Gustard H26 Fully Headphone Ampજીવંત વપરાશકર્તા માર્ગદર્શિકા

1. પરિચય

The Gustard H26 is a high-performance, fully balanced discrete Class A headphone amplifier designed to deliver exceptional audio fidelity. It incorporates advanced features and robust construction to provide a superior listening experience for audiophiles.

મુખ્ય લક્ષણો:

• Fully balanced discrete Class A amplifier with 8 pairs of power tubes for powerful and controlled sound.
• Seamless switching of preamplifier output, allowing the device to function as a pure pre-stage આઉટપુટ.
• પૂર્વ એસtage utilizes two direct-insert LME49720 dual op-amps.
• Matrix relay volume control for consistent and unbiased 4-way volume accuracy.
• Equipped with two custom 50W audio-specific toroidal transformers, one for each channel, ensuring minimal interference.
• Fully balanced input stage, enhancing clarity and richness for both balanced and single-ended RCA inputs.

2. સલામતી માહિતી

Please read and follow these safety guidelines to ensure safe operation and to prevent damage to the device or injury to yourself.

• એકમને વરસાદ, ભેજ અથવા અતિશય તાપમાનના સંપર્કમાં ન લાવો.
• આસપાસ યોગ્ય વેન્ટિલેશનની ખાતરી કરો ampઓવરહિટીંગ અટકાવવા માટે લિફાયર.
• સી ખોલશો નહીંasing; બધી સેવા લાયક કર્મચારીઓને સોંપવી.
• ફક્ત ઉલ્લેખિત પાવર એડેપ્ટર અને કેબલનો ઉપયોગ કરો.
• યુનિટ સાફ કરતા પહેલા અથવા ખસેડતા પહેલા પાવર ડિસ્કનેક્ટ કરો.

3. પેકેજ સામગ્રી

ખાતરી કરો કે બધી વસ્તુઓ પેકેજમાં હાજર છે:

• Gustard H26 Headphone Ampજીવંત
• પાવર કોર્ડ
• રીમોટ કંટ્રોલ
• વપરાશકર્તા માર્ગદર્શિકા (આ દસ્તાવેજ)

4. ઉત્પાદન ઓવરview

4.1 ફ્રન્ટ પેનલ

The front panel provides access to essential controls and headphone outputs.

1. Touch Switch/Standby: Power on/off or place the unit in standby mode.
2. 4.4 Balanced Output: Headphone output for 4.4mm balanced connectors.
3. 6.35 Single-End Output: Headphone output for 6.35mm single-ended connectors.
4. XLR સંતુલિત આઉટપુટ: Headphone output for 4-Pin XLR balanced connectors.
5. Remote Control Reception: રિમોટ કંટ્રોલ માટે ઇન્ફ્રારેડ રીસીવર.
6. ડિસ્પ્લે સ્ક્રીન: Shows current settings such as volume, input, and gain.
7. Volume/Setup Knob: Adjusts volume and navigates setup menus.

4.2 રીઅર પેનલ

The rear panel houses all input and output connections, along with power controls.

• Balanced Input XLR 1 & 2 (Left/Right): For balanced audio sources.
• Single Input RCA (Left/Right): For single-ended audio sources.
• પ્રિamp Output XLR (Left/Right): સંતુલિત પૂર્વampજીવંત આઉટપુટ.
• પ્રિamp Output RCA (Left/Right): સિંગલ-એન્ડેડ પૂર્વampજીવંત આઉટપુટ.
• ભાગtage પસંદગી: Switch to select appropriate input voltage (e.g., 115V/230V).
• એસી પાવર ઇનપુટ: અહીં પાવર કોર્ડ જોડો.
• વીજળીનું બટન: Main power toggle for the unit.
• ફ્યુઝ: Replaceable fuse for electrical protection.

૪.૨ આંતરિક ઘટકો

The Gustard H26 features a fully balanced discrete Class A amplifier design, utilizing 8 pairs of power transistors to ensure robust driving capability and precise control. The use of discrete components allows for fine-tuning of each stage, optimizing performance. The pre-stage incorporates two LME49720 dual op-amps.

The power supply section is equipped with two custom 50W audio-specific toroidal transformers, one dedicated to each channel. This design minimizes cross-channel interference and ensures stable power delivery. Multiple low-noise regulators and Nichicon capacitors contribute to the unit's clean power and overall audio quality.

4.4 પરિમાણો

The physical dimensions of the Gustard H26 are approximately 330mm (width) x 260mm (depth) x 65mm (height).

5. સેટઅપ

5.1 કનેક્ટિંગ પાવર

1. Ensure the main power switch on the rear panel is in the OFF position.
2. વોલ્યુમ ચકાસોtage selection switch on the rear panel matches your local power supply (e.g., 115V or 230V).
3. Connect the provided power cord to the AC Power Input on the rear panel and then to a suitable wall outlet.

૫.૩ ઓડિયો સ્ત્રોતોને જોડવા

The H26 supports both balanced (XLR) and single-ended (RCA) audio inputs.

