Телефонный интерфейс IFS TT3030WDM-R3

Specifications: Audio Input/Output: Standard Touchtone Telephone Bandwidth: 150 Hz - 5 kHz Signal-to-Noise Ratio (SNR):>60 dB I/O Impedance: 600 ohms balanced Wavelength TT/TR3020WDM: 1310/1550 nm, Multimode TT/TR3030WDM: 1310/1550 nm, Single Mode, Laser Number of fibers 1 Connectors Optical: ST Power: Terminal Block with Screw Clamps Data: RJ-11 Electrical & Mechanical Power: Surface Mount: TT: 12 VDC @ 200 mA TR: 12 VDC @ 500 mA Rack: From Rack Number of Rack Slots: 2 Current Protection: Automatic Resettable Solid-State Current Limiters Max. RG59 Cable Length: 750 ft. Circuit Board: Meets IPC Standard Size (in./cm.) (LxWxH) Surface Mount: 7.0 x 4.9 x 1.0 in., 17.8 x 12.5 x 2.5 cm Rack Mount: 7.7 x 5.0 x 1.0 in., 19.6 x 12.7 x 2.5 cm