foc opv35 is a high speed, synchronous fiber optic modem converting v.35 electrical signal into optical signal for transmission over fiver optic cable. it has selectable data rates from 64k up to 2.048mbps (e1), and a range up to 30km features: l extends the range of e1 services over fiber optic up to 30 km. l complies with all relevant itu-t standards l support of framed and unframed e1 signals. transparent to e1 framing l comprehensive diagnostic functions: built-in bert, v.54 diagnostics, crc l loopback diagnostics: local (lloop), remote (rloop) and local remote (rrloop) l status leds l can work opposite with tc-ope1 l clocking: internal, external, network l low power consumption: 2w l 220vac or -48vdc power supply specifications： e1 interface l baud rate: nx64kbps (n= 1~32) l mode: dte, dce selectable l connector: db25 (female) fiber optic link l baud rate: 2.048mbps ±50ppm l fiber optic: single mode, 1310nm l connector: fc (sc, st available on request) physical specifications l operating environment: ø temperature: 5-500c ø humidity: 5% – 95%, non-condensing l dimensions: 210 x 140 x 38 (mm)