Specifications

CES SUPPORT 407-679-9440 Page 6 MAN79 © CES 2009
1.0 General Description
This manual provides detailed information regarding the installation, operation, and maintenance of the
CES model RM-20 Repeater Maker plus.
The CES RM-20 is an advanced low cost, compact microprocessor controlled repeater controller unit that can make
a repeater out of just about any two transceivers. The standard features and versatility makes this an ideal choice for
commercial, industrial or amateur use.
The M-20 Repeater Maker plus includes:
 Programmable Roger Beep
 Programmable disconnect time out timer with disconnect warning beeps
 Programmable hang time
 Auxiliary relay controlled with programmable DTMF string
 PTT relay
 Power, COR and PTT LED’s
 Power and repeat front panel switches
 Repeat inhibit digital input with programmable polarity
 Up to 4 programmable CTCSS encode/decode
 Internal COR (discriminator)
 External COR with programmable polarity
 External interconnect DB-9 connector (pinout compatible with 4700VP Telephone Interconnect)
 Programmable interconnect repeat audio function
 Programmable Morse code ID
 Internal 8 pin connector for 4700DB audio delay module
 Local or over the air programming
 Low current draw