Comparison of volume gain AMPs - Reference Audio Analyzer


Comparison of volume gain AMPs



45.8118, ohm 300, ohm Reports
Name dBV mW dBV mW Reports
Cayin N5 MK2 Single-ended Out -1.34 16.03 -1.24 2.51
TempoTec V1-A -0.19 20.89 -0.11 3.25
Qudelix 5K Single-ended Out -0.05 21.58 -0.02 3.32
Meizu 16 -0.23 20.69 0.17 3.47
FiiO K5 Pro Mid Gain 0.10 22.31 0.26 3.54
Cayin N5 MK2 Balanced Out 0.81 26.32 0.88 4.08
Colorful Colorfly C4 Pro Jack 6.3 0.73 25.80 0.92 4.12
DIY 6N2-FU32 Out 1 0.50 24.47 1.06 4.26
xDuoo X3 Rockbox 1.05 27.80 1.07 4.26
Luxury & Precision L3 Pro DSD Balanced Out -1.23 16.45 1.41 4.62
HiFiMan HM 802 Balanced Card Single-ended Out 0.71 25.69 1.42 4.63
FiiO X3 III Low Gain Single-ended Out 1.32 29.61 1.48 4.69
Luxury & Precision L3 Pro DSD Single-ended Out 1.12 28.26 1.48 4.69
iFi ZEN CAN Signature 6XX (+18 dB) Single-ended Out 1.70 32.26 1.75 4.99
Kennerton Atlas Internal DAC 0.66 25.41 1.94 5.21
Cayin N6 -0.89 17.77 2.04 5.33
SMSL sAp-9 Single-ended Out -1.04 17.16 2.07 5.37
Audinst HUD-DX1 Low Gain (USB Power) 1.96 34.30 2.27 5.63
FiiO Alpen E17 2.45 38.34 2.46 5.88
Audinst HUD-DX1 Hi Gain (USB Power) 2.21 36.31 2.53 5.96
xDuoo XP-2 Pro 1.17 28.55 2.76 6.29
Hidizs AP200 1.26 29.16 2.88 6.47
Dared EF-99 Low Gain 2.71 40.79 3.15 6.89
FiiO M15 Balanced Out 3.20 45.66 3.54 7.52
ASUS STRIX RAID DLX Low Gain 2.27 36.83 3.75 7.90
FiiO X5-III Single-ended Out 3.62 50.24 3.78 7.96
GoVibe Porta Tube+ C4 Op-Amp Mod 3.88 53.35 3.89 8.16
Creative Sound BlasterX AE-9 Iem Mode 3.79 52.25 3.97 8.32
FiiO K5 Pro Hi Gain 3.81 52.48 3.98 8.33
iFi iDSD Diablo Eco Mode Single-ended Out 3.96 54.34 3.98 8.34
Xuelin iHiFi 960 Pro 2.52 38.99 3.99 8.35
xDuoo MT-602 -0.13 21.17 4.31 9.00
xDuoo X20 Single-ended Out 4.30 58.74 4.32 9.01
Hiby RS2 Single-ended Out 4.24 57.93 4.34 9.05
Aune T1 Low 2.88 42.33 4.34 9.05
xDuoo x10 Low Gain 4.35 59.42 4.37 9.11
Creative SoundBlasterX G6 Line out -0.44 19.73 4.53 9.47
Shanling M2 3.99 54.64 4.72 9.88
ASUS Essence ONE MKII Low Gain 3.46 48.40 4.92 10.34
iBasso DX120 Single-ended Out 4.87 66.93 4.94 10.39
iFi iDSD Diablo Normal Mode Single-ended Out 4.98 68.70 5.00 10.54
FiiO X7 AM1 5.08 70.24 5.10 10.78
Shanling M2s 4.40 60.19 5.11 10.80
FiiO K5 Low Gain 5.10 70.60 5.11 10.81
Shanling M3s Single-ended Out 5.17 71.81 5.21 11.06
Lotoo PAW 6000 Single-ended Out 5.20 72.20 5.28 11.23
Hiby FD3 Single-ended Out 0.65 25.36 5.30 11.29
Aune B1s Class A+ Low Gain 1.50 30.84 5.32 11.35
Creative Sound Blaster Live! 5.1 (SB0600) -0.41 19.85 5.40 11.57
Kennerton Atlas EVGA Nu Audio 4.64 63.59 5.90 12.96
iBasso DC05 -1.25 16.38 5.96 13.14
Audirect Beam 3 plus Single-ended Out 0.47 24.32 5.98 13.22
iBasso DC03 5.93 85.56 5.99 13.23
QLS QA361 Large Current Single-ended Out 1.05 27.79 6.12 13.66
Cayin HA-1AMK2 for 8-32 ohm 3.22 45.80 6.18 13.82
HiFiMan HM-601 MM4 6.03 87.43 6.20 13.91
