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General| Type | HF Transceiver |
|---|---|
| Frequency Range (Transmit) | 1.8 - 30 MHz |
| Modes | SSB, CW, AM, FM |
| Power Output (SSB/CW) | 100 W |
| Number of Memory Channels | 100 |
| Antenna Impedance | 50 Ω |
| Current Consumption | 20 A (max) |
| Receiver Sensitivity | 0.5 μV |
| Supply Voltage | 13.8 V |
Important alerts regarding environment, handling, power supply, and emergencies.
Cautions related to transceiver environment, handling, and power supply safety.
Key points for safe operation and product care.
Specific notice for California users regarding materials.
Warns about the lack of lightning protection and user responsibility.
Clarifies Alinco's responsibility regarding power sources.
Comprehensive list of the transceiver's main features and capabilities.
Lists and describes all accessories that come with the transceiver package.
Guides on connecting the transceiver for base station setup, including antenna and ground.
Instructions for setting up and connecting the transceiver for mobile use.
Detailed identification and explanation of all front panel controls, connectors, and the LCD display.
Explains the function of each button on the front panel keypad.
Explains the function of each numbered control and indicator on the front panel.
Details the keypad functions for direct frequency input and band recall.
Provides detailed instructions and pin assignment for connecting the microphone.
Identifies and explains the function of each connector on the rear panel.
Describes the function of microphone buttons like UP/DOWN, PTT, and Lock Switch.
Explains basic reception procedures, including power, volume, and squelch settings.
Guides on selecting different operating modes like SSB, AM, FM, and CW.
Instructions for selecting amateur radio bands from 1.8 MHz to 29 MHz.
Details how the M/KHz key and UP/DOWN keys are used for band and frequency selection.
Explains tuning using VFOs, the main tuning dial, and UP/DOWN keys.
A practical exercise to receive a specific signal in AM mode.
Step-by-step guide for entering frequencies directly using the keypad.
Explains RF gain/attenuator and Automatic Gain Control (AGC) functions.
How to use the RIT function to fine-tune reception frequency.
Covers procedures for voice (SSB, AM, FM) and CW mode transmissions.
Details how to select output power levels for different modes.
Explains SSB operation, including mode selection and tuning.
Techniques for eliminating interference (QRM) using IF SHIFT, filters, and RF attenuator.
Tips for communicating in poor propagation conditions using RF preamplifier and AGC.
Using RIT to fine-tune to off-frequency stations during communication.
Using speech compressor for better communication in crowded channels.
Procedure for AM operation, including mode selection and transmission.
Guides on using the general coverage receiver for MW and SW broadcasts.
Step-by-step example for receiving MW broadcasts using the general coverage function.
Procedure for FM operation, including mode and band selection.
How to access repeaters using the QUICK OFFSET function.
Explains CW operation, including mode selection, zero-in, and break-in settings.
Techniques for reducing interference and improving CW reception.
How to perform split-frequency communication for DX or pile-up situations.
Procedures for enabling data modes like RTTY, FAX, and SSTV.
Overview of memory banks, channels, and stored parameters.
Step-by-step guide to programming frequencies into memory channels.
Programming split frequencies using the Quick Offset function.
Procedure for programming split frequencies into memory channels.
How to access the memory mode and select memory channels or banks.
Instructions for erasing single memory channels or performing a full memory reset.
How to copy memory channel data to the VFO for easier tuning.
Procedure for assigning alphanumeric tags to memory channels.
Introduces scanning, types (band, programmed, search, memory, priority), and conditions.
Explains how band scanning searches frequency ranges based on mode.
How to set and use programmed scan for user-specified frequency ranges.
Using search scan for high-speed scanning of pre-determined widths.
Scanning through programmed memory channels in numerical order.
Monitoring two frequencies alternately for priority signals.
Explains conditions for starting and resuming different scan modes.
How to initiate and control band scanning operations.
Steps to initiate programmed scanning after setting P1/P2 channels.
How to start and control search scanning with set range and modulation.
Initiating memory scan and changing scan direction.
Configuring whether to include or exclude skip channels during memory scanning.
How to start priority scanning to monitor a main frequency and a priority channel.
Explains IF SHIFT, Narrow Filter, CW BFO REVERSE, and Noise Blanker.
Shifting the IF passband to minimize interference signals.
Using the narrow filter to reduce interference in AM, SSB, and CW modes.
Using CWU/CWL modes to reduce interference when zeroed-in.
Suppressing pulse noise to clarify the receiving signal.
Using RIT/TXIT to fine-tune frequencies during communication.
Exiting RIT/TXIT by adding values to the original frequency.
Copying VFO settings from A to B or vice versa.
Assigning key operations as shortcuts to the MF key.
Locking the main tuning dial to prevent accidental frequency changes.
Blocking most key operations except essential ones.
Copying programmed data and parameters between units.
Comprehensive list of configurable parameters and their default values.
Step-by-step instructions for entering and navigating the parameter setting mode.
Configuring frequency step increments for SSB, CW, AM, and FM modes.
Setting frequency steps specifically for FM mode operation.
Enabling protection to prevent accidental overwriting of memory channels.
Controlling access to memory frequencies, allowing only RIT/TXIT changes.
Setting conditions for stopping and resuming scans based on time or signal presence.
Choosing between Band Scan, Programmed Scan, Search Scan, and Select modes.
Setting the frequency range for search scanning (50, 100, 200 kHz).
Configuring whether to include or exclude skip channels during memory scanning.
Adjusting the brightness of the LCD display.
Enabling or disabling beep sounds for key presses.
Automatically selecting USB/LSB based on the selected band in SSB mode.
Automatically selecting AGC-S or AGC-F based on the modulation mode.
Allowing or prohibiting TXIT function access.
Setting automatic dot/dash keying for CW transmission.
Adjusting the electronic keyer speed from 6 to 40 wpm.
Changing dot/dash keying positions for the electronic keyer.
Adjusting the sidetone frequency according to the CW offset selection.
Selecting break-in delay types (AUTO, SEMI, FULL) for CW operation.
Auto-adjusting delay time for SEMI BREAK-IN based on code speed.
Selecting SEMI BREAK-IN delay time from 1 (shortest) to 7 (longest).
Enabling the FULL BREAK-IN mode for CW transmission.
Adjusting the CW key ratio or weight.
Setting CTCSS tones for repeater uplink in FM mode.
Increasing talk power for SSB/AM under poor conditions.
Deactivating the PTT key to prevent accidental transmission.
Automatically shutting off power after a period of inactivity.
Setting UP/DOWN keys for scanning or key-repeat.
Setting FUNC key operation to manual or auto resume.
Guides on factory adjustments, item list, and procedures for removing unit covers.
Detailed steps for adjusting microphone gain, beep volume, sidetone, and output power.
Instructions for replacing DC power cable and circuitry fuses.
Explains ALL reset, Memory reset, and System reset modes and their procedures.
Recommendations for cleaning the transceiver and accessories safely.
A table listing common symptoms, possible causes, and remedies for problems.
Lists optional accessories like antenna tuners and power supplies.
Guidelines for using mounting brackets and carrying handles.
Details on connecting the EDX-2 antenna tuner.
Detailed technical specifications for the DX-SR8 transceiver.
Lists specific transmit frequency ranges for different bands and models.
