GREQ's Headphone Measurements

GREQ Reviews - Headphone Frequency Response Graph Database
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🦮Helpful Guides...
🌮 Ear Pad Graphs
- YAXI stPad2-LR
🦐 IEMs
🗃️ Flathead Earbuds
- - Earbud Graphs with MODIFIED miniDSP EARS
- - (LEGACY GRAPHS - NOT COUNTED) Earbud Graphs with miniDSP EARS
🗃️ Aiwa
- HP-T10
- HP-X1000 + Shure SRH840 Ear pad
  - Aiwa HP-X1000 - minus Mica-composite domes 🛠️
Akai ASE-65
🗃️ AKG
- AKG K1
- AKG K4
- AKG K140
- AKG K141 (+over-ear pads)
- AKG K141 Monitor
- AKG K240 DF
- AKG K271 MKII
- AKG K340
  - AKG K340 + SRH840 Pads
  - AKG K340 + Kennerton Odin Pads
- AKG K450
- AKG K501
  - AKG K501 - Foam Mod
  - AKG K501 - Stock vs. Foam Mod
- AKG K518LE
- AKG K551
- AKG K551 + foam spacer
  - AKG K551 + Ori pads
- AKG K612 Pro
- AKG K1000
- AKG Y50
Alpha Electronics
Altiat Cal.1H - Velour Pads
- Cal.1H - Tuning Puck Removed
- Cal.1H + Geekria Comfort Mesh Pads
Audeze Maxwell
- Audeze Maxwell + Wicked Cushions Freeze Cooling Gel Ear Pads
🗃️ Audio Interu
- Dencho-Ken DH-1
- Dencho-ken EXH-313
🗃️ AUDIO TECHNICA
- ATH-A10 Anniversary
- ATH-A900
- ATH-AD2000
  - ATH-AD2000 + HPA2000Z Pads
  - ATH-AD2000 + Aftermarket Velour Pads
- ATH-M20
- ATH-909
- ATH-W10VTG Vintage
- Magic Listening Hyper Training Phone for the DC Sound
Austrian Audio Hi-X55
Axent Wear Cat Ear Headphones 🐱 - Modified
Bandridge Double Drive EH910DD
- Bandridge Double Drive EH910DD new caps
🗃️ BEYERDYNAMIC
🗃️ BOSE
- QC3 (Passive Mod)
- QC15
- QC25 - NC On
  - QC25 - NC Off
Combatwing M180 PRO
Creative Auvana Live!
Denon AH-D950
- Denon AH-D950 + MDR-Z1000 Pads
Dero Modell D-500
Dynatron SP6 - OEM of Peerless PMB-6 + AKG K619 ear pads
Echo TDS-16
🗃️ Elecom
- EHP-VROS310 (VR)
- HS-ARMA100BK
🗃️ Elega
ES-Lab ES-2a
Eurochannels EH-520
Exibel MHX70
Fosi Audio i5
🗃️ FOSTEX
Grado
- SR80 - Modified
- SR80 - Modified + aftermarket G-Cush Pads
Grundig GDHS 224
🗃️ HIFIMAN
- DEVA Pro
- HE-400
  - HE-400 + Denon Pads + Thermolam disk (ear-side)
  - HE-400 + Denon D2/5/7K Pads
- HE-500
- HE-6
  - HE-6 + Pali Pads
  - HE-6 + Modified AKG K551 Pads
  - HE-6 + Aftermarket HE-560 Pads
HORNYPHON 6320 🔥🌶️🥵
Hosiden DH-450-S
HyperX Cloud 2
Izumi CIS-330
Jabra Evolve 40
Jamo (Fostex T30 variant) + Sharkoon Rush Core pads
- Jamo (Fostex T30 variant) + aftermarket ATH-M50 pads
🗃️ JVC
- HA-SR85S Ésnsy + DIY pleather pads + earside foam layer
  - HA-SR85S Ésnsy + DIY pleather pads
- HA-D700 + MDR Z1000 pads
- HA-D810 + Aftermarket SRH840 pads
- HA-D990 + Aftermarket SHR840 pads and new earside foam
- HA-D1000
- HA-DX3
  - HA-DX3 - Driver 'magnet' damping removed
- HA-DX1000
- HA-M1000 + Aftermarket SRH-840 Pads
- HA-MR77X
- HA-MX10-B + Aftermarket MDR-Z1000 Pads
- HA-MX100-Z
  - JVC HA-MX100-Z + Edifier W820BT Pads
  - JVC HA-MX100-Z + MDR-Z1000 Pads
  - JVC HA-MX100-Z - Z1000 Pad/Grey VS. W820BT Pad/Green
- HA-RX700 (one side faulty)
  - HA-RX700 + Peerless HPD-50N25PR00-32 Paper dome driver
- HA-S770-W
  - HA-S770-W (copy 2)