Creative Sound BlasterX AE-5 Line Out -0.37 20.04 6.30 14.22
Musatoff HD-15 Low 6.28 92.60 6.45 14.71
Musatoff HA-8 Low Gain 3.34 47.08 6.55 15.05
Musatoff HA-11 Low Gain 2.55 39.27 6.55 15.06
Musatoff HA-5 Low Gain 3.42 47.97 6.55 15.07
FiiO X3 III Hi Gain Single-ended Out 6.41 95.52 6.57 15.13
iFi Micro iDSD Black Label Eco 6.60 99.80 6.63 15.33
Burson Audio Conductor 3X Reference Hi Level Balanced Out 6.53 98.18 6.69 15.54
Kennerton Atlas Robitron 5.59 79.09 6.85 16.15
Hiby R5 II Class A Mode On Single-ended Out 6.83 105.28 6.90 16.33
FiiO X7 II Single-ended Out 6.74 103.16 6.95 16.51
Monster Audio MA-9 Alexmod Edition 6.93 107.68 6.98 16.63
Hiby RS8 Class AB Single-ended Out 7.04 110.35 7.14 17.25
Hiby RS8 Class A Single-ended Out 7.04 110.48 7.14 17.27
Creative SXFI AMP Asus M1 3.58 49.81 7.30 17.89
Creative SXFI AMP PC 6.09 88.76 7.30 17.89
Onix Alpha XI1 Single-Ended Out 0.92 26.96 7.31 17.94
iBasso DX150 AMP6 Single-ended Out 7.36 118.85 7.41 18.37
iBasso DX80 -0.47 19.58 7.42 18.42
OPPO HA-2 3.11 44.67 7.51 18.80
Hiby RS6 Single-ended Out 7.51 123.13 7.61 19.21
Luxury & Precision P6 Pro Single-ended Out 7.65 127.09 7.69 19.59
Musatoff HA-9 Low Gain 7.78 130.98 7.82 20.16
AuGlamour GR-1 7.48 122.20 7.86 20.35
Lotoo PAW 5000 MKII Balanced Out 0.28 23.27 7.91 20.60
Lotoo PAW 5000 MKII Single-ended Out 2.35 37.52 7.92 20.64
Oriolus DP100 Balanced Out 2.42 38.10 7.92 20.65
Oriolus DP100 Single-ended Out 7.94 135.85 7.96 20.83
iFi NEO iDSD Single-ended Out 5.07 70.17 7.98 20.95
iBasso DX160 Hi Gain Single-ended Out 8.02 138.28 8.09 21.47
iBasso D14 Bushmaster 0.81 26.33 8.22 22.11
Shanling M3s Balanced Out 8.16 142.93 8.23 22.16
xDuoo XD05 Bal Boost Off Low Gain Single-ended Out 3.48 48.68 8.25 22.30
xDuoo XD05 Bal Boost On Low Gain Single-ended Out 3.56 49.55 8.26 22.34
MyST PortaDAC 1866OCUB v.3 6.96 108.46 8.39 23.01
xDuoo x10 Hi Gain 1.10 28.14 8.40 23.04
KEF Bluetooth Receiver Motion One 8.29 147.39 8.55 23.86
FiiO X5-III Balanced Out 8.38 150.35 8.70 24.72
iFi Pro iDSD Tube Hi Gain Single-ended Out 2.97 43.28 8.77 25.09
Luxury & Precision L5 Pro 4.63 63.38 9.01 26.54
iFi iDSD Diablo Eco Mode Balanced Out 6.15 90.03 9.02 26.61
Ensoniq ES1370 3.01 43.61 9.08 26.99
FiiO X5 7.22 114.97 9.17 27.53
Hiby RS8 Class A Turbo Single-ended Out 9.07 176.20 9.17 27.55
Hiby RS8 Class AB Turbo Single-ended Out 9.07 176.21 9.17 27.55
ASUS STRIX RAID DLX Mid Gain 7.71 128.86 9.18 27.58
Topping DX7 Pro Low Gain Single-ended Out 8.55 156.22 9.24 27.99
Xuelin iHiFi 812 V2 7.85 133.05 9.32 28.50
iBasso DX240 AMP1 Mk3 Single-ended Out 9.33 187.05 9.38 28.87
iBasso DX 320 AMP13 Hi Out 3.88 53.30 9.40 29.05
Burson Audio Conductor 3X Reference Hi Level Single-ended Out 9.33 187.22 9.42 29.14
Cayin i5 4.61 63.13 9.49 29.66
Dared EF-99 Mid Gain 0.71 25.73 9.63 30.58
