Vertex Standard VX-4000 Manual de servicio descargar pdf (Pagina 15)

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Specifications

GENERAL

Number of Channels: 250 channels

Frequency Range: 450 - 480 MHz

Channel Spacing: 12.5 / 25 kHz

Power Supply Voltage: 13.4V DC ±15 %

Current Consumption: Standby: 600 mA

Receive: 2.2 A

Transmit: 28 A (High)

Ambient Temperature Range: –30°C to +60°C (–22°F to +140°F)

Frequency Stability: Better than ±2.0 ppm

RF Input-Output Impedance: 50 Ohms

Audio Output Impedance: 4 Ohms

Dimensions: 7" (w) x 2.4" (H)x 7.7" (D) (178 x 60 x 195 mm)

Weight (Approx.): 15.4 lbs. (7.0 kg)

RECEIVER (Measurements made per EIA standard TIA/EIA-603)

Circuit Type: Double-conversion Super-heterodyne

Sensitivity(EIA 12 dB SINAD): 0.25 µV

Adjacent Channel Selectivity: 85/77 dB

Intermodulation: 80/75 dB

Spurious and Image Rejection: 90 dB

Audio Output: 5 W @ 4 Ohms w/3 % THD

10 W @ 4 Ohms w/3 % THD (Optional MLS-100)

TRANSMITTER (Measurements made per EIA standard TIA/EIA-603)

Power Output: 100 (Low:50 W)

Modulation: 16K0F3E, 11K0F3E

Max Deviation: 5.0/2.5 kHz

Conducted Spurious Emissions: 80 dB Below Carrier

FM Hum & Noise: 50/44 dB

Audio Distortion (@ 1 kHz): < 2 %

Measurements per EIA standards unless noted above.

Specifications subject to change without notice or obligation.

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Vertex Standard VX-4000 Manual de servicio Pagina 15