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General| Supply Voltage | 13.8 VDC |
|---|---|
| Weight | 4.5 lbs |
| Frequency Range (Transmit) | 1.8 MHz to 30 MHz |
| Frequency Range (Receive) | 0.5 - 30 MHz |
| Modes | FM |
| RF Output Power | 20W |
| Output Power | 20W |
| Modulation | FM |
| Voltage | 13.8V DC |
SGC's history, markets, and reputation in SSB communications equipment.
Overview of the SG-2020's capabilities including receiver, transmitter, and operational modes.
Information on the required time for frequency stabilization and potential drift.
SGC's approach to design, innovation, and affordability in HF transceivers.
Technical details on operating modes, frequency range, receiver/transmitter capabilities, and more.
Procedure for checking the transceiver for damage and included accessories.
Explanation of USB, LSB, CW, and DATA modes and their selection.
Configuration and optimal settings for CW communications using the SG-2020.
Guidance for using the SG-2020 with data modems like RTTY and packet.
Advice on placing the unit, connecting antennas, and proper radio grounding.
Requirements for powering the unit as a base station, including voltage and current.
Methods for mounting the transceiver and connecting power and antennas in a mobile environment.
Applications of the SG-2020 in ham radio, marine, aviation, and commercial sectors.
Detailed explanation of primary functions for PWR, LIGHT, SPEED, PBT, NB, XCVE/RIT/SPLIT, FAST, and MEM.
Accessing bargraph modes, DC voltmeter, power adjustment, and scan variables.
Special functions activated during power-up, including CMD, memory defaults, and backlight.
Enabling lockout and procedures to restore lost memory channels.
Understanding the bargraph display for signal strength and output power.
Procedure to restore lost memory channels, typically after power interruptions.
Details on connecting microphone, iambic paddle, and CW key to the front panel.
Information on connecting antenna, DC power, and external speakers to the rear panel.
Technical explanation of the SG-2020's receiver and transmitter signal paths and components.
How to receive AM broadcasts and bypass the filter for better reception.
Tuning procedure for high pass filters to reduce interference.
Procedures for testing PLL error voltage, aligning IF transformers, and receiver AGC.
Tests for transmitter bias, SWR null, nominal output, and stress power.
Instructions for safely opening the unit for inspection or modification.
Reference table of DC voltage measurements at various points in receive mode.
Diagrams showing component placement on Exciter, LPA, and Processor boards.
Electrical schematics for Processor and Exciter boards, detailing internal circuitry.
List of available accessories like battery packs, chargers, power supplies, and antenna couplers.
Details on tunable whip antennas, spare parts kits, and related items.
List of available SGC publications, manuals, and a glossary of technical terms.
Details on the 1-year warranty for parts and labor, and terms of service.
Terms and conditions for using the software installed in the product.
Overview of the PortaPack's design and a guide to test its battery system.
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