7
Specifications
General
Frequency Range
(version):
400 ~ 430, 450 ~ 480 or 480 ~ 512 MHz (UHF vers. A/D/F, respectively)
No. of Channels & Spacing
:
4 or 40 channels 25-kHz, 12.5-kHz spacing
Modes of Emission
:
16K0F3E ,11K0F3E
Frequency Stability
:
±0.00025%
Antenna Requirements
:
50 ohms, unbalanced (SO-239 socket)
Voltage Requirements
:
11.8 V to 15.6 V DC, negative ground
Current Consumption
(approx.): 250 mA Stby, 200 mA Rx, 6.5 A Tx
Operating Temperature Range
:
-
22 °F to
+
140 °F (
-
30 °C to
+
60 °C)
Size
(WHD, approx.):
6¼
´
1½
´
4¼ inches (160
´
40
´
105 mm)
Weight
(approx.):
1.9 lbs. (0.85 kg)
Receiver
Receiver Circuit Type
:
Double-Conversion Superheterodyne
Intermediate Frequencies
:
43.95 MHz , and 450 kHz (all models)
Sensitivity
:
0.2/0.25 µV for 12-dB SINAD
0.3/0.35 µV for 20 dB NQ
Hum & Noise Ratio
:
Better than 45 dB for 25-kHz/step,
Better than 40 dB for 12.5-kHz/step
Adjacent Channel Selectivity
:
>70 dB for 25-kHz/step,
>60 dB for 12.5-kHz/step
Intermodulation Distortion
:
Better than 65 dB
Spurious Rejection
:
Better than 65 dB
External Audio Output Power
:
2 watts into 8 ohms with <10% THD
Transmitter
Power Output
:
25/5 watts (high/low, programmable)
Modulation Type/Deviation
:
Frequency Modulation, ±5 kHz (±2.5 kHz )
Hum & Noise Ratio
:
Better than 45 dB for 25-kHz/step,
Better than 40 dB for 12.5-kHz/step
Modulation Distortion
:
Less than 5%
Spurious Emissions
:
Better than 65 dB (below carrier)
Microphone Impedance
:
600 ohms
Specifications are subject to change without notice or obligation
.
Содержание VX-2000U
Страница 9: ...9 VX 2000U 4ch Front Panel Block Diagram VX 2000U 40ch Front Panel Block Diagram Block Diagram ...
Страница 10: ...10 Note Block Diagram ...
Страница 11: ...11 Block Diagram VX 2000U Main Unit Block Diagram ...
Страница 12: ...12 Block Diagram Note ...
Страница 13: ...13 Interconnection Diagram VX 2000U 4ch Front Interconnection Diagram T9206689A Lot 6 ...
Страница 14: ...14 Interconnection Diagram VX 2000U 40ch Front Interconnection Diagram T9206689A Lot 6 ...
Страница 24: ...24 Note MAIN Unit Lot 1 ...
Страница 27: ...27 MAIN Unit Lot 4 Circuit Diagram ...
Страница 28: ...28 MAIN Unit Lot 4 Note ...
Страница 31: ...31 MAIN Unit Lot 7 Circuit Diagram ...
Страница 32: ...32 MAIN Unit Lot 7 Note ...
Страница 35: ...35 MAIN Unit Lot 10 Circuit Diagram ...
Страница 36: ...36 MAIN Unit Lot 10 Note ...
Страница 55: ...Display 1 Unit 55 Circuit Diagram ...
Страница 56: ...56 Display 1 Unit Parts Layout Side A Side B XN1213 9L Q2001 2003 2004 BU4094BCFV Q2002 DTC124EK 25 Q2005 ...
Страница 58: ...58 Display 1 Unit Note ...
Страница 59: ...Display 2 Unit 59 Circuit Diagram ...
Страница 62: ...62 Display 2 Unit Note ...