35, v.24 converter)
Gve(e1, g.703 to v.35, v.24 converter)
Detailed selling lead description
Features:
1) v-gve is an asic-based converter using one e1/g.703 to convert to v.35
2) can convert successive n x 64k (n=1-32) data stream into pcm signal of e1, the data rate is up to 2048kbps
3) placed in e1 frame, data user just needs necessary timeslot
4) setting timeslot is continuous and according to rate of data port
5) the data ports have v.35 and v.24/rs232c which are optional
6) the ports support external clock and become linking end line
7) v-gve satisfies the requirements of g.703, g.704&g.706 of itu
8) v-gve has local and remote loop backs. Therefore user can use circuitry-test and malfunction diagnose conveniently
Detailed product description
Features:
1) rate of data transition: n x 64kbps (n=1-31), 2, 048kbps
2) transmission mode: synchronization
3) line interface: impedance 75 ohm, physical interface bnc; impedance 120 ohm, physical interface rj45
4) transmission features: comply with g.703
5) clock: line; external
6) testing method: local analogy loopback, remote digital loopback
7) dce interface: v.35 or v.24/rs232c
8) power supply: 220v f+ 10%, 50hz; 48v dc (optional)
9) power consumption: 5w
10) volume (l x w x h): 225 x 145 x 40mm; 9" x 5.8" x 1.6"
11) temperature: 0 - 40fpc
12) humidity: 0~95%
Gve-tplus(e1/g.703 to v.35 ehernet converter
GVE-Tplus(E1/G.703 to V.35 Ehernet converter
Detaile Selling Lead Description
Features:
1) GVE-T plus can convert E1 to both V.35 interface and LAN interface
2) Bandwidth of every port can be set into N x 64kbps (N=1-31) continuous data stream, although the total bandwidth of the two ports must be no more than 31 and must be inserted into PCM time slot of E1. It supports choices of CRC4 on/off and CAS/CCS (30 & 31 time slot)
3) GVE-T plus also can distribute the whole E1 capacity to V.35 data interface, although E1 must be framed N x 64kbps (N=1-31). The work mode can be either internal clock and slave-clock, or N x 64kbps (N=1-31) external clock to achieve end- linking line
4) GVE-T plus can be set up into long-range Ethernet Bridge from V.35 to LAN interface
5) GVE-T plus has two transmission modes to choose from: data and image
6) GVE-T plus has local and remote loop backs. Therefore user can use circuitry-test and malfunction diagnosis conveniently to perform port-to-port integrity test
Detailed Product Description
Ethernet features:
1) LAN table: 10,000 automatic learning and updating
2) Filtering and forwarding: 30,000 frames / second
3) Buffer size: 64M
4) Throughput delay: 1 frame
5) VLAN: comply with 802.1Q
LAN feature:
1) Standard: conforms to IEE802.3 / Ethernet
2) Work mode: full duplex / half duplex
3) Data rate: 10Mbps
4) Physical interface: 10 BaseT (UTP), shielded RJ-45
5) WAN E1 / G.703 feature:
6) Line transmission rate: N 64Kbps (N=1-31) 2048Kbps
7) Line coding options: HDB3
8) Format of line frame: G.703 (framed / unframed)
9) Line interface: BNC; RJ45
Transmission features:
1) Comply with G.703
2) Rate of data transmission: N 64Kbps (N=1-31)
3) Transmission mode: synchronization
4) Data interface: V.35 or V.24 / RS232C DCE
5) Clock: master clock; slave clock; external clock
6) Testing methods: local analogy loopback test; remote digital loopback test
Feature:
1) Power supply: 220VACf+10%, 50Hz 48V DC (optional)
2) Power consumption: 5W
3) Volume: 225 x 145 x 40mm; 9" (L) x 5.8" (W) x 1.6" (H)
4) Temperature: 0 - 40fpC
Dsu128(2 wires 128k, ddn, baseband modem)
Detailed selling lead description
Features:
1) a high-performance 2-wire full duplex base-band modem based on dsp and lsi technology
2) transmission rate is up to 128kbps
3) supports synchronous and asynchronous modes and is suitable for loop between user terminal
And interface of ddn or x.25
4) because it has echo cancellation technique and adaptive equal technology and high- performance
2b1q lines coding technology, it has good transmission property
5) the transmission distance in 0.5mm lines can be up to 7.5km
6) the product conforms to the regulated lines specification of ansi15 loop back test and the lines
Transmission requirement of post and telecom office of china
7) v-dsu128 is compatible with asm-31 of rad, loop-u3500, dt128 of tainet, and so on
1) power supply: 220v acf+10%, 50hz; 48v dc (optional)
2) power consumption: 5w
3) dimensions (l x w h): 225mm x 145mm x 40mm (9" x 5.8" x 1.6")
4) temperature: 0 ~ 40fpc
5) humidity: 0 ~ 95%
Fme(fiber optic modem)
Detailed selling lead description
Fme is high-speed fiber optic modem with remote configuration based on asic circuitry technology. It supports user-selectable rates between n*64kbps (n=1--31) and 2048 kbps. The fiber interface is sc (single module).Transmission distance is up to 60km. The product fully conforms to part 15 of fcc regulation.
