TECSUN S-2000 Professional BCL Receiver Instruction Manual

1. はじめに

This manual provides detailed instructions for the TECSUN S-2000 PLL Synthesizer World Band Receiver. The S-2000 is designed for enthusiasts of radio reception, offering comprehensive coverage across FM Stereo, AIR band, Long Wave (LW), Medium Wave (MW), Shortwave (SW), and Single Side Band (SSB) frequencies. Key features include 1000 preset memories, dual conversion technology for enhanced performance, Automatic Tuning Storage (ATS), a sleep timer, alarm functions, and an analog signal meter for precise tuning.

Figure 1: A comprehensive front view of the TECSUN S-2000 radio, showcasing its large display, control buttons, tuning knob, and integrated speaker grille. The telescopic antenna is extended.

2. セットアップ

2.1 電源

The TECSUN S-2000 can be powered by dry batteries for portable use or via AC power using the included power cord and transformer. The unit operates at 240 Volts AC. Ensure correct battery polarity if using dry cells.

Figure 2: The rear panel of the TECSUN S-2000, illustrating the DC 6V power input jack. This is where the external power adapter connects for operation or battery charging.

2.2 アンテナ接続

The radio features a built-in telescopic antenna for FM and SW reception. For enhanced reception, especially on SW and FM bands, external antennas can be connected to the dedicated terminals on the side of the unit. Ensure a proper ground connection for optimal performance.

Figure 3: This image displays the right side of the TECSUN S-2000 receiver, highlighting the external antenna input terminals for FM, SW, 50Ω, and a ground connection. This allows for enhanced reception with various external antennas.

Additionally, the radio includes a rotatable antenna for optimizing Medium Wave (MW) and Long Wave (LW) reception.

Figure 4: This top-down view highlights the rotatable antenna specifically designed for Medium Wave (MW) and Long Wave (LW) reception, allowing users to optimize signal reception by adjusting its orientation.

3. 操作手順

3.1 基本的な制御

Familiarize yourself with the radio's control panel. The front panel features a large display, a numeric keypad for direct frequency entry, and dedicated buttons for band selection (FM, MW/LW, SW, AIR). The main tuning knob allows for precise frequency adjustment.

Figure 5: This angled view provides a clear look at the main control panel of the TECSUN S-2000, including the numeric keypad, band selection buttons (FM, MW/LW, SW, AIR), and the large tuning dial.

3.2 チューニングモード

The S-2000 offers various tuning methods:

• 手動チューニング： Use the main tuning knob to scan frequencies.
• 直接周波数入力: Use the numeric keypad to enter a specific frequency.
• 自動チューニングストレージ (ATS): This function automatically scans and stores strong stations within a selected band into memory.
• メモリプリセット: すぐにアクセスできるように最大 1000 のステーションまで保存できます。
• SSB（シングルサイドバンド）受信： The radio supports USB (Upper Side Band) and LSB (Lower Side Band) for receiving amateur radio and utility transmissions. Use the dedicated SSB button and fine-tuning control for clear reception.

Figure 6: A detailed close-up of the TECSUN S-2000's central controls, featuring the analog signal strength meter, SSB (USB/LSB) button, Wide/Narrow bandwidth selection, and memory functions. This area is crucial for fine-tuning and advanced operation.

3.3 時間とアラーム機能

The radio includes a built-in clock, sleep timer, and alarm functions. Refer to the detailed owner's manual for specific instructions on setting these features.

3.4 External Audio Connections

The rear panel of the S-2000 provides Line Out (L/R) jacks for connecting the radio to an external amplifier or recording device. An additional 455kHz AM IF Out port is available for advanced users who wish to process the intermediate frequency signal externally.

Figure 7: The back of the radio features Line Out (L/R) jacks for connecting to external audio systems and a 455kHz AM IF Out port for advanced users or external signal processing.

4. メンテナンス

• クリーニング： ラジオの外装を清掃する際は、柔らかく乾いた布をご使用ください。研磨剤入りの洗剤や溶剤は使用しないでください。
• バッテリーのケア： If using dry batteries, remove them if the radio will not be used for an extended period to prevent leakage.
• ストレージ： ラジオは直射日光や極端な温度を避け、涼しく乾燥した場所に保管してください。

5。 トラブルシューティング

• 電源なし: Check battery installation or AC adapter connection. Ensure the power button is pressed.
• 受信状態が悪い: Extend the telescopic antenna fully. Adjust the rotatable MW/LW antenna. Try connecting an external antenna. Move the radio away from electronic devices that may cause interference.
• 音が出ない: 音量レベルを確認してください。スピーカーから音が出る場合は、ヘッドホンが接続されていないことを確認してください。

6. 仕様

7.保証とサポート

For warranty information, technical support, or service inquiries, please refer to the contact details provided in the official owner's manual or visit the TECSUN official webサイト。 保証請求に備えて購入時のレシートを保管しておいてください。