audio-gd Stellar product

	Wisdom in mind, enthusiasm at heart.

NFB-1AMP(2019 Edition)

The full balanced design based on Master 9
Class A PSUs built in
Discrete Headphone amplifier / Preamplifier
Super Exponential Volume Characteristic
8000mW at 40 ohm output
OCC and hi-end parts applied

Free mini remote controller (not in warranty)

Buy the metal remote price USD50.

Summarize

Use Manual

Specs

Custom Option

Shipping Cost

Improvement may result in changes in specifications and design without notice.
S/N Ratio	>125DB (Volume minimum)
THD	<0.002 %
Gain	Gain : +16DB
Volume characteristic	Two sets Exponential Volume Characteristic
Headphone amp Output Power	9900MW / 25 ohm 8000MW / 40 ohm 3500MW / 100 ohm 1200MW / 300 ohm 600MW / 600 ohm
Preamp Output Level (Max)	10V @ RCA 20V @XLR 2.4MA @ ACSS
Output impedance	1 ohm
Input impedance	47K ohm @ RCA 94K ohm @ XLR <10 ohm @ ACSS
Frequency Breadth (XLR input)	20Hz - 20KHz ( +/- 0DB ) 1Hz - 220K (+0DB, -3DB)
Channels cross	> 120DB
Channels imbalance	< 0.05DB
Power Requirement	1 Version 100-120V AC 50/60 Hz 2 Version 220-240V AC 50/60 Hz
Power Consumption	30W @240V or 120V
Package Weight	Approximately 5KG
Dimensions	W240 X L360 X H80 (MM, Fully aluminium )
Accessories	Power cord X1