With remote configuration, the fme rate of user terminal follows the configuration of the fme of master terminal automatically without any other setup.
Data interface of fme can be v.35/v.24/rs232 or g.703. E1 rate supports framed mode and unframed mode, which are known as n*64 kbps (n=1--31) and transparent 2048 kbps. External clock, internal clock, and slave clock are supported.
With the function of integrated diagnosis, it can perform tests of local analog loop back and remote digital loop back to achieve end-to-end integrity test.
Detailed product description
Feature:
1) fiber optic modes: 8.3/125mum, 8.7/125mum, 9/125mum, 10/125mum, single module
2) transmission distance: 0-60km
3) fiber optic interface: sc
4) length of working wave: options: 1, 310nm, 1, 550nm
5) transmitting electrical level: 0~6dbm
6) receiving sensitivity: -36dbm
7) decaying: 1, 310nm window0.4db/km, 1, 550nm window 0.25db/km
8) data interface: v.35 mode: fmve, g.703 mode: fmge
9) data rate: n*64kbps (n=1 - 31); 2, 048kbps
10) transmission mode: synchronous
11) line interface: bnc; rj45
12) transmission features: conforms to g.703
13) clock: line clock, external clock, internal clock
14) test methods: local analog loop back test and remote digital loop back test
15) dce interface v.35 or v.24/rs232c
1) power supply: 220vacf+10%, 50hz; 48vdc(optional)
2) power consumption: 5w;
3) dimension (l x w x h): 225 x 145x 40mm, 9" x 5.8" x 1.6"
4) temperature: 0 - 40fpc
5) humidity: 0~95%
Msdsl(2wire g.Shdsl modem adsl)
Detailed selling lead description
Features:
1) msdsl is fpga-based 2-wire 2304kbps modem
2) according with itu g.Shdsl standard, with best concocting technology and very good frequency spectrum compatibility
3) has 3.5 - 9.7km transmission distance in special lines with 24awg (0.5mm) and 26 awg (0.4mm)
4) can be used in every high-grade and high-speed telecoms operation such as transmitting voice, data and images
5) also supports n x 64kbps rate (n=1~32) of interface of v.35, e1(g.703) and ethernet.
Msdsl has strong supervisory control function
Detailed product description
Features:
1) line interface
2) fully conforms to standard of ydn 056-1997
3) transmission rate: n x 64kbps + 8kbps (n=3~36)
4) code: pam16
5) line impedance: 135 ohm
6) signal electrical level: +13.5 +/- 0.5 dbm
7) line wire interface: a pair of passive twisted-line, rj45
8) code error rate: f_10 - 9
9) transmission distance without linkup: 3.5~9.7km (0.4~0.8mm wire size)
10) data interface 1 (e1 interface) feature
11) transmission rate: n x 64kbps (n=1~32)
12) line coding: hdb3
13) line impedance: 75 ohm/120 ohm
14) interface standard: conforms to ccitt g.703 standard
15) data interface: (v.35 / v.24)
16) transmission rate: n x 64kbps (n=3~36); v24 (64k; 128k)
17) work mode: dce
18) work circumstances
1) power supply: 220vacf+10%, 50hz; 48v dc (optional)
2) power consumption: <5w
3) dimensions (l x w x h): 225mm x 145mm x 40mm (9" x 5.8" x 1.6")
4) temperature: 0 ~ +40fpc
5) relative humidity: 0 ~ 95%