• For Balanced Sources: Connect your audio source's balanced outputs to the XLR 1 or XLR 2 inputs on the rear panel.
• For Single-Ended Sources: Connect your audio source's RCA outputs to the RCA inputs on the rear panel.

5.3 કનેક્ટિંગ હેડફોન

The H26 offers multiple headphone output options on the front panel.

• 4.4mm Balanced: For headphones with a 4.4mm balanced connector.
• 6.35mm Single-Ended: For headphones with a standard 6.35mm (1/4 inch) single-ended connector.
• 4-Pin XLR Balanced: For headphones with a 4-pin XLR balanced connector.

5.4 પ્રિampજીવંત આઉટપુટ

The H26 can also function as a preamplifier. Connect the XLR or RCA Preamp Outputs on the rear panel to your power amplifier or active speakers. The headphone amplifier section can be turned off separately when using the preampજીવંત આઉટપુટ.

6. ઓપરેશન

6.1 પાવર ચાલુ/બંધ

1. Flip the main power switch on the rear panel to the ON position.
2. Press the front panel Touch Switch (1) to power on the unit from standby, or to put it back into standby.

6.2 વોલ્યુમ નિયંત્રણ

Rotate the Volume/Setup Knob (7) on the front panel clockwise to increase volume and counter-clockwise to decrease volume. The matrix relay volume control ensures precise and balanced adjustments across all channels.

6.3 ઇનપુટ પસંદગી

Single press the Volume/Setup Knob (7) to cycle through available input sources (XLR 1, XLR 2, RCA). The selected input will be shown on the Display Screen (6).

6.4 Gain Level Adjustment

Long press the Volume/Setup Knob (7) to switch between low and high gain levels. This allows for optimal matching with various headphones and In-Ear Monitors (IEMs).

6.5 Quiescent Current Adjustment

Double press the Volume/Setup Knob (7) to toggle between 50mA and 100mA quiescent current settings. This feature allows for fine-tuning the Class A operation.

6.6 રીમોટ કંટ્રોલનો ઉપયોગ કરીને

The included remote control provides convenient access to all primary functions from a distance.

૫.૫ ઓપરેશનલ ડેમોન્સ્ટ્રેશન વિડીયો

This video demonstrates the operational controls, including volume adjustment, input selection, gain level, and quiescent current settings. While the video features a similar product (Aune S17 Pro), the control principles and functions are analogous to the Gustard H26.

7. જાળવણી

7.1 સફાઈ

To clean the unit, disconnect it from the power source. Use a soft, dry cloth to wipe the exterior surfaces. Avoid using abrasive cleaners, solvents, or chemical sprays, as these can damage the finish.

7.2 સંગ્રહ

જ્યારે લાંબા સમય સુધી ઉપયોગમાં ન હોય, ત્યારે સંગ્રહ કરો amplifier in a cool, dry place, away from direct sunlight and excessive dust. It is recommended to keep the original packaging for protection during storage or transport.

8. મુશ્કેલીનિવારણ

If you encounter issues with your Gustard H26, refer to the following common problems and solutions:

• કોઈ શક્તિ નથી: Ensure the power cord is securely connected to both the unit and the wall outlet. Check the rear panel power switch and the front panel touch switch. Verify the voltage selection switch is set correctly.
• કોઈ અવાજ નથી: Confirm that the correct input source is selected. Check all audio cable connections (source to ampજીવનદાન કરનાર, amplifier to headphones/speakers). Ensure headphone cables are fully inserted. Adjust the volume level.
• વિકૃત અવાજ: Check audio cable integrity. Ensure the input source is not overdriving the amplifier. Try adjusting the gain level to match your headphones.
• રીમોટ કંટ્રોલ કામ કરતું નથી: Check the batteries in the remote control. Ensure there are no obstructions between the remote and the unit's remote reception window.

જો આ ઉકેલો અજમાવવા પછી પણ સમસ્યા ચાલુ રહે, તો કૃપા કરીને ગ્રાહક સપોર્ટનો સંપર્ક કરો.

9. સ્પષ્ટીકરણો

મોડલ નંબર:

H26

બ્રાન્ડ:

ગસ્ટર્ડ

કનેક્ટર પ્રકાર:

આરસીએ, એક્સએલઆર

આઉટપુટ વોટtage:

50 વોટ્સ

પાવર સ્ત્રોત:

કોર્ડેડ ઇલેક્ટ્રિક

રંગ:

કાળો

Number of Bands:

4

10. વોરંટી અને સપોર્ટ

10.1 વોરંટી માહિતી

All Gustard products purchased from authorized retailers are covered by a warranty. The standard warranty period is 1 year or more from the date of purchase, depending on the specific product and regional regulations. Please retain your proof of purchase for warranty claims.

10.2 ગ્રાહક સપોર્ટ

For technical assistance, troubleshooting, or warranty inquiries, please contact your retailer or the manufacturer's customer service. Support is typically available online, and inquiries are addressed promptly.