Gustard H26 Fully Headphone Amplifier පරිශීලක අත්පොත

1. හැඳින්වීම

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.

ප්රධාන ලක්ෂණ:

• 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-stagඊ ප්රතිදානය.
• පෙර-එස්tage 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 ආරක්ෂිත තොරතුරු

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

• ඒකකය වර්ෂාව, තෙතමනය හෝ අධික උෂ්ණත්වයන්ට නිරාවරණය නොකරන්න.
• අවට නිසි වාතාශ්‍රය සහතික කරන්න ampඅධික උනුසුම් වීම වැළැක්වීම සඳහා ලයිෆයර්.
• c එක අරින්න එපාasing; සියලුම සේවා සුදුසුකම් ලත් පුද්ගලයින් වෙත යොමු කරන්න.
• නිශ්චිත බල ඇඩැප්ටරය සහ කේබල් පමණක් භාවිතා කරන්න.
• Disconnect power before cleaning or moving the unit.

3. පැකේජ අන්තර්ගතය

සියලුම අයිතම පැකේජයේ ඇති බව තහවුරු කරගන්න:

• Gustard H26 Headphone Ampජීවිතාරක්ෂකයා
• විදුලි රැහැන්
• දුරස්ථ පාලකය
• පරිශීලක අත්පොත (මෙම ලේඛනය)

4. නිෂ්පාදන අවසන්view

4.1 ඉදිරිපස පුවරුව

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 Balanced Output: Headphone output for 4-Pin XLR balanced connectors.
5. Remote Control Reception: දුරස්ථ පාලකය සඳහා අධෝරක්ත ග්‍රාහකය.
6. සංදර්ශක තිරය: Shows current settings such as volume, input, and gain.
7. Volume/Setup Knob: Adjusts volume and navigates setup menus.

4.2 පසුපස පුවරුව

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.
• පෙරamp Output XLR (Left/Right): සමබර පෙරampජීවිත ප්‍රතිදානය.
• පෙරamp Output RCA (Left/Right): තනි අවසන් පූර්වampජීවිත ප්‍රතිදානය.
• වෙළුමtagඉ තේරීම: Switch to select appropriate input voltage (e.g., 115V/230V).
• AC බල ආදානය: විදුලි රැහැන මෙතැනට සම්බන්ධ කරන්න.
• බල සැපයුම් සුවිචය: Main power toggle for the unit.
• ෆියුස්: Replaceable fuse for electrical protection.

4.3 අභ්‍යන්තර සංරචක

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 මානයන්

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

5. පිහිටුවීම

5.1 සම්බන්ධක බලය

1. Ensure the main power switch on the rear panel is in the OFF position.
2. වෙළුම සත්‍යාපනය කරන්නtage 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.

5.2 ශ්‍රව්‍ය මූලාශ්‍ර සම්බන්ධ කිරීම

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 සම්බන්ධක හෙඩ්ෆෝන්

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

• 4.4mm සමබර: For headphones with a 4.4mm balanced connector.
• 6.35mm තනි-අවසන්: 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 පෙරampජීවිතාරක්ෂක ප්‍රතිදානය

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 preampජීවිත ප්‍රතිදානය.

6. මෙහෙයුම

6.1 බලය සක්රිය / අක්රිය

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 වෙළුම් පාලනය

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 ආදාන තේරීම

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 ලාභ මට්ටම් ගැලපීම

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 දුරස්ථ පාලකය භාවිතා කිරීම

ඇතුළත් කර ඇති දුරස්ථ පාලකය දුර සිට සියලුම ප්‍රාථමික කාර්යයන් සඳහා පහසු ප්‍රවේශයක් සපයයි.

6.7 මෙහෙයුම් නිරූපණ වීඩියෝව

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. නඩත්තු කිරීම

7.1 පිරිසිදු කිරීම

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 ගබඩා කිරීම

දිගු කාලයක් භාවිතයේ නොමැති විට, ගබඩා කරන්න 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. දෝශ නිරාකරණය

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

• බලය නැත: 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 තේරීමේ ස්විචය නිවැරදිව සකසා ඇත.
• ශබ්දයක් නැත: Confirm that the correct input source is selected. Check all audio cable connections (source to ampලයිෆයර්, amplifier to headphones/speakers). Ensure headphone cables are fully inserted. Adjust the volume level.
• විකෘති ශබ්දය: Check audio cable integrity. Ensure the input source is not overdriving the amplifier. Try adjusting the gain level to match your headphones.
• දුරස්ථ පාලකය ක්රියා නොකරයි: Check the batteries in the remote control. Ensure there are no obstructions between the remote and the unit's remote reception window.

මෙම විසඳුම් උත්සාහ කිරීමෙන් පසුවත් ගැටලුව පවතින්නේ නම්, කරුණාකර පාරිභෝගික සහාය අමතන්න.

9. පිරිවිතර

ආදර්ශ අංකය:

H26

වෙළඳ නාමය:

ගුස්ටාඩ්

සම්බන්ධක වර්ගය:

ආර්සීඒ, එක්ස්එල්ආර්

ප්රතිදානය Wattage:

වොට් 50

බලශක්ති ප්රභවය:

රැහැන්ගත විදුලි

වර්ණය:

කළු

Number of Bands:

4

10. වගකීම් සහ සහාය

10.1 වගකීම් තොරතුරු

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 පාරිභෝගික සහාය

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.