Micom RM125 Owner'S Manual Download Page 33

ON

REMOTE CONTROL

ACC-J4

ACC-J3

13.8V

AC

110/220V

RF OUT

To Antenna 

(via Coaxial Protector)

To AC

Source

Control

Cable

DC Power

Cable

RM1200 (PA)

RM125 (Exciter)

PS Unit

OFF

BAT

+

-

PPS-CONT   TX OUT  RX OUT

TX IN

RX IN

ACC-J2

ACC-J1

MONITOR

RF Out

RF In

+48VDC 

OUT 1

+V

+V

-V

-V

45V

45V

OUT 2

GND

AC INPUT

110-230VAC/ 47~63Hz

L

N

G

AMP-CONT

EXCITER CONTROL 

DC OUTPUT

Line
Neutral
Ground

AC Power Cable

to AC Source

 

Figure 13. Typical RM1200 System Connections 

6888882V02  

 33 

 

Summary of Contents for RM125

Page 1: ...10 RM125 RM125R Installation 12 Installation Planning Guidelines 12 Preparations for Installation 14 Installation Procedure Basic Radio 14 Installation Procedure Radio with PPS Option 16 RM125 RM125R...

Page 2: ...ransceiver with a 110 220 VAC 50 60 Hz power supply contained in a compact chassis suitable for installation in a 19 rack or desktop Internal cooling fans enable operation over a wide range of tempera...

Page 3: ...ocedures thereby enabling personnel familiar with the operation of MICOM 3 equipment to start using the RM125 RM125R with minimal training Equipment Versions MICOM RM125 Transceiver for long range wir...

Page 4: ...os Unique Built In self Test BIT system provides exceptional dependability Protection circuits enable transmission at maximum safe power Comprehensive communication and networking services Office qual...

Page 5: ...d average User selectable levels Max 125W High 100W Medium 62 5W Low 25W Reception frequency range 100 kHz to 30 MHz Sensitivity SINAD 0 3 V for 10 dB SINAD Audio bandwidth 350 to 2700 Hz Data bandwid...

Page 6: ...ALARM F1 F2 F4 F3 G H I 4 432 5 465 101 6 177 325 482 5 USB MICOM RM 125 424 515 420 583 1 192 ON REMOTE CONTROL ACC J1 ACC J2 ACC J4 ACC J3 AMP CONT 13 8V AC 110 220V BAT RF OUT TX IN RX IN PPS CONT...

Page 7: ...o input 600 input impedance 0 dBm is required for full power 8 PTT IN VOICE Transmission command short to ground for voice signals 9 PTT IN DATA Transmission command short to ground for data signals 1...

Page 8: ...t for connecting external keyboard G423 Add ALE DTM DBM data transfer message data block message S308 FLN2517 Add Interface cable kit for phone patch G561 FLN2530 Add Interface cable for MICOM link un...

Page 9: ...l USB Keyboard Headphone Jack Telegraphy Key Jack Internal Speaker Standard MICOM 3 Panel Control AC Power ON OFF Switch ON OFF Volume Control Turns transceiver on and off and controls the speaker vol...

Page 10: ...wer amplifier RM1200 4 DC Connection Strip Connection to external 13 8 V rechargeable lead gel or lead acid battery or input for 13 8 VDC from external power source via series protection diode and fus...

Page 11: ...rom the optional Pre Post Selector PPS 12 REMOTE CONTROL Terminals Connection of 2 wire line to optional 2 wire control head 12 RX IN Connector BNC RF input connector for connection of filtered RF rec...

Page 12: ...stallation Planning Guidelines This section provides information necessary for planning the installation of RM125 RM125R Grounding Failure to provide proper grounding will degrade system operation and...

Page 13: ...and discharged toward the rear Therefore make sure that sufficient free space is available around the equipment to enable free air flow Do not stack equipment units leave at least 1U free above and be...

Page 14: ...holes to provide a better grounding connection 3 Check availability of AC and or DC power and grounding arrangements 4 Check antenna installation in accordance with the antenna installation and operat...

Page 15: ...site power even when it is switched off and therefore you should connect the transceiver to the battery only when ready to start using it You should also make arrangements to disconnect the battery i...

Page 16: ...oad that would normally occur in the presence of strong adjacent RF transmissions In the transmit mode the PPS is used as a postselector It attenuates spurious signals and broadband noise in the drive...

