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Faisceaux radio analogique VHF - UHF
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Description
Permet la liaison audio stéréo entre studio et site d'émission FM
Haute qualité audio .
Transport du signal mono ( XLR balancé) ou stéréo MPX ( BNC) .
Utilise la bande libre UHF (voir la législation du pays).
livré par paire : TX au studio et RX au site d'émission FM .
Options : codeur stéréo et encodeur RDS intégrés
Nécessite en plus:
2 antennes yagi avec gain à calculer en fonction de la distance.
2 câbles coaxiaux et connecteurs.
Vue directe entre TX RX indispensable.
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Transmitter mod. TX |
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Frequency Range: |
200-960 MHz <20MHz sub-band (VHF - UHF) |
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Type of Modulation |
FM Class F3 |
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VCO Tuning |
25 MHz |
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Frequency Stability |
±2,5ppm(Better0n request) |
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Synthesizer Step |
25KHz |
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Power Output |
10W, 20W or 30W |
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Spurious Emission |
< -80dB or better |
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Harmonie Emission |
<-65 dB (-80 dBonrequest) |
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Stereo Separation |
> 55 dB@1KHz |
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Distorsion |
<0.2% (TYP00.8%)@ 1KHz) |
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BaseBand |
30Hz÷60KHz within 0.15dB |
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Unweighted S/N Ratio |
> 72 dBrms at 30Hz÷20KHz |
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Enphasis |
50or75 µS-selectable |
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RF Connectors |
N-F 50Ohm |
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Input Base Band Imp |
2KOhm |
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Input Mono Impedence |
600 Ohm |
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Option 1 |
Stereo coder built-in |
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Option 2 |
RDS coder built-in |
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Cooling |
Forced air |
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OP. Temperature Range |
0÷+50°C |
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Maximum Umidity |
90% |
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AC Supplu |
100÷240Volt;47÷63Hz |
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Dimension |
1 Units Rack 19" 44cm Depth |
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Weight |
6.8Kg |
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Receiver mod. RX |
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Frequency Ranges |
200~960MHz<20MHzsub-band |
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Type of Modulation |
FM Class F3 |
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VCO Tuning |
25 MHz |
|
Frequency Stability |
±2.5 ppm (Better on request) |
|
Synthesizer Step |
25KHz |
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Image Rejection |
60dBTyp.RN |
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Noise Figure |
6dB or lower |
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Distorsion |
<0.5% (TYP0.2%@1KHz) |
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Stereo Separation |
>45 dB@1KHz |
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Base-Band Imp. |
< 30 Ohm |
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S/N Ratio |
>72 dB with 0.2 m Vinput (Typ74dB) |
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Deenphasis |
50 or 75 µS int. selectable |
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RF Connectors |
N-F 50Ohm |
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B.Band - IF Conn. |
BNC-F |
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Option 1 |
Stereo Decoder built-in |
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Cooling |
Forced air |
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P.Temp.Range |
0 ÷+50°C |
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Maximum Umidity |
90% |
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AC Supply |
100÷240Volt;47÷63Hz |
|
Dimension |
1 Units Rack 19" 44cm Depth |
|
Weight |
6.2Kg |