Creative Sound Blaster E5 8.87 168.41 9.69 31.00
Burson Audio Conductor 3? Performance Single-ended Out 9.69 203.34 9.72 31.26
FiiO X7 AM2 2.66 40.32 9.72 31.26
Lotoo PAW 6000 Balanced Out 9.48 193.43 9.75 31.45
xDuoo XD-05 Basic Low Gain 9.52 195.33 9.87 32.37
ASUS Xonar Essence STX Mid Gain 4.32 58.97 9.96 33.02
Creative Sound BlasterX AE-9 Normal Mode 4.01 54.93 9.99 33.29
Cayin HA-1AMK2 for 30-60 ohm 4.48 61.28 10.02 33.51
iBasso DX 170 Single-ended Out 9.85 210.88 10.14 34.39
E1DA 9038SG3 10.14 225.25 10.17 34.64
xDuoo X20 Balanced Out 10.11 223.68 10.27 35.48
xDuoo XD05 Bal Boost Off Hi Gain Single-ended Out -0.44 19.71 10.27 35.50
iFi Pro iDSD Solid-State Hi Gain Single-ended Out 9.52 195.65 10.29 35.66
Hiby RS2 Balanced Out 10.26 231.79 10.37 36.27
Oriolus DPS-L2 Balanced Out 10.47 243.13 10.73 39.46
Oriolus DPS-L2 Single-ended Out 10.72 257.66 10.77 39.77
Luxury & Precision W2 Balanced Out 1.27 29.27 10.82 40.26
iFi iDSD Diablo Normal Mode Balanced Out 7.07 111.22 10.93 41.32
iBasso DX120 Balanced Out 10.76 260.21 10.94 41.35
ASUS Impresario SBW-S1 PRO Xonar 0.97 27.29 11.03 42.26
xDuoo XD-05 Basic Mid Gain 10.73 258.22 11.08 42.78
xDuoo XD-05 Basic Hi Gain 10.73 258.22 11.08 42.78
Chord Hugo TT 11.11 281.98 11.14 43.38
Hiby RS8 Class AB Balanced Out 11.05 277.75 11.16 43.50
Hiby RS8 Class A Balanced Out 11.05 277.74 11.16 43.51
ASUS Essence 3 Balanced Out 4.32 58.99 11.21 44.04
Sabaj D4 -1.35 16.01 11.34 45.36
Cayin HA-1AMK2 for 60-150 ohm 3.88 53.36 11.37 45.71
Astell&Kern Kann Cube Hi Gain Single-ended Out -1.16 16.69 11.58 47.99
S-Audio Systems Focus V2 11.59 314.91 11.63 48.46
iFi Pro iDSD Tube+ Hi Gain Single-ended Out 7.79 131.20 11.70 49.30
Luxury & Precision P6 Pro Balanced Out 11.63 317.76 11.73 49.65
HiFiMan HM-801 SM SYMMcard 7.2 11.47 306.14 11.84 50.93
Lisk Audio UX3-MOD3 6.35 94.09 11.86 51.11
iBasso DC04 -0.94 17.60 11.90 51.68
Hiby R5 II Class A Mode On Balanced Out 9.76 206.50 11.94 52.08
Cayin N6 MK2 (E02) Hi Gain 11.09 280.87 11.96 52.37
Loxjie D20 Current Max Mode 1.12 28.23 11.99 52.77
Loxjie D20 Current Mid Mode 3.29 46.60 12.00 52.77
Loxjie D20 Current Min Mode 0.89 26.82 12.00 52.78
Aune B1s Class A+ Hi Gain 1.22 28.88 12.17 54.94
Nu Force Icon HD 10.73 258.02 12.17 54.99
iFi Micro iDSD Black Label Mid 5.61 79.49 12.25 56.00
SMSL sAp II 10.94 270.75 12.38 57.68
FiiO K5 Mid Gain 6.96 108.34 12.40 57.95
iBasso DX150 AMP6 Balanced Out 12.32 372.53 12.43 58.30
Cary Audio HH-1 6.52 98.03 12.59 60.52
iFi iDSD Diablo Turbo Mode Single-ended Out 12.58 395.69 12.61 60.74
DIY Beta 22 12.60 396.84 12.62 61.00
Burson Audio Conductor 3? Performance Balanced Out 10.31 234.70 12.63 61.01
iBasso DX220 Max Hi Gain Single-ended Out 5.69 80.84 12.82 63.81
Loxjie P20 Linear Power Single-ended Out 5.02 69.39 12.85 64.32
Loxjie P20 Default Power Single-ended Out 4.30 58.70 12.86 64.44
