Datasheet
68
7.1 Datasheet
GENERAL DATA
Rated output power See “Spec” table, Rated FWD column
Operating band 87.5−108 MHz
Samples RF sample − MPX monitor
RS232/485 Yes
Displayable parameters All most important parameters, such as voltages, cur-
rents, temperatures, RF powers, efficiencies and more
on high resolution graphic OLED
Adjustments By front panel/via web interface
Number of RF power LDMOS See “Spec” table, no. MOSFETs column
RF power technology (by Elenos) ICEFET and ECOSAVING
Number of power supplies 1
Dimensions (rack units/ W−H−D) 2HE/ 48.5−8.5−58.5 cm (19.1−3.3−23 inches)
Weight See “Spec” table, Weight column
Cooling fans (long life, speed controlled) 2 for 20W to 700W models
3 for 1000W to 2000W models
Overall efficiency (typical) w 70%
REMOTE CONTROL
Remote control capability WEB, SNMP, SMS, (with optional modem)
CONNECTORS
RF output N female for 20W to 700W models
7
/
16
” for 1000W to 2000W models
RF monitor BNC female (on front panel)
Ethernet RJ45 (on rear panel)
RS232/485 DB9 female (on rear panel)
Telemetry (EIA485) DB9 female (on rear panel)
TC/TS (parallel I/O) DB25 female (on rear panel)
Profiles (only in N+1 configuration) DB25 female (on rear panel)
Interlock SL−SMT3.50 3pole (on rear panel)
MPX/Aux1/Aux2/MPX monitor BNC female (on front panel)
Stereo Audio/AES−EBU XLR 3pole female (on rear panel)
Mains no. 3 terminal blocks
Safety ground connection M4 threaded screw
RF PERFORMANCES
Output impedance 50W
Automatic RF power control Stabilizes the RF output power
Overall RF output power stability within $ 0.1 dB
VSWR 2:1, (@ 10% of rated output power) fast HW protection
Automatic SW foldback over 1.7:1 with max. 200ms
delay; Open and short circuit output protection
Harmonics and spurious emissions Within ETSI standards
MODULATION PERFORMANCES
MPX input level −10 to +15 dBm for 75 kHz standard deviation
MPX input impedance 600W
balanced/5k0W unbalanced
MPX audio level adjustment 0.1 dBm steps
L/R input level −10 to +15 dBm for 75 kHz standard deviation
L/R input impedance 600W
balanced/10k0W unbalanced
L/R input level adjustment 0.1 dBm steps
AES/EBU input level −20 dBFS to 0 dBFS
AES/EBU input impedance 110W
balanced
AES/EBU input resolution 24 bits
AES/EBU input sampling rate 32, 44.1, 48, 96 and 192 kHz automatically selected
SCA/RDS input level 0 dBu for 10% deviation (adjustable)
Pilot level adjustment 0.05% steps soft adjustment
Pilot phase adjustment 0.01
o
steps soft adjustment
Pilot tone frequency 19 kHz
Pre−emphasis 0/25/50/75ms selectable
Pre−emphasis accuracy within $ 0.1 dB
Pre−emphasis tolerance $ 0.1 ms
Pilot tone deviation $ 75 kHz soft adjustment
Pilot tone frequency stability $ 1 Hz
19 kHz output Yes
AES/EBU/Stereo/MPX/input automatic ch−ov. Yes, sorted by priority list, audio input sensitivity and
no−audio delay time
THD + N < 0.03% @ 1 kHz
FM S/N MPX FCC 82 dB 20Hz−23kHz 50ms ref @ 53 kHz RMS
FM S/N STEREO CCIR w 72 dB weighted/unweighted @ f
mod
= 400Hz, 75kHz
freq. de., peak value measurement, L/R/Mono channel
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