Unclassified
General Description
1-1
1.1 INTRODUCTION
The MICOM RM500 (ordering option G160) and RM500R (ordering option G179) are
500W HF SSB rack-mount continuous duty transceivers, part of the MICOM 3 line of HF
SSB radio sets. This manual covers the installation and operation of the RM500/RM500R
transceivers. The manual covers only procedures specific to the RM500 and RM500R; the
other procedures, which are common to the whole MICOM 3 product line, are described
in Publication 6886867J01, “Owner’s Guide, MICOM 3E/3T/3R HF-SSB Transceivers”.
Optional features applicable to your radio set can be found in MICOM-3 Supplements.
1.2 GENERAL DESCRIPTION
The MICOM RM500 and RM500R are 500W HF SSB continuous duty radio sets. Figure
1 shows a general view of a typical 500W transceiver (the RM500R).
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F1
F2
F3
F4
Figure 1-1. RM500R, General View
RM500 and RM500R expand the MICOM 3 product line by offering higher transmit
power and thus longer reach, and improved communications under bad propagation
conditions and/or strong interference.
RM500 and RM500R can be equipped with the ISB option (option G191), described in
Publication 6888882V01, which enables MICOM-3 radio sets to simultaneously
communicate on both the upper sideband (USB) and the lower sideband (LSB) of the
selected channel (RF carrier frequency). Moreover, when transmitting data, the internal
MICOM-3 modem enables using the whole bandwidth of the two sidebands (more than 6
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