Specifications - Vertex Standard VX-420 Series Service Manual

Specifications

GENERAL Specifications
Frequency Range:
Number of Channels:
Battery Voltage:
Temperature Range:
Case size (W x H x D):
Weight (approx.):
Circuit Type:
IFs:
12 dB SINAD Sensitivity:
Audio Response:
Adjacnt Selectivity:
Intermodulation:
Spurious Rejection:
Image Rejection:
FM Ham and Noise
AF Output:
TRANSMITTER Specifications
Power output:
Frequency Stability:
Aduio Response:
Maximum Deviation:
FM Noise:
Spurious Emission
AF Distortion (@ 1 kHz)
Microphone Type
Measurements per EIA standards unless noted above. Specifications subject to change without notice or obligation.
8
400 - 470 MHz
440 - 490 MHz
32 channels
12.5 / 20 / 25 kHz
7.5 VDC
-22°F to +140°F (-30°C to +60°C)
2.3 x 4.3 x 1.2 inchs with FNB-V67LI (58 x 108.5 x 30mm with FNB-V67Ll
Double-conversion superheterodyne
50.85 MHz & 450 kHz
0.20 µ V
+ 3 to -8 (from 6dB/oct pre-emphasis 300-3000Hz)
>75 dB (25kHz) > 65 dB (12.5 kHz)
>70 dB
>70 dB
>70 dB
50 dB (25kHz) > 45 dB (12.5kHz)
0.5 W @4 Ohms, 3% THD
(Measurements made per EIA standard TIA/EIA-603)
5.0 / 1.0 W (Selectable)
better than ±2.5 ppm
+1 to -3 (from 6dB/oct pre-emphasis 300-3000hz)
±2.5 kHz (12.5 kHz) / ±5.0 kHz (25 kHz)
>45 dB
<70 dB below carrier
<3%
2-k Ohms condenser