ASUS STRIX RAID PRO Hi Gain 5.43 76.22 12.94 65.58
FiiO X7 II Balanced Out 4.94 68.12 12.94 65.65
Chord Hugo -1.31 16.15 13.05 67.29
iBasso DX160 Hi Gain Balanced Out 12.90 425.19 13.10 68.07
Hiby RS8 Class A Turbo Balanced Out 13.03 438.37 13.14 68.68
Hiby RS8 Class AB Turbo Balanced Out 13.04 439.17 13.15 68.81
Onix Alpha XI1 Balanced Out -0.06 21.55 13.40 72.93
EVGA Nu Audio 13.45 483.03 13.50 74.55
Hiby RS6 Balanced Out 13.47 485.66 13.59 76.18
Weiliang Audio U9 -0.09 21.36 13.61 76.54
DIY Monster Zen 13.41 478.24 13.71 78.23
xDuoo XD05 Bal Boost On Low Gain Balanced Out 2.16 35.90 13.85 80.81
xDuoo XD05 Bal Boost Off Low Gain Balanced Out 0.92 27.01 13.85 80.86
Erzetich Perfidus 7.67 127.71 14.00 83.65
FiiO X5-III Turbo Mode Balanced Out 12.49 387.44 14.01 83.90
QLS QA361 Standard Balanced Out -0.06 21.52 14.07 85.11
Audinst HUD-DX1 Hi Gain (Default Power) 13.46 484.73 14.24 88.52
Audinst HUD-DX1 Hi Gain (Robitron Power 12V 0.8A) 7.06 110.80 14.24 88.52
Audinst HUD-DX1 Low Gain (Default Power) 11.11 282.09 14.24 88.55
Audinst HUD-DX1 Low Gain (Robitron Power 12V 0.8A) 6.26 92.22 14.25 88.70
Creative Sound BlasterX AE-5 HP Out 12.02 347.92 14.43 92.40
ASUS Essence 3 Single-ended Out 6.45 96.41 14.43 92.45
iFi Pro iDSD Tube Hi Gain Balanced Out 4.97 68.48 14.46 93.10
Creative Sound Blaster X7 LE Hi Gain 13.42 479.71 14.64 96.96
Musatoff HA-4 5.05 69.82 14.75 99.51
xDuoo XD05 Bal Boost On Hi Gain Single-ended Out 8.06 139.68 14.77 99.90
Hiby New R6 Balanced Out -0.36 20.11 14.81 100.87
Creative Sound BlasterX AE-9 High Mode 3.74 51.65 14.97 104.75
ASUS STRIX RAID DLX Hi Gain 12.32 372.10 15.05 106.62
ASUS Xonar Essence STX Hi Gain 4.62 63.18 15.07 107.02
ASUS ROG Xonar Phoebus 9.72 204.65 15.08 107.31
Cayin N3 Pro Balanced Out 10.18 227.59 15.11 108.19
Topping DX7 Pro Low Gain Balanced Out 13.74 516.55 15.12 108.33
iBasso DX 170 Balanced Out 9.41 190.76 15.16 109.26
Aune X1s -1.07 17.05 15.25 111.68
ASUS Essence One Muses Edition 12.30 370.74 15.28 112.51
Topping DX7 Pro Hi Gain Single-ended Out 14.66 637.71 15.33 113.82
iBasso DX240 AMP1 Mk3 Balanced Out 15.32 742.31 15.40 115.66
ASUS Essence One Mod V 6.56 98.76 15.45 117.02
QLS QA361 High voltage Balanced Out 1.25 29.10 15.59 120.75
Leaf Audio CMD-22 V1.2.3 Gliese LT1361 1.70 32.32 15.90 129.68
Topping EX5 Hi Gain 16.04 877.87 16.06 134.47
Musatoff HA-5 Hi Gain 2.49 38.75 16.19 138.66
ASUS Essence One 10.16 226.53 16.28 141.61
ASUS Essence One MKII Muses Edition 9.24 183.29 16.35 143.79
ASUS Essence ONE MKII Hi Gain 7.23 115.37 16.36 144.19
xDuoo XD05 Bal Boost Off Hi Gain Balanced Out 0.37 23.76 16.36 144.32
SMSL SH-9 Balanced Out 16.53 981.05 16.54 150.42
SMSL SH-9 Single-ended Out 16.62 1003.21 16.65 154.10
OPPO HA-1 Single-ended Out 13.76 519.17 16.68 155.12
Aune T1 Max 5.56 78.58 16.78 158.97
DAART Canary II 13.75 518.19 16.79 159.03
