R.V.R. Elettronica

STAZIONI FM > TX-K-KLC MODULAR SERIE > FINO A 30.000W


TX25KSS-60D215J

COD. TX25KSS-60D215J

Potenza: 25.000W

TX25KSS-60D215J

Trasmettitore modulare, 25kW (composto da HC-CCU + 5x PJ5000U-KLC + 2x PTX30DDS).

TX25KSS/60D215J
ParameterValue
GENERALS
RF Output Power25 kW
Frequency Range87,5 – 108 MHz programmable in 1,10 or 1000 KHz steps
Frequency Stability±1 ppm
Nominal Frequency Deviation±75 KHz (peak)
Maximum Frequency Deviation±100 KHz (peak)
Class of Emission180KF8E
Stereo TransmissionAcc. To ITU-R / Rec. 450 (Pilot tone)
RF Output Impedance50 Ω, Unbalanced
RF Output Connector3-1/8” EIA Flange
VSWR1.41:1 with automatic fold-back at higher VSWR
Frequency ControlSynthesizer µ processor control
Modulation Capability±150 KHz
Modulation ModeMono, Stereo, Multiplex, SCA, RDS, DARC, Aux
Pre-emphasis Mode0/50 (CCIR) µs, 75 (FCC) µs
Asynchronous AM S/N Ratio≥ 70 dB unweight, referred to 100% AM modulation at 400 Hz Pre-emphasis and without FM modulation
Synchronous AM S/N Ratio≥ 55 dB, reference to 100% AM modulation at 400 Hz, 50 µs Pre-emphasis with FM modulation at 75 KHz of deviation
Harmonics suppression and SpuriousTypically 85dB
Overall efficiencyTypically 70/72%
RF HarmonicsExceeds ETSI/CCIR/FCC requirements
RF SpuriousExceeds ETSI/CCIR/FCC requirements
Max Frequency ToleranceAs per ITU (R)
Analogue Input Level ±75 Khz (peak) deviation-6 dBu - +6 dBu at 1 Khz, 0 dBu
Digital Input Level ±75 Khz (peak) deviation-20.0 dBFS – 0 dBFS (adjustable) at 1 Khz
MONO OPERATION
S/N ratio> 90dB (typical 92dB), 75KHz deviation (30 Hz to 15 KHz base band) rms, unweighted
Total Harmonic Distortion + NoiseBetter than 0.15%
Inter Modulation Distortion SMPTEBetter than 0,20% (60 Hz / 7 KHz, 4:1, +4
Frequency Response±0,2dB (30Hz – 15Khz)
Audio Input Impedance600 Ω balanced or 10 kΩ unbalanced
MPX OPERATION
S/N ratio>90 dB, 75 KHz deviation rmd, unweight
Total Harmonic Distortion + Noise< 0,02%
Inter Modulation Distortion< 0,02% 60 Hz / 7 KHz, 4:1, +4dBu
Frequency Response±0,3dB, 30 Hz to 100 KHz
Transient Intermodulation Distortion0,03%, 2,96 KHz square wav end 14 KHzsine wave
STEREO OPERATION
Audio Input Impedance2 K ohm or more
Stereo FM S/N Ratio, unweighted>84 dB, 30 Hz to 15 KHz deviation (L or R), rms
Stereo Separation (Sine Wave)≥ 60 dB (30 Hz – 15 KHz)
Linear Cross TalkBetter than 50 dB, referred to 100% modulation (30 Hz to 15 KHz)
Non-linear Cross TalkBetter than 50 dB, referred to 100% modulation
Total Harmonic Distortion + Noise (L or R)<0,02%, 60 Hz / 7 KHz, 4:1, +4dBu
Inter Modulation Distortion SMPTE (L or R)±0,2 dB, 30 Hz – 15 Khz
Digital Input Impedance110 Ω



ORDERING INFORMATION

  • TX25KSS-60D215J
    Trasmettitore modulare, 25kW (composto da HC-CCU + 5x PJ5000U-KLC + 2x PTX30DDS).