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50W LDMOS UHF TV TRANSMITTER

50W LDMOS UHF TV TRANSMITTER

Amplifier Digital ready

The TRANSMITTER TV 50W p.s. UHF model “ETV50U” is built with LDMOS technology.It is composed of an A.M. Modulator, an IF/CH TV Converter (DRIVER) and an 50W peak sync. AMPLIFIER. This TRANSMITTER is used for transmitting Analog TV signal, ensuring high efficiency and excellent linearity for all UHF Band.

Synthesized AM Modulator PAL of NTSC System
Driver TV IF/CH Converter (RF out 5W Peak Sync.) with OL low Noise (programmable Channel).
AGC and ALC Control with Peak Detector
Combined Carrier wideband solid state Amplifiers (LDMOS Tech.)
Display Multi-function on all DEVICE.
Switching Power Supply with PFC
Modular and compact construction with 19″RACK Cabinet
LOW POWER Consumption
Maintenance Free
Notch Band-Pass Cavity FILTER (optional)

VIDEO input Impedance 75ohm –Input level 1Vpp adj. – White/Sinc level 95% – Modulation limiter White clipper
Sync pulse compression < 3% – S/N ratio > 55 dB – Connector BNC female
AUDIO input Impedance 600 Ohm – Input level 0 dBm +/- 6 dB – Type Balanced or unbalanced – Distorsion < 0.8% Bandwith 20 – 15000Hz – Frequency response  20Hz – 16KHz – Connector  XLR-CANNON
IF OUTPUT Impedance 50 Ohm – IF out CONNECTOR SMA female – IF level -10 dBm (Typical) – Spurious level -60dBVideo Carrier Freq. 38.9MHz PAL – 45.75MHz NTSC ; Audio Carrier Freq. 33.4MHz PAL – 41.25MHz NTSC 
Frequency range

470-860 MHz

Output RF Power

50W p.s. – Connector: N female

Gain (Amplifier)

20 dB

Spurious emissions

-60 dB

Harmonics

-60 dBc

Amplification class

AB

Impedance

50 Ohm

ALC

20 dB (-3 dB start and full power automatic switching)

Protections

SWR – max temperature

Voltage Supply

100-260 Vac/50Hz

Power Consumption

110W (white video)

Cooling System

forced air

Operating temperature

-30 to 40°C

Dimensions

H(8Units) CABINET RACK 19″ – depth:60cm

Weight

12 Kg