Tube Headphone Amplifier with Balanced OutputTechnical Specifications

Headphone Amplifier

• Toroidal Output Transformer • Dual Output / Unbalanced and Balanced• Headphones load impedance : 16 - 600 Ω• Conformity headphone impedance : Low Z (16 to 62Ω), High Z (120 -600 Ω)• Frequency bandwidth : 1 Hz - 100KHz - 3dB• THD at 300mW/ 1KHz : 0.1 %

• Maximum output power : 600mW + 600mW / 50 Ω• ¼" stereo headphone jack and XLR Balance Combo jack • Triode Pure Class -A, None Feedback• Input / output galvanic isolation

Pre-Amplifier

• Input impedance: 100KΩ • Alps Blue Velvet potentiometer• Pre-amp Gain: 20dB ( x 10 )• Pre-amp Output Impedance : 150 ohm • Frequency bandwidth : 1 Hz - 100 KHz - 3dB • No White Noise• Hum & Noise : Less than 0.1mV• Two 6N1P-V pre amplifier tubes • Two 6N6P-I output driver tubes• Four pairs of selectable gold-plate unbalance RCA inputs• One pair of gold-plate pre-amplifier unbalance RCA output • 200% Heavy duty toroidal power transformer• Power Consumption : 40 Watt• Voltage: AC 115//230V, 50/60 Hz• Unpacked Dimension (mm): (H)170 x (W)260 x (D)290• Shipping Weight: 10Kg

www.analog.co.kr

Prelude 3.1PROFESSIONAL TUBE HEADPHONE AMPLIFIER

JUL.

25,

201

1

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