Vertex Standard VX-4600 Series User Manual

2VX-4500/-4600 Series VHF FM Transceiver Service Manual
Specifications
General
Frequency Ranges: 134 -174 MHz
Number of Channels: 8 channels (VX-4500 Series)
512 channels with 32 groups (VX-4600 Series)
Power Supply Voltage: 13.6 V ± 20 %
Channel Spacing: 12.5/20/25 kHz
Pll Steps: 1.25/2.5/5/6.25 kHz
Current Consumption (@13.6 V): 11 A (TX: 50 W), 6 A (TX: 25 W)
2.5 A (RX)
200 mA (RX: SQL Closed)
Operating Temperature Range: –22 °F to +140 °F (–30 °C to +60 °C)
Frequency Stability: ±2.5 ppm (–22 °F to +140 °C [–30 °C to +60 °C])
Antenna Impedance: 50 Ohms
Dimension (W x H x D): 6.5" x 1.8" x 6.1" inch (165 x 45 x 155 mm) (W/O knob)
Weight (Approx.): 2.8 lbs (1.25 kg)
Receiver: measured by TIA/EIA-603
Circuit Type: Double-conversion Superheterodyne
Intermediate Frequency: 1st: 50.85 MHz, 2nd: 450 kHz
Sensitivity (12 dB SINAD): 0.25 μV
Adjacent Channel Selectivity: 70 dB (12.5 kHz)
75 dB (25 kHz)
Hum & Noise: 40 dB (12.5 kHz)
45 dB (25 kHz)
Intermodulation: 75 dB
Spurious & Image Rejection: 80 dB
Audio Output: Internal: 4 W @20 Ohms, 5% THD
External: 12 W @4 Ohms, 5% THD
Transmitter: measured by TIA/EIA-603
Modulation Type: Variable Reactance
Output Power (selectable): 50/25/12.5/5 W
Emission Type: 16K0F3E, 11K0F3E
Maximum Deviation: ±2.5 kHz (12.5 kHz)
±5 kHz (25 kHz)
FM Hum & Noise: 40 dB (12.5 kHz)
45 dB (25 kHz)
Audio Distortion: < 3 % (@1 kHz)
Conducted Spurious Emission: 70 dB below Carrier
Receiver: measured by EN 300 086
Circuit Type: Double-conversion Superheterodyne
Intermediate Frequency: 1st: 50.85 MHz, 2nd: 450 kHz
Sensitivity (20 dB SINAD): -5 dBμ/-2dBμ (25 kHz/12.5 kHz)
Adjacent Channel Selectivity: 70 dB (12.5 kHz)
75 dB (25 kHz)
Hum & Noise: 40 dB (12.5 kHz)
45 dB (25 kHz)
Intermodulation: 70 dB
Spurious & Image Rejection: 85 dB
Audio Output: Internal: 4 W @20 Ohms, 5% THD
External: 12 W @4 Ohms, 5% THD
Transmitter: measured by EN 300 086
Modulation Type: Variable Reactance
Output Power (selectable): 25/12.5/5/1 W
Emission Type: 16K0F3E, 11K0F3E
Maximum Deviation: ±2.5 kHz (12.5 kHz)
±5 kHz (25 kHz)
FM Hum & Noise: 40 dB (12.5 kHz)
45 dB (25 kHz)
Audio Distortion: < 3 % (@1 kHz)
Conducted Spurious Emission: < -36 dBm@
<
=
1 GHz, -30 dBm>@1 GHz
Specifications subject to change without notice or obligation.

Vertex Standard VX-4600 Series Specifications

General

Brand	Vertex Standard
Model	VX-4600 Series
Category	Transceiver
Language	English