X-2 Technical Service Manual Introduction 1-3
Publication No: 15-02047
1.6 Specifications
This section of the manual provides specifications for the X-2 transceiver in
the following categories:
• General Specifications
• Receiver Specifications
• Transmitter Specifications
The specification figures listed are the minimum standard for the X-2
transceiver and production models will equal or exceed these figures. Where
relevant, acceptance limits are shown in brackets.
Unless otherwise specified, all measurements have been made using
13.6 V DC, with 50 Ω source and load resistances at an ambient temperature
of 25°C.
1.6.1 General Specifications
Frequency Range
2 to 18 MHz.
Channel Capacity
10 channels. Any combination of single or dual
frequency simplex.
Frequency Generation
Frequency synthesiser with 10 Hz resolution:
controlled by plug-in EEPROM.
Operating Modes
Single sideband (J3E).
Programmable USB, LSB or front panel
switched.
Frequency Stability
USB: ±2(3)ppm
LSB: ±(2(3)ppm +10 Hz)
}-10°C to +60°C
Long term ageing 1ppm per year.
Crystal reference oven warm up time 1 minute.
Programming
Frequencies and options are programmed via the
microphone socket and 3-wire RS232 interface
using XP programming software and an IBM
compatible PC.
Cloning
Channel frequencies and options can be copied
from one transceiver to another via the
microphone socket.
Controls
Power ON/OFF and Volume.
Channel select.
Clarifier.
Mode USB/LSB.
Mute ON/OFF/Tune.
Emergency Call: RFDS 880/1320 Hz. (Australia
only)
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