SMSL HO200 Hi-Fi Balanced Headphone Amplifier User Manual

SMSL HO200 Hi-Fi Balanced Headphone Amplifier

The contents of this manual may be changed with the edition, and are subject to change without notice.

Safety Notes

• Install this unit in a well ventilated, cool, dry, clean place-away from direct sunlight, heat sources, vibration, dust, moisture, or cold..
• Use the voltage specified on this unit Only. Using this unit with a higher voltage than specified is dangerous and may cause fire , damage to this unit, or personal injury. Our company will not be held responsible for any damage resulting from the use of this unit with a voltage other than that specified.
• Do not attempt to modify or fix this unit by yourself. Contact sales person or customer service when any service is needed. The cabinet should never be opened for any reason.
• When not planning to use this unit for long periods of time (i.e. when going on vacation), disconnect the power cable from the AC wall outlet.

Important note: The product specifications and information mentioned in this manual are for reference only. The content of this manual is subject to change without notice.

Warranty Terms

1. The Term of Service
   • Foshan Shuangmusanlin Technology Co., Ltd promises to offer good-quality products. If the product is broken in 7 days after purchasing when you use it normally, you can choose to send it back for return, replacement or repairing (only the product does not affect the second sales can be returned ). Repairing for free in one year if you use it normally.
2. Date of purchase is in accordance with the date on invoice or receipt uesd by seller, and if you buy it on line, you can show the screenshot of trade.
3. If an inappropriate usage causes the unit damaged, the warranty will be void. As below.
   • All damages by inappropriate use, including using it under non-normal working environment or without following the instructions.
   • Dismantling, refitting, repairing by user in private.
   • Causing damage by using some fittings instead of the designative or accredited ones.
   • Cannot provide credible proof of purchase.
4. Sending it back to our company for repairing.
5. Contact your S.M.S.L Audio reseller for a return or replacement.

Features

• Fully balanced design, 4 ultra-low distortion precision linear feedback circuit (PLFC)!
• The distortion is as low as 0.00006%, and the A-WTD is as low as 0.00005% (-126dB)!
• Ultra-low noise power supply design, so that the output noise is as low as 1.0uV, SNR up to 140dB !
• High output power, 16 ohm output power up to 6W, 32 ohms up to 3W;
• The specially designed volume potentiometer greatly reduces channel deviation;
• 3 gears gain control, low gain is specially optimized for IEM;
• Pre-out function, can be used as Hi-End pre-amp;
• Classic retro toggle switch operation;
• Ultra-compact design, very suitable for desktop headphone system;
• High-precision low-temperature drift resistance, performance is not affected by temperature;
• High-quality relay and non-impact sound design; 20Hz to 500kHz frequency response;
• The headphone amplifier has comprehensive protections such as DC, overvoltage, and overload protection;
• Built-in high-efficiency and low-noise power system.

Specifications

• Inputs ……………………………………………………………..Balanced x1, Unbalanced x1
• Headphone outputs: …………………4.4mm Balanced x1 , XLR 4 Pin x1 , 6.35mm unbalanced x1
• Pre-outputs ………………………………………………………Balanced x1, Unbalanced x1
• Output Power: …………………………………………………………………….6W x 2 (16 Ω)
  • …………………………………………………………………….3W x 2 (32 Ω)
• SNR ………………………………………………………………………………………………140dB
• Output Noise ………………………………………………………………………………….1.0uV
• THD+N …………………………………………………… -123dB, 0.00006% (1kHz, 32 Ω)
• THD+N ………………………………………-120dB, 0.00013% (20-20kHz , 32 Ω, 0dB)
• THD …………………………………………………………………………………………..<-125dB
• Input Impedance …………………………………………………………………………….. 10kΩ
• AMP output Impedance ………………………………………………………………..Near 0 Ω
• Pre-output Impedance:
  • Balanced …………………………………………………………………………………44Ω
  • Unbalanced ………………………………………………………………………………22Ω
• Frequency Response ………………………………………………….. 20Hz – 500kHz(-3dB)
• Gain:
  • Unbalanced ………………………………. Low(-10dB) , Middle(0dB) , High(17dB)
  • Balanced ……………………………………. Low(-4dB) , Middle(6dB) , High(23dB)
• Power consumption(EN60065) ………………………………………………………….<30 W
• Power consumption in standby mode ……………………………………………….. <0.1W
• Size ……………………………………………………………………210X40X187mm(WxHxD)
• Weight …………………………………………………………………………………………..1.23kg

Specifications are subject to change without notice.

Display Interface and Instructions

1. Power switch
2. Indicator light
3. Gain selection
4. Output selection
5. Input selection
6. Volume
7. 4.4mm balanced headphone jack
8. 6.35mm headphone jack
9. Balanced headphone jack
10. XLR balanced input
11. RCA input
12. RCA Pre-output
13. XLR Pre-output
14. Power AC input(AC100-240V)

Note

• Please turn down the volume before connecting the headphones to avoid excessive volume damage to the headset.
• According to the advice of health experts, do not listen to the headphones for a long time so as not affect your hearing.
• The indicator light turns blue after it is turned on. Flashing red means the system has triggered protection.

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