GENERAL DATA
Output Nominal Power 150 W adjustable
Operating band 87.5 ÷ 108 MHz
Direct to channel Yes
RS232/RS485 Yes. Connector DB9 Female
Points of measure RF Sample - MPX Monitor
Displayed Parameters More than 50 parameters displayed on a wide graphic OLED
Adjustments From the frontal panel through OLED/from PC
Number of L-DMOS in amplifier stage 1
RF power stage technology ICEFET & ECOSAVING
Dimensions: Rack units 2U
Dimensions: W - H - D 48.5 - 8.5 - 58.5 cm / 19.11 - 3.35 - 23.05 inches
Weight 9.4 Kg / 20.72 lbs
Number of cooling fans 2
CONNECTORS
RF Output connector N
MPX Connector BNC Female balanced, unbalanced
LEFT & RIGHT Connectors (or Mono) XLR Female
AES/EBU Connector XLR Female/optical
AUX Connectors BNC Female
RDS BNC Female
SCA BNC Female
ETHERNET RJ45
19 kHz monitor BNC Female
MPX monitor BNC Female
10 MHz IN/OUT SMA
PPS IN/OUT SMA
GPS ANTENNA SMA
RF PERFORMANCE
Output impedance 50 Ω
Automatic power RF control Stabilizes the output power value on the set value
Overall output power RF stability +/- 0,1 dB
VSWR 2:1 at full power.
Automatic power reduction beyond 1.7:1.
Transmitter is protected from both open and short
circuit conditions.
Harmonics < -85 dBc
Out of band emission (spurious) < -85 dBc
AUDIO PERFORMANCE
MPX input level +15/-10 dBu for 75 KHz standard deviation
MPX input impedance Selectable 5 K unbalanced, 600Ω balanced
L/R input level +15/-10 dBu for 75 KHz standard deviation
L/R input impedance Selectable 10 K - 600 Ω, balanced
AES/EBU Electric and optical input
AES/EBU input resolution 24 bits
AES/EBU input sample rate 32,44.1,48,96,192 KHz automatically selected
AES/EBU input level -20 dBFS - 0 dBFS
AES/EBU input impedance 110 Ω balanced
SCA/RDS input level 0 dBu for 10% deviation
Pilot amplitude adjustment Soft adjust 0.05% steps from front panel
Pilot phase adjustment Soft adjust 0.01 degree steps from front panel
Pilot tone frequency 19 KHz
Pilot tone deviation Soft adjust +/- 7.5 KHz
Pilot tone frequency stability +/-1 Hz
THD+N (Mpx operation) < 0.01% or better with 75 KHz frequency deviation
< 0.01% or better with 100 KHz frequency deviation
30 Hz to 15 KHz
THD+N (Stereo/Mono operation) < 0.03% or better with 75 KHz frequency deviation
< 0.03% or better with 100 KHz frequency deviation
30 Hz to 15 kHz
Pre-emphasis 0/25/50/75 microseconds selectable
Pre-emphasis tolerance +/- 0.1 dB
FM S/N (Mpx operation) 85 dB
20 Hz to 23 KHz @ 53 KHz - detector RMS
FM S/N CCIR (Stereo/Mono operation) > 80 dB weighted
> 80 dB unweighted
@ 400 Hz, 75 KHz frequency deviation,
quasi-peak detector, 50 us de-emphasis
Asynchronous AM S/N unweighted > 60 dB
@ 400 Hz, 75 us de-emphasis
Synchronous AM S/N > 50 dB
@ 400 Hz, 75 us de-emphasis
Amplitude-frequency characteristic
(Mpx operation)
+/- 0.1 dB (without pre-emphasis)
20 Hz to 100 kHz @ 400 Hz
Amplitude frequency characteristic
(Stereo/Mono operation)
+/- 0.1 dB (without pre-emphasis)
+/- 0.2 dB (with pre-emphasis)
20 Hz to 15 kHz @ 400 Hz
Stereo separation > 70 dB
20 Hz to 15 KHz
Linear crosstalk > 70 dB
20 Hz to 15 kHz
Intermodulation distortion <0.05% Measured with two of tones
1 kHz & 1.3 KHz, ratio
1:1 at 100% modulation
Class of emission F3
Stereo emission According to ITU-R reccomendation
450 (pilot tone)
EXCITER PERFORMANCE
Frequency deviation +/- 75 KHz 0.1 dB steps adjustable
Maximum frequency deviation +/- 150 KHz
Frequency stability +/- 0.1ppm with oven
RF frequency steps 1 Hz
Phase Response +/- 0.1 degree from linear phase
20 Hz to 100 KHz
Internal sample rate 2.4 GHz
Oven 10 MHz Yes internal, aging +/- 0.1ppm year
GPS Yes internal
SFN Yes, with delay from 0 to 1s, step 100ns
INSTALLATION REQUIREMENTS
Power supply 110, 230 Two-Singlephase Version 50-60 Hz VAC
Power consumption (typical) 230 W
Current drain (typical @230V) 1 A
Overall efficiency
(typical from -3dB to Pnom)
> = 70%
Power factor > 0.95
Fuses and circuit breakers n.2 fuses 15 A BT311315 OMEGA
COOLING/NOISE/DATA
Cooling system Forced air-cooling
Acoustic noise < 65 phon
@ transmitter room, 2 m distance
of the front of transmitter
Air outlet 240 m3/h
ENVIRONMENT
Temperature range (operating) -5 ÷ +45 °C, 23 ÷ 113 °F
Temperature range (non operating) -20 ÷ +55 °C, -4 ÷ 131 °F
Humidity range (operating) 95% @ 40 °C, 104 °F
Humidity range (non operating) 90% @ 55 °C, 131 °F
Altitude range (operating) <3000 meters / <9840 Feet
Altitude range (non operating) <15000 meters / < 49200 Feet
TELECONTROL & TELEMETRY
Remote control Yes
Remote control, dry contacts Yes