Page 17: ...which it will be connected 2 Install the PPS in the prescribed installation position fastening it by means of four screws to the rack rails or to the drawer front 3 Connect a grounding strap from the...

Page 18: ...eatures Preparations for Operation 1 Set the REMOTE CONTROL switch on the rear panel of the RM125 RM125R to the OFF down position 2 For the RM125R set the internal speaker switch to ON up Operating In...

Page 19: ...to select the nominal transmit power and the 1 kW amplifier provides ALC feedback to adjust the RM125 RM125R drive power to the optimum level Although optimized for operation with the RM125 RM125R RM1...

Page 20: ...river RM125 RM125R and take action to protect the amplifier when necessary Cooling subsystem includes internal fans that enable operation over a wide range of temperatures Overdrive Protection The 1 k...

Page 21: ...nual for complete information The unit is a 110 220 VAC 50 60 Hz AC powered power supply contained in a compact chassis suitable for installation in 19 racks The AC input voltage range is automaticall...

Page 22: ...erfaces Serial RS 232 asynchronous maintenance port for dumb terminal control program contained in 1 kW amplifier Control and status port for interfacing to the RM125 RM125R as driver Number of system...

Page 23: ...ng voltage 45 to 48 VDC from PS unit Power requirements Maximum 2000W in SSB mode Maximum 3500W in CW mode Cooling Forced air cooling Dimensions Height 221 mm 8 7 inch Width 482 mm 19 inch Depth 492 m...

Page 24: ...ted to the RF OUT connector The 1 kW amplifier is normally bypassed when the radio is in the receive mode It is also bypassed when it is not powered or a fault or abnormal condition prevents its norma...

Page 25: ...ays the forward FWD power in watts followed by the VSWR 2 RX F 12 3456 FWD REV Alternative screen when transmitting displays the forward FWD and reflected REV power in watts 3 RX F 12 3456 FAULTS 0 WA...

Page 26: ...perating conditions using the MONITOR program PWR OUT LATCH Technical problem related to the harmonic filter 1 kW amplifier is in the bypass mode and cannot transmit Service is required Fault TEMP OVE...

Page 27: ...VDC connector 7 pin circular connector for connection to DC power source 3 Grounding screw Connection of ground to the 1 kW amplifier 4 MONITOR connector 9 pin D type female connector for connection t...

Page 28: ...ghts when the power supply subsystem 1 operates normally 4 OUT 1 NG indicator Lights when the output voltage provided by power supply subsystem 1 is not within 25 of its normal value To protect the 1...

Page 29: ...able 8 PS Rear Panel Items Item Description Function 1 OUT 1 V V terminals Output voltage terminals of power supply subsystem 1 2 OUT 2 V V terminals Output voltage terminals of power supply subsystem...

Page 30: ...n activities Installation Planning Guidelines This section provides the additional information necessary for planning the installation of the RM1200 option This information supplements the information...

Page 31: ...ls as well as for removal and installation of equipment units connection of cables and maintenance Antenna and Antenna Feed System See the requirements presented on page 13 including the use of a coax...

Page 32: ...Basic Radio section starting on page 14 including the relevant DC power connections The only difference is that the RM125 RM125R RF OUT connector must be connected to the RF IN connector of the 1 kW a...

Page 33: ...able RM1200 PA RM125 Exciter PS Unit OFF BAT PPS CONT TX OUT RX OUT TX IN RX IN ACC J2 ACC J1 MONITOR RF Out RF In 48VDC OUT 1 V V V V 45V 45V OUT 2 GND AC INPUT 110 230VAC 47 63Hz L N G AMP CONT EXCI...

Page 34: ...the RM125 RM125R ON OFF switch and volume control clockwise and adjust for a comfortable listening level 4 The 1 kW amplifier is also turned on Monitor its power up indications The expected indication...

Page 35: ...front panel LCD displays the selected frequency Check for proper connection of the RF and control cables between the RM125 RM125R or other exciter unit you are using and the 1 kW amplifier If tuning f...

Page 36: ...indicators light the 1 kW amplifier switched to the bypass mode because it either overheated to dangerous levels or the antenna VSWR is too high You can read the information displayed by the LCD to g...

Reviews: