Liaison Faisceau 8.5Ghz

Liaison Faisceau 8.5Ghz

UGS : 4a34ec85cd66 Catégories : ,

Description

Liaison Faisceau 8.5Ghz

Liaison Faisceau 8.5 GHz haute qualité, permet d’ acheminer les signaux audio stereo (MPX) entre le studio et le site d’émission.

Pont hertzien 8.5 GHz – avec antennes paraboliques 0,70cm

 

Eletec Broadcast commercialise des ponts radio pour toutes les nécessités de transmission et de réception, grâce à des unités innovantes aux excellentes performances, accompagnées d’une grande fiabilité.

TECHNICAL SPECIFICATIONS

GENERAL
Standard primary power 220/230 VAC,  10%, 50 Hz  2 Hz
Optional primary power (special order) 110/120 VAC,  10%, 60 Hz  3 Hz.
Storage temperature range from – 40 C° to + 70 C°
Outdoor Unit – RF Head
Operating temperature range from – 10 C° to + 45 C°
Weatherproof aluminium alloy head dimensions L = 260, W = 210, H = 130 mm
Weight 3 KG
Indoor Unit – IF/BB Chassis
Operating temperature range from + 5 C° to + 45 C°
19 inch standard chassis (1 unit) dimension L = 350, W = 483, H = 44 mm
Weight 4 kg

FREQUENCY RANGE 7 – 10 GHz

TRANSMITTER & RECEIVER RF HEADS
L.O frequency stability ± 100 PPM, (- 10 to + 45 C°)
Standard RF output power + 23 dBm
Optional RF output power + 27 dBm
Receiver noise figure < 6 dB AUDIO SUB-CARRIERS Subcarriers 2 Available subcarrier frequencies any from 6 to 11 MHz Subcarrier deviation peak to peak 200 KHz (input = 400 Hz, 0 dBm)

INPUT / OUTOUT PARAMETERS Audio Audio Channels 2 Input / Output connectors BNC female Input / Output impedance 600 Ohm Return loss > 20 dB
Nominal Input / Output level 0 dBm
Video
Video Channels 1
Input / Output connectors BNC female
Input / Output impedance 75 Ohm
Return loss > 26 dB from 100 KHz to 6 MHz
Nominal Input / Output level 1 Vpp

PERFORMANCE
Audio Channels
Unweighted Signal to Noise Ratio > 55 dB
Total harmonic distortion < 1 % (from 50 Hz to 15 KHz)
Frequency response ± 1 dB (from 50 Hz to 15 KHz)
De-emphasis 50 µS

Video Channel
Luminance bar amplitude < 2 % Weighted S/N Ratio > 55 dB (RFin = – 40dBm)
Differential gain < 5 %
Differential phase ± 3