HiFiMan EF 400 Single-ended Out 16.29 929.93 17.04 168.48
Musatoff HA-11 Hi Gain 1.65 31.88 17.09 170.38
iFi Pro iDSD Solid-State Hi Gain Balanced Out 5.86 84.14 17.24 176.70
Musatoff HA-5SE 5.27 73.48 17.29 178.47
xDuoo XD05 Bal Boost On Hi Gain Balanced Out 0.97 27.31 17.30 178.81
DIY HeadAMP lakkarius 16.98 1089.31 17.33 180.10
Pro-Ject Head Box DS2 B 12 Low Gain Single-ended Out 4.85 66.72 17.33 180.41
QLS Quloos QA390 Super Hi - Hi Single-ended Out 10.96 272.51 17.43 184.59
DAART Aquila II Single-ended Out 17.28 1166.59 17.46 185.66
MyST DAC 1866OCU V.2 17.06 1108.92 17.55 189.56
Audiotrak Dr.Dac 2 OPA 627 3.32 46.88 17.64 193.52
RME ADI-2-4 Pro SE Single-Ended Out 17.66 1272.77 17.69 195.67
iBasso DX 320 AMP12 3.88 53.36 17.88 204.49
Pro-Ject Head Box DS2 B 12 Mid Gain Single-ended Out 4.85 66.72 18.03 211.83
Pro-Ject Head Box DS2 B 12 High Gain Single-ended Out 3.69 51.06 18.03 211.94
SMSL SP400 Single-ended Out 18.06 1394.90 18.09 214.50
QLS Quloos QA390 Hi - Hi Balanced Out 11.61 316.44 18.09 214.97
Topping L50 18.15 1425.23 18.16 218.11
Loxjie P20 Balanced Out 4.69 64.31 18.17 218.91
Levz HA-S-029 5.79 82.82 18.20 220.16
Musatoff HA-8 Hi Gain 5.42 76.03 18.26 223.46
iBasso DX220 Max Hi Gain Balanced Out 12.20 362.50 18.50 235.74
iFi iDSD Diablo Turbo Mode Balanced Out 11.93 340.60 18.52 237.20
iFi Pro iDSD Tube+ Hi Gain Balanced Out 7.61 125.85 18.53 237.60
Lynx Audio HA-61 17.56 1244.94 18.94 261.34
iFi Micro iDSD Black Label Turbo 18.97 1720.40 18.99 264.32
SMSL SP200 Hi Gain Single-ended Out 19.19 1811.00 19.21 277.97
RME ADI-2 DAC FS 6.3 Hi Gain 19.23 1826.67 19.26 281.30
iFi ZEN CAN Signature 6XX (+18 dB) Balanced Out 7.47 122.03 19.60 303.99
Musatoff HA-9 Hi Gain 15.74 819.18 19.84 321.15
Musatoff HD-15 Hi 12.06 350.55 19.98 331.66
SMSL SP200 Hi Balanced Out 20.09 2228.11 20.12 342.73
Topping DX7 Pro Hi Gain Balanced Out 19.23 1828.22 20.85 405.20
Violectric HPA V220 19.65 2012.09 21.83 508.50
QLS Quloos QA390 Super Hi - Hi Balanced Out 17.98 1370.27 22.52 595.00
Singxer SA-1 18.68 1609.19 22.59 605.53
SMSL sAp-9 Balanced Out 17.70 1284.97 22.79 633.93
Pro-Ject Head Box DS2 B 18 Mid Gain Balanced Out 14.85 666.82 22.95 657.04
HiFiMan EF 400 Balanced Out 20.69 2558.86 23.05 673.48
DAART Aquila II Balanced Out 21.04 2775.92 23.08 676.94
xDuoo XD 05 Pro Balanced Out Turbo 11.43 303.21 23.32 716.14
Pro-Ject Head Box DS2 B 18 Low Gain Balanced Out 14.85 666.82 23.66 773.75
Pro-Ject Head Box DS2 B 18 High Gain Balanced Out 14.85 666.82 23.73 786.80
SMSL SP400 Balanced Out 23.36 4735.19 23.91 820.04
Violectric HPA V200 18.68 1611.79 24.43 923.84
OPPO HA-1 Balanced Out 17.72 1292.64 24.45 928.79
Violectric HPA V281 Single-ended Out 20.34 2360.36 24.45 929.35
Violectric HPA V90 14.49 613.26 25.87 1288.62
Violectric HPA V281 Balanced Out 12.68 404.93 29.01 2651.68




