TECSUN S-8800 Multi-conversion AM/FM/LW/SW/SSB Radio Receiver User Manual

1. Úvod

The TECSUN S-8800 is a versatile multi-conversion radio receiver designed for optimal reception across AM, FM, LW, SW, and SSB bands. It incorporates advanced High-IF analog circuits, triple AM conversion, and DSP decoding technology to deliver superior audio performance. This manual provides comprehensive instructions for setting up, operating, and maintaining your S-8800 receiver.

2. Obsah balení

Zkontrolujte prosím, zda jsou ve vašem balení obsaženy všechny níže uvedené položky:

• TECSUN S-8800 Radio Receiver
• USB-MiniUSB Cable
• 2 x 18650 Li-ion Batteries
• Dálkové ovládání
• 2 x AAA baterie (pro dálkové ovládání)
• BNC Antenna Adapter
• Uživatelská příručka (tento dokument)

3. Konec produktuview

Familiarize yourself with the main components and controls of your TECSUN S-8800 radio receiver.

Figure 3.1: TECSUN S-8800 radio receiver and its remote control.

Figure 3.2: Front panel with display, tuning knob, and audio controls.

Obrázek 3.3: Strana view illustrating headphone, line-out, and external antenna connections.

Figure 3.4: Rear panel with FM/SW BNC, AM/GND antenna terminals, and MiniUSB charging port.

4. Nastavení

4.1. Napájení

1. Instalace baterie: Open the battery compartment cover on the rear of the radio. Insert the two 18650 Li-ion batteries, ensuring correct polarity as indicated inside the compartment. Close the cover securely.
2. AC Power / Charging: Connect the supplied USB-MiniUSB cable to the radio's MiniUSB port (DC 5V/1A) and a compatible USB power adapter (not included) or a computer's USB port. The radio can operate while charging.

4.2. Připojení antény

• Interní anténa: For FM and SW reception, extend the telescopic antenna fully. For AM (MW) and LW reception, the radio utilizes an internal ferrite bar antenna.
• Externí antény:
  • FM/KW: Connect an external FM or SW antenna to the BNC (50 Ohm) connector on the side of the radio. Use the provided BNC adapter if necessary.
  • AM/LW: For improved AM/LW reception, connect an external AM antenna to the AM + GND (500 Ohm) terminals on the rear panel.

4.3. Zvukový výstup

• Sluchátka: Connect 3.5mm stereo headphones to the 'STEREO VIA EARPHONE' jack for private listening.
• Linkový výstup: Use the RCA (LEFT+RIGHT) line-out ports to connect the radio to an external ampzvedací nebo záznamové zařízení.

5. Návod k obsluze

5.1. Zapnutí/vypnutí

Stiskněte tlačítko NAPÁJENÍ/SPÁNEK button located on the top right of the front panel to turn the radio on or off.

5.2. Výběr pásma

Stiskněte tlačítko VÝBĚR PÁSMA button repeatedly to cycle through the available frequency bands: FM, AM (MW), LW, SW, and SSB.

5.3. Tuning Modes

• Rotary Tuning Knob: Rotate the large central tuning knob to adjust the frequency.
• Přímé zadání frekvence: Using the remote control, enter the desired frequency directly using the number pad.
• AutoScan (ATS): Stiskněte tlačítko ATS button to automatically scan and store available stations within the current band into memory.
• Ruční ladění: Použijte +/- buttons (if available on remote/front panel) for step-by-step frequency adjustments.
• Doladění: Použijte vyhrazený DOLADĚNÍ knob for precise frequency adjustments, particularly useful for SSB reception.

5.4. Frequency Steps

The radio supports various tuning steps depending on the band:

• FM: 10 KHz / 100 KHz
• LW: 1 KHz / 9 KHz
• MW: 1 KHz / 9-10 KHz
• SW: 1 KHz / 5 KHz

5.5. Paměťové funkce

The S-8800 can store up to 650 stations (FM 100, LW 100, MW 100, SW 250, SSB 100).

• Obchodní stanice: Tune to the desired station, then press and hold the PAMĚŤ tlačítko, dokud se na displeji nepotvrdí uložení.
• Recall Station: Stiskněte tlačítko PAMĚŤ button briefly, then use the tuning knob or number pad on the remote to select a stored memory location.

5.6. SSB (Single Side Band) Operation

1. Select the SSB band using the VÝBĚR PÁSMA tlačítko.
2. Použijte USB/LSB switch to select either Upper Side Band (USB) or Lower Side Band (LSB).
3. Adjust the dedicated DOLADĚNÍ controller (± 10 Hz) for clear voice reception.

5.7. Ovládání zvuku

• Objem: Upravte úroveň zvukového výstupu pomocí OBJEM knoflík.
• Basy/výšky: Použijte vyhrazený BASS a ZTROJNÁSOBIT knobs to adjust the audio tone to your preference.

5.8. Displej a podsvícení

The LCD display shows the current frequency, time, and other operational information. Press the ZOBRAZIT button to activate the backlight or set it to stay on. A visual signal meter indicates the strength of the received signal.

5.9. Alarm and Sleep Timer

• Poplach: Set an alarm to automatically turn on the radio at a specified time. Refer to the display controls for setting the alarm time.
• Časovač vypnutí: The radio can be set to automatically turn off after a period ranging from 1 to 120 minutes.

5.10. Funkce zámku

Stiskněte tlačítko ZÁMEK button to disable all controls and prevent accidental changes to settings. Press it again to unlock.

6. Údržba

6.1. Čištění

Wipe the radio with a soft, dry cloth. Do not use abrasive cleaners, solvents, or strong chemicals, as these may damage the finish or internal components.

6.2. Péče o baterie

If the radio will not be used for an extended period, remove the 18650 Li-ion batteries from the main unit and the AAA batteries from the remote control to prevent leakage and damage.

6.3. Skladování

Store the radio in a cool, dry place, away from direct sunlight, high humidity, and extreme temperatures. Protect it from dust and physical impact.

7. Řešení problémů

If you encounter issues with your TECSUN S-8800, please refer to the following common problems and solutions:

• Bez napájení:
  • Ensure the 18650 Li-ion batteries are correctly installed and fully charged.
  • Verify the USB-MiniUSB cable is properly connected for AC power or charging.
  • Potvrďte NAPÁJENÍ/SPÁNEK bylo stisknuto tlačítko.
• Špatný příjem:
  • Fully extend the telescopic antenna for FM/SW bands.
  • Try connecting an external antenna to the appropriate BNC or AM/GND terminals.
  • Adjust the radio's position or location to minimize interference.
  • For AM/LW, rotate the radio to optimize the internal ferrite bar antenna's reception.
  • Zkontrolujte CITLIVOST RF switch (DX/Local) for optimal signal handling.
• Žádný zvuk:
  • Zkontrolujte OBJEM úroveň.
  • Ensure headphones are not connected if expecting sound from the internal speaker.
  • Verify that the correct band and frequency are selected.
• SSB Distortion:
  • Carefully adjust the DOLADĚNÍ knob for clear voice reception.
  • Ensure the correct USB/LSB mode is selected for the signal you are trying to receive.

8. Specifikace

9. Informace o záruce

This product is covered by a standard manufacturer's warranty. Please refer to the warranty card included in your package or contact your retailer for specific terms and conditions regarding warranty coverage and service. Keep your purchase receipt as proof of purchase.

10. Zákaznická podpora

For technical assistance, troubleshooting, or service inquiries, please contact your local dealer or the point of purchase. When contacting support, please have your product model (S-8800) and purchase details readily available for faster service.