Drop + THX AAA 789 Linear Headphone Amplifier - Desktop Amp with Balanced XLR and Single-Ended RCA Inputs

The World’S Most Linear Amplifier — Announced At Ces 2018, The Drop + Thx Achromatic Audio Amplifier (Thx Aaa) 789 Is A Linear Bipolar Amplifier With Feed-Forward Error Correction
Fatigue-Free Listening — Made In Collaboration With Thx Ltd , It Features The Company’S Groundbreaking Thx Aaa And Feed-Forward Topology, Which Reduce Distortion By 20 To 40 Db For Realistic, Fatigue-Free Listening.
Thx Aaa Technology — Capable Of Driving Any Headphones, Including High-Impedance, High-Current, And High-Sensitivity Types, The Thx Aaa 789 Amp Transmits The Original Audio In Its Purest Possible Form.
Additional Features — Each Channel Of The Thx Aaa 789 Amp Is Equipped With A Low-Bias Class-Ab Main Amplifier And An Auxiliary Error-Correction Amplifier, The Former Providing The Majority Of The Power And The Latter Providing A Realtime Low-Power Error-Correction Signal.

	Drop + THX AAA One Amplifier	Drop + THX AAA 789 Amplifier	Drop + Grace Designs Standard DAC Balanced	Drop Objective 2 Headphone AMP: Desktop Edition (Standard)
Component Type:	THX Achromatic Audio Amplifier with preamp output	THX Achromatic Audio Amplifier	Standard DAC Balanced	Desktop Amplifier
Frequency response:	+ 0.01 dB / - 0.03 dB 20 Hz – 20 kHz	+ 0.01 dB / - 0.03 dB 20 Hz–20 kHz; + 0.05 dB / - 0.15 dB 10 Hz–50 kHz		+/-0.1 dB (20 Hz–20 kHz)
Maximum power:	Single-Ended Output: (16 ohms): 1500 mW, (32 ohms): 2,700 mW, (300 ohms): 280 mW, (600 ohms): 140 mW	Balanced: (16 ohms): 6000 mW - (600 ohms): 400 mW. Sindle-Ended: (16 ohms): 3000 mW - (600 ohms): 100 mW		(33 ohms): 613 mW - (600 ohms): 88 mW
Output impedance:	Single-Ended: < 0.1 ohms	Balanced: < 0.1 ohms / Single-Ended: < 0.05 ohms	Balanced	Single-Ended: 0.54 ohms
Gain:	0.25x , 1.0x, 4.0x (-12, 0, +12 dB), selectable via front switch	Balanced: 0.66x , 2.0x, 6.6x (-4, +6, +16 dB) / Single-Ended: 0.33x , 1.0x, 3.3x (-10, 0, +10 dB)		2.5x and 6.5x (Standard) - Recommended for higher impedance headphones, or if your source is weak (less than 2V output).
Input:	Stereo RCA gold-plated	Stereo XLR-3 gold-plated Neutrik; Stereo RCA gold-plated	Coaxial connector for SPDIF (IEC-60958) audio input, USB 2.0/1.0 input type-B	RCA
Outputs:	1/4 in (6.35 mm), TRS gold-plated Neutrik, Stereo RCA preamp gold-plated	1/4 in (6.35 mm) TRS gold-plated Neutrik; 3.5 mm TRS gold-plated; XLR-4 balanced gold-plated	3.5mm stereo line output jack (2.15VRMS), 3-pin XLR balanced line output(4.3VRMS)	1/4 in (6.35 mm)
Power Supply:	30 VDC inline brick, universal input 100 – 240 VAC	24 VDC inline brick, universal input 100–240 VAC	USB bus-powered design	Battery (not included) or 120V AC adapter (included)
Dimensions:	8.1 x 8.1 x 1.5 in / (207 x 206 x 39 mm)	8.3 x 9.1 x 2.2 in / (210 x 230 x 57 mm)	3.9 x 4.1 x 1.2 in / (100 x 104 x 30 mm)	4.12 x 3.87 x 1.12 in / (105 x 98 x 29 mm)
Weight:	2.6 lbs (1,300 g)	3.4 lbs (1,520 g)	7.44 oz (210.8 g)	9 oz (255 g)

Category：Electronics DROP