Vertex Standard VX-450 series, Руководство по обслуживанию

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2 VX-450 Series UHF Band Service Manual
Specifications: USA (NA) & Except EIA (CE) Models
General
Frequency range : 400-470 MHz (Version A)
450-520 MHz (Version D, Except EIA (CE) Model)
450-512 MHz (Version D, USA (NA) Model)
350-390 MHz (Version I)
300-340 MHz (Version K)
Channel / Group : 512 CH / 32 Groups (VX-459, VX-454)
32 CH / 2 Group (VX-451)
Power Supply Voltage : 7.4 V DC ± 10%
Current Consumption : 1.8 A (5 W TX)
Channel Spacing : 12.5 / 20 / 25 kHz
PLL Steps : 5 / 6.25 kHz
IP Rating : IP57
Operating Temperature Range : –22 °F to +140 °F (–30 °C to +60 °C)
Charging Temperature Range : +32 °F to +113 °F (0 °C to +45 °C)
Frequency Stability : ±2.5ppm
RF Input-Output : 50 Ohms
Dimension (H x W x D): 4.3 x 2.3 x 1.3 inches (109 x 58.5 x 34 mm) (VX-451 with FNB-V112LI)
4.3 x 2.3 x 1.7 inches (109 x 58.5 x 43 mm) (VX-451 with FNB-V113LI)
4.3 x 2.3 x 1.4 inches (109 x 58.5 x 35 mm) (VX-451 with FNB-V133LI-UNI)
4.3 x 2.3 x 1.7 inches (109 x 58.5 x 43 mm) (VX-451 with FNB-V134LI-UNI)
4.3 x 2.3 x 1.4 inches (109 x 58.5 x 36 mm) (VX-454/-459 with FNB-V112LI)
4.3 x 2.3 x 1.8 inches (109 x 58.5 x 45 mm) (VX-454/-459 with FNB-V113LI)
4.3 x 2.3 x 1.5 inches (109 x 58.5 x 37 mm) (VX-454/-459 with FNB-V133LI-UNI)
4.3 x 2.3 x 1.8 inches (109 x 58.5 x 45 mm) (VX-454/-459 with FNB-V134LI-UNI)
Weight (Approx.): 10.4 oz (296 g) (VX-451 with FNB-V112LI, Antenna, Belt Clip)
12.0 oz (340 g) (VX-451 with FNB-V113LI, Antenna, Belt Clip)
9.9 oz (281 g) (VX-451 with FNB-V133LI-UNI, Antenna, Belt Clip)
11.6 oz (330 g) (VX-451 with FNB-V134LI-UNI, Antenna, Belt Clip)
11.4 oz (322 g) (VX-454/-459 with FNB-V112LI, Antenna, Belt Clip)
12.9 oz (366 g) (VX-454/-459 with FNB-V113LI, Antenna, Belt Clip)
10.8 oz (307 g) (VX-454/-459 with FNB-V133LI-UNI, Antenna, Belt Clip)
12.6 oz (356 g) (VX-454/-459 with FNB-V134LI-UNI, Antenna, Belt Clip)
Receiver (Measurement per TIA/EIA-603)
Circuit Type : Double Conversion Super-heterodyne
Sensitivity (12dB SINAD): 0.25 μ V
Adjacent Channel Selectivity : 70/65 dB (W/N)
Hum and Noise : 45/40 dB (W/N)
Intermodulation : 70/65 dB (W/N)
Spurious Image Rejection : 70 dB
Audio output : 700 mW (intemal @ 16 Ohms 5% THD)
500 mW (extemal @ 4 Ohms 5% THD)
Transmitter (Measurement per TIA/EIA-603)
Output Power : 5 / 2.5 / 1 /0.25 W
Modulation : 16K0F3E/11K0F3E
Maximum Deviation : ±5.0 kHz / ±2.5 kHz
Conducted Spurious Emissions : 70 dB below carrier
FM Hum & Noise : 45 dB / 40 dB
Audio Distortion : < 3% @ 1kHz
Specifications subject to change without notice or obligation.