Microbit RRC-1258 MkII(s) Manual de usuario descargar pdf (Pagina 219)

USER MANUAL

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RRC-1258 MKII

Ba1258B_RemoteRig_MkIIs-A33.docx

User manual

Rev. A33 – 2015 Jan 28

219 of 236

RRC-1258MkII with 2-wire or 4-wire interfaces

General

The RRC versions with 2-wire and 4-wire interfaces are mainly used for remote control of

commercial radio systems which was designed for leased 2 or 4 wire lines. The interfaces are

balanced and are using transformers for isolation nominal impedance is 600 ohm resistive.

The 4-wire version can be order with opto couplers for transfer of E and M signals. Nominal

audio level is -10 dBm and max level is about +4 dBm. The system also supports transfer of

two independent serial ports.

Hardware configuration

The Interface PCB for 2 and 4-wires must be installed at factory. No other strappings needed.

Control

Radio

RRC-1258MkII

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Microbit RRC-1258 MkII(s) Manual de usuario Pagina 219