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7) TOMA DE MICRO DE 6 CONTACTOS
Se encuentra delante del aparato y facilita así su integración a bordo del vehículo.
Véase esquema de conexión en la página 49.
8) PTT
Palanca de emisión, apriete para hablar, se muestra , y suelte para recibir un
mensaje.
FILTRO ANL (Automatic Noise Limiter)
El aparato está equipado de un filtro automático que reduce los ruidos y algunos
parasitos en recepción AM.
A) ALIMENTACIÓN (13,2 V)
B) ANTENA (SO-239)
C) ALTAVOZ EXTERIOR (8 , Ø 3,5 mm)
C) CARACTERÍSTICAS TÉCNICAS
1) GENERALES
- Canales : 40
- Modos de modulación : AM
- Gama de frecuencias : de 26.965 MHz a 27.405 MHz
- Impedancia de la antena : 50 ohms
- Tensión de la alimentación : 13,2 V
- Dimensiones (en mm) : 125 (L) x 150 (P) x 45(A)
- Peso :
~
0,7kg
- Accesorios incluidos : 1 micrófono Electret y su soporte
1 soporte de montaje, tornillos
- Filtro : ANL (Eliminador de ruidos analógico)
Integrado y conectado en permanencia
2) EMISIÓN
- Tolerancia de Frecuencia : +/- 200 Hz
- Potencia portadora : 4 W AM
- Emisiones parásitas : inferior a 4 nW (-54 dBm)
- Respuesta de Frecuencia : 300 Hz a 3 KHz
- Potencia emisión en el canal adj. : inferior a 20 µW
- Sensibilidad del micrófono : 7 mV
- Consumo : 1,7 A (con modulación)
- Distorsión máx. de la señal modul. : 1,8 %
3) RECEPCIÓN
- Sensibilidad máx. a 20dB sinad. : 0,5 µV - 113 dBm
- Respuesta en frecuencia : 300 Hz a 3 KHz
- Sensibilidad del canal adj. : 60 dB
- Potencia audio máx. : 2 W
- Sensibilidad silenciador (squelch) : mini 0,2 µV - 120 dBm / máx. 1 mV - 47 dBm
- Tasa de rechazo frecuencia imagen : 60 dB
- Tasa de rechazo frecuencia inter. : 70 dB
- Consumo : 300 mA nominal / 750 mA máx.
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