Liaison faisceau 470 – 2.5Ghz
Description
Liaison faisceau 470 – 2.5Ghz
LIAISON FAISCEAU AUDIO
Le faisceau hertzien ELETEC permet d’acheminer les signaux audio, MPX, entre le studio et le site d’ émission FM.
Affichage LCD de la fréquence, modulation, niveau de reception, puissance
La puissance de sortie du link est ajutable de 1 W a 5 watts
Maintenance rapide – Fabrication modulaire
Emétteur
Frequency Range: 470~2500 MHz -20MHz sub-band
Type of Modulation FM Class F3
VCO Tuning 25 MHz
Frequency Stability ± 2,5ppm (Bettr 0n request)
Synthesizer Step 25KHz
Power Output 5 Watts (depend on model)
Spurious Emission < -80 dB or better
Harmonic Emission 55 dB @ 1 KHz
Distorsion 74 dB rms at 30 Hz ~ 20 KHz
Enphasis 50 or 75 µS – selectable
RF Connectors N-F 50 ohm
Input Base Band Imp. 2 Kohm
Input Mono Impedence 600 Ohm
Cooling Forced air
OP. Temperature Range 0 ÷ +45°C
Maximum Umidity 90%
AC Supply 100 ÷ 240 Volt; 47 ÷ 63 Hz
Dimension 1 Units Rack 19″ 44 cm Depth
Weight 6.5 Kg
Récepteur
Frequency Ranges 470~2500 MHz – 20MHz sub-band
Type of Modulation FM Class F3
VCO Tuning 25 MHz
Frequency Stability ± 2.5 ppm (Better on request)
Synthesizer Step 25KHz
Image Rejection 60dB Typ.
RN Noise Figure 6dB or lower
Stereo Separation > 45 dB @ 1 KHx
Distorsion 72 dB with 0.2 mV input (Typ 78 dB)
Deenphasis 50 or 75 µS int. selectable
RF Connectors N-F 50 ohm
B. Band-IF Conn. BNC-F
Base-Band Imp. < 30 ohm
Cooling Forced air
P. Temp. Range 0 ÷ +45°C
Maximum Umidity 90%
AC Supply 100 ÷ 240 Volt; 47 ÷ 63 Hz
Dimension 1 Units Rack 19″ 44 cm Depth
Weight 5.8 Kg
