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Products :: Headphone Amplifiers :: HA-501

HA-501 - Full-Analog Dual Monaural Headphone Amplifier

HA-501 SPECIFICATIONS

Audio Input  
Balanced Input (Rear) 1 pair
Connectors XLR-3-31 (1:GND, 2:HOT, 3:COLD)
Impedance 20k ohms
Sensitivity 2Vrms
Line Input (Rear) 2 pairs (LINE1, LINE2)
Connectors RCA Pin Jack (Gold-plated)
Impedance 10k ohms
Sensitivity 1Vrms
Auxiliary Input (Front, AUX)  
Connectors 1/8" (3.5mm) Stereo Mini Jack
Impedance 13k ohms
Sensitivity 0.5Vrms
Audio Output  
Headphone Output (Front)  
Connectors 1/4" (6.35mm) Stereo Jack
Supported Headphone Impedance 16 ohms - 600 ohms
Max Output Level 1,400mW + 1,400mW (at 32 ohms)
135mW + 135mW (at 600 ohms)
Rated Output Level 600mW + 600mW (at 32 ohms)
34mW + 34mW (at 600 ohms)
THD 0.002% (Input 1V, Output 1V, at 32 ohms)
0.01% (Input 1V, Output 600mW, at 32 ohms)
S/N Ratio 110dB (RCA Input, 2Vrms 1kHz, A-weighted)
Frequency Response 2Hz – 100kHz (+0dB/-3dB)
10Hz – 100kHz (+/-3dB)
Line Output (Rear)  
Connectors RCA Pin Jack (Gold-plated)
Impedance 100 ohms
Output Level 316mV
Output Level Selector Fixed, Variable, Off
Operation Power 120V AC, 60Hz (US/Canada)
230V AC 50Hz (UK/Europe)
Power Consumption 22W (Standby: 0W)
Operating Temerature +5˚C to +35˚C
+41˚F to +95˚F
Operating Humidity 5% to 85% (no condensation)
Storage Temerature -20˚C to +55˚C
-4˚F to +131˚C
Overall Dimensions 290 (W) x 81.2 (H) x 244 (D) mm, 11.4" (W) x 3.2" (H) x 9.6" (D)
Net Weight 4.1kg, 9 lbs
Accessories AC Cable, AC Plug Adapter (3P-2P), Owner's Manual, Warranty Card