1. Introducció
The ZT7500 is a full-mode Software Defined Radio (SDR) shortwave transceiver designed for amateur radio enthusiasts. It features a wide receiving range, multi-touch display, advanced spectrum analysis capabilities, and various transmission modes. This manual provides essential information for the safe and efficient operation of your ZT7500 transceiver.
2. Informació de seguretat
Please read and understand all safety instructions before operating the ZT7500 transceiver. Failure to do so may result in injury, damage to the equipment, or voiding the warranty.
- No exposeu el dispositiu a temperatures extremes, llum solar directa ni humitat elevada.
- Assegureu-vos una ventilació adequada per evitar el sobreescalfament.
- Use only the specified power supply (13.8V DC ±15%) and power line.
- Avoid operating the transceiver near flammable materials or in explosive atmospheres.
- No intenteu obrir ni modificar el dispositiu. Envieu totes les tasques de manteniment a personal qualificat.
- Ensure antennas are properly installed and grounded to prevent electrical hazards and optimize performance.
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al vostre paquet:
- ZT7500 SDR Short Wave Transceiver Unit
- Micròfon
- Línia elèctrica
- Manual d'usuari (aquest document)
4. Configuració
4.1 Connexió de potència
- Connect the provided Power Line to the POWER SUPPLY VOLTAGE input on the rear panel of the ZT7500.
- Ensure the power source provides 13.8V DC ±15%. The device includes overvoltage and polarity reversal protection.
- Connect the other end of the Power Line to a suitable DC power supply.
4.2 Connexió de l'antena
- For HF operation, connect your antenna to one of the two pairs of M-type antenna inputs on the ATN ANTENNA INTERFACE.
- For VHF operation, connect your antenna to the SMA antenna interface designated for TX and RX outdoor backup antennas.
- Ensure all antenna connections are secure.
- Connect the GND grounding terminal to a proper ground point for optimal performance and safety.
4.3 Connexió del micròfon
- Plug the included Microphone into the MIC port on the front panel of the transceiver.
4.4 Encès inicial
- Once all connections are made, press the POWER button on the front panel to turn on the transceiver.
- The 7-inch high color TFT LCD multi-touch display will illuminate.
5. Instruccions de funcionament
5.1 Pantalla i navegació
- The ZT7500 features a 7-inch multi-touch display for intuitive operation.
- Navigate through menus and settings by touching the screen.
- The display shows a broadband spectrum and waterfall display, with an optional 3D spectrum view.
5.2 Frequency Selection and Modes
- Use the touch screen or rotary encoder to select desired frequencies within the receive range of 0.5 to 750 MHz.
- Supported modes include A3E, AM, J2E, LSB, F3E, and AIA. Select the appropriate mode for your communication.
- The Wolf system software allows for defining narrowband filters, with CW mode offering a narrowest adjustable bandwidth of 5Hz.
5.3 Transmissió
- The transceiver transmits on HF (0.5 to 30 MHz) and VHF (144 to 148 MHz).
- Output power is up to 100W for HF and 60W for VHF (RU4PN/WF-100D Version).
- Utilize the built-in automatic antenna tuner for optimal SWR during transmission.
- The built-in standing wave scanner can assist in antenna tuning.
5.4 Funcions avançades
- CW Decoder: The built-in CW decoder supports 5-segment CW recording.
- FT8 Codec: Integrated FT8 Codec for digital mode operation.
- Connectivitat WiFi: Built-in WiFi allows connection to the internet for various functionalities.
- Storage Channels: The device supports 35 channel storage.
- Targeta de memòria TF: Manage data and recordings using a TF memory card.
- VGA Serial Port: A band-controlled online device that can coordinate with other transmitting machines.
6. Manteniment
6.1 Neteja
- Wipe the exterior of the transceiver with a soft, dry cloth.
- For the display, use a soft, lint-free cloth specifically designed for electronics screens.
- No utilitzeu netejadors abrasius, dissolvents ni productes químics agressius.
6.2 Ventilació
- Ensure the cooling fan and ventilation openings on the rear panel are clear of obstructions to prevent overheating.
6.3 Emmagatzematge
- Quan no l'utilitzeu durant períodes prolongats, guardeu el transceptor en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder | Power cable disconnected; Power supply issue; Blown fuse | Check power cable connections; Verify power supply output; Inspect and replace fuse if necessary (refer to service manual). |
| Sense recepció | Antenna not connected; Incorrect frequency/mode; Antenna fault | Ensure antenna is securely connected; Verify frequency and mode settings; Check antenna for damage or proper installation. |
| Sense transmissió | Microphone not connected; Antenna issue; SWR too high | Connect microphone; Check antenna connections and SWR; Use automatic antenna tuner or manually tune antenna. |
| Sobreescalfament | Poor ventilation; Excessive transmit time | Ensure cooling fan and vents are clear; Reduce transmit power or duration; Operate in a cooler environment. |
8. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | ZT7500 |
| Origen | Xina continental (Guangdong) |
| Interval de freqüència de recepció | 0.5 - 750 MHz |
| Rang de freqüència de transmissió | HF: 0.5 - 30 MHz, VHF: 144 - 148 MHz |
| Potència de sortida | HF: ≤100W, VHF: ≤60W (RU4PN/WF-100D Version) |
| Vol. Operatiutage | 13.8V CC ± 15% |
| Llenguatge de funcionament | Anglès |
| Interval de conversa | 0-50 km |
| Canals d'emmagatzematge | 35 |
| Estabilitat de freqüència | 2.5 ppm |
| Modes | A3E, AM, J2E, LSB, F3E, AIA |
| Mostra | 7-inch high color TFT LCD multi-touch display with broadband spectrum and waterfall (optional 3D) |
| Interfície d'antena | M-type (HF), SMA (TX/RX backup) |
| Connectivitat | Built-in WiFi, VGA serial port |
| Característiques especials | Built-in CW decoder (5-segment recording), FT8 Codec, Automatic Antenna Tuner, Standing Wave Scanner, TF Memory Card Management |
| Nivell de resistència a l'aigua | IPX-2 (Drip-proof) |
| Material | PC+ABS |
| Dimensions (L x A x A) | 430 x 260 x 320 mm |
| Pes | 7700 g |
| Interval de temperatura | -20 ℃ a + 60 ℃ |
9. Consells d'usuari
No hi havia consells específics per a l'usuari disponibles de reviewo preguntes i respostes per a aquest producte.
10. Garantia i Suport
Per obtenir informació sobre la garantia, assistència tècnica o consultes sobre el servei, poseu-vos en contacte amb el vostre distribuïdor o directament amb el fabricant. Conserveu el rebut de compra com a comprovant de compra.
The manufacturer provides a return and refund policy. For details, please refer to the specific terms provided at the point of purchase or contact customer service.
