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Tel: (35)3471-3779/5505 FAX: (35)3471-4110
Transmissor VHF TTV80


Tamanho 2,5 Mb
Totalmente em estado sólido com os mais avançados transistores LDMOS, com tecnologia SMD e sistemas de controle e supervisão por microcontrolador

Controles e monitorações obtidos através de interface digital, fontes chaveadas para máxima eficiência e módulos amplificadores e fontes em paralelo para a máxima confiabilidade.
Características Técnicas
Power Output: 80 W pico sinc.
RF Load Impedance: 50 ohms
Output Loss Return: > 23 dB
RF Output Conector: “N” (f)
Frequency Range: BI 54 to 88 MHz (channels 2 to 6)
BIII 174 to 216 MHz (channels 7 to 13)
Frequency Stability: ± 0,5 ppm, 10º to 50ºC
In Band Intermodulation Produtcs: - 53 dBc, max.
Spurious & Harmonic Radition: - 60 dBc, max.
AC Line Voltage: 110/220 Vac, ± 15 %
Power Consumption: 430 VA max.
Operacional Temperature Range: 0º to 50º
Altitude: 4000 m
Weight: 30 Kg
Physical Size: 176mmH x 482mmW x 453mmD
Vision Performance
Video Input: 1 Vpp, > 20 dB Return Loss
Input Impedance and Conector: 75 Ohms, Type "BNC"
Vision Response: ± 1.0dB, 10 KHz to 4.2 Mhz
Sync Compression: < 2 %
Differential Phase: < 5°
Differential Gain: < 5 %
Chrom. Lum. Delay: < 50 nS
Luminance Non Lin.: < 5 %
Group Delay Tolerance: < ±50 nS
K Factor: < 3 %
Signal to Noise Ratio: > 48 dB, 15 KHz to 4.2 MHz
Sound Performance
Monoaural Input: 0 dBm( ±25 KHz dev.) Adjustable
Audio Input Impedance / Conector: 600 Ohms Balanced, Type “BNC”
Pre-emphasis: 75 uS
Frequency Response ±0.5dB, 40 Hz to 15 KHz
Harmonic Distortion: 0.5%, 40 Hz to 15 KHz
FM Noise: 60 dB with de-emphasis
IF Performance
Input Frequency: 41 to 47 MHz
Input Signal Level Range: - 60 to - 10 dBm
Input Impedance: 50 ohms
Input Loss Return: > 23 dB
Input Conector: Type “N”
AGC Dynamic Range: 50 dB
In Band Ripple: ± 0,5 dB