To choose manufacturers

Acer
Aful
Apple
Astell&Kern
ASUS
Audinst
Audiolab
Audiotrak
Audirect
AuGlamour
Aune
Aureal
Behringer
Benjie
Beyerdynamic
Breeze Audio
Burson Audio
Cary Audio
Cayin
CEntrance
Chord
Colorful
Cowon
Creative
DAART
Dared
Denon
Digma
DIY
E-MU
E1DA
Ensoniq
Erilles
Erzetich
EVGA
EXEQ
Fifine
FiiO
Flang
Fly
Fosi Audio
Fostex
FX-Audio
Gigabyte
GoVibe
Grado
GraveAudio
Heartfield
Hiby
Hidizs
HiFiMan
iBasso
IBM
iFi
Inakustik
JCALLY
KEF
Kennerton
KGUSS
KZ
Laconic
Leaf Audio
LeEco
Lenovo
Levz
LG
Lisk Audio
Logan Musical
Lotoo
Loxjie
Luxury & Precision
Lynx Audio
M-Audio
Mackie
McIntosh
Meizu
Monster Audio
Musatoff
MUSE AUDIO
Musiland
MyST
New Bee
Nexum
Noname
Nu Force
Onix
Onkyo
ONN
OPPO
Oriolus
Philips
Pioneer
Pro-Ject
QLS
Qudelix
Questyle
RHA
RME
S-Audio Systems
Sabaj
Sansa
Schiit
Shanling
SIM Audio
Singxer
SMSL
Sony
Takstar
Tecsun
TempoTec
theBit
Topping
Topping Professional
TurboKids
Turtle Beach
Unison Research
Violectric
Vorzuge
Walnut 
Weiliang Audio
Westone
xDuoo
Xiaomi
Xuelin
Zishan
None




Add amplifiers from selected manufacturers




Choice of parameters



Operating mode of the amplifiers
Headphone impedance 1 ohm
Voltage for Headphone impedance 1 - dBV
Headphone impedance 2 ohm
Voltage for Headphone impedance 2 - dBV
Columns
Comparison services and Test reports
Measurement's report
Voltage and Sensitivity
Frequency response
Impedance
Spectra
Harmonic Distortion vs Level
Crosstalk
Crosstalk Phase
Voltage/Current





Link to this page with the selected parameters




Brief information

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  • When selecting at least one headphones, only the selected headphones will be displayed, which can be added sequentially to the comparison table.
  • Headphones are removed via the table.





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Измерения усилителей проведены Романом Кузнецовым на программно-аппаратном комплексе RAA.

Всё тестируется как "черные ящики", без учета стоимости и статусности. Это главный принцип измерений и разработки тестов в RAA.

Из-за большого количества протестированных устройств затруднительно просматривать каждый отчет в поиске продукта с необходимыми характеристиками усилителя для наушников. Для этого и была создана эта страница сравнения, где можно быстро сравнить устройства по основным параметрам и перейти в отчет или специализированные сервисы on-line сравнения.




Kuznetsov Roman
Founder of RAA



Known by the nickname romanrex
Аuthor of articles iXBT.com






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