  - HA-S770-W (copy 2) Modified
- HA-SD7
- HA-SW01
- HA-SZ2000 + generic aftermarket pads
- HP-660
- Victor HP-D900 + Aftermarket RS195 Pleather Pads
  - Victor HP-D900 + Aftermarket RS195 Leather Pads
  - Victor HP-D900 + Aftermarket SRH840 Pads
- HP-1000
- HP-1100
- STH10-E
🗃️ Kiwi Ears
🗃️ KOSS
- 1010 Heritage
- HV/99 (Interfunk)
- HV/X
- K/6X Plus + On Ear Pads
  - K/6X Plus + Aftermarket MDR-1A Pads
- K6/LC
- KO/747
- Porta Pro
- Pro/450
- Pro4/AA
  - Koss Pro4/AA + pressure applied
  - Pro4/AA + Fostex T50RPmkII Pads
- Tech/2
Kyoto H233
Lasmex H120
- Lasmex H120 + Bose QC15 Drivers
- Lasmex H120 + Damping Mods
- Lasmex H120 - Driver Mod
Lazerbuilt Minions
🗃️ LOGITECH
- G432
- G435
🗃️ MAGNAT
- Magnat LZR-765
- Magnat LZR-980
MB Electronic K600
Mirph Designs MIRPH-1
Monacor CD Laser Stereo-Kopfhoerer MD-4000 Best. Nr. 22.0080
- Monacor CD Laser Stereo-Kopfhoerer MD-4000 Best. Nr. 22.0080 + Velour Pad
🗃️ NAD
- Model 16
- RP18
  - RP18 'Pro Mk.6' Mod
    NAD RP18 Mylar Mod Mk.V
    NAD RP18 - Kapton - Mods + Brainwavz angled pads
    NAD RP18 - Mk.III - Mylar + Ori pads
    NAD RP18 - Mylar - Mk.IV
🗃️ NAPOLEX
- TPH-100
- X-23
National EAH-88 (max tone)
- National EAH-88 (min tone)
Onkyo ES-HF300
Oppo PM1 - Velour Pads
- Oppo PM1 - Fenestrated Leather Pads
- Velour VS Leather
🗃️ PANASONIC
Patriot Viper V360
🗃️ PEERLESS
- PMB-45
  - Peerless PMB-45 + ATH-X70 Pads
  - Peerless PMB-45 + Denon D2/5/7K Pads
- PMB 85 Double Action
- PMB 100
🗃️ PHILIPS
- HX-5
- N 6301
  - N 6301 + Aftermarket Pads
- SBC 3172 'Executive'
- SBC 484
- SBC HP890
  - SBC HP890 + Blon S7P Drivers
  - SBC HP890 + Elecom VR Drivers
- SHP2500
- SHP8500
🗃️ PIONEER
- Master 1G
- SE-2
- SE-4
- SE-7 + New Pleather Pads
  - SE-7 + New Velour Pads
- SE-11 Eleven 300 ohm variant
  - SE-11 Eleven + New Velour Pads - 300 Ohm variant
  - SE-11 eleven - Over Ear Mod + HyperX Cloud Velour Pads
- SE-15 + New pads
  - SE-15 + Turtle Beach PX21 Pads
- SE-505
- SE-550
- SE-700
  - SE-700 + Brainwavs Angled Leather Pads
  - SE-700 + New Pleather Pads
- SE-900D
  - SE-900D - Mod
- SE-A8
- SE-A80
- SE-M750
- SE-M870 + Z1000 Pads
  - SE-M870 + SW02 Pads
Qpad QH-85
🗃️ RAZER
- BlackShark V2 X
- Kraken V3 X
Revox Synergy
- Revox Synergy + SHP2000 Pads
Rockjaw Acero - Mod 2
- Rockjaw Acero - Mod
Rose Technics Distant Mountain
Ross RE-278
🗃️SANSUI
- SS-10
- SS-100
Sanyo PH300
Satolex Plum DH297-A1DR
- Satolex Plum DH297-A1DR + Mod
🗃️ SENNHEISER
- HD 25-1 II
- HD25 Aluminium
  - HD25 Aluminium + Aftermarket Pads
- HD205
- HD222
- HD224X
  - HD224X + DIY foam
- HD230 + Thermolam damping
  - HD230 + Superlux pads/Thermolam
- HD250 Linear
  - HD250 Linear + Aftermarket Pads
- HD250 Linear II (aftermarket pads)
- HD280 Pro
  - HD280 Pro + Aftermarket Pads
- HD300
- HD320 Expression Line
- HD340 Expression Line
- HD414
- HD425 + Hifiman Pleather Pad
- HD450II
- HD451
- HD500
- HD540 Reference + late version velour pads
  - HD540 + Early Production Pads
- HD540 reference gold
  - HD540 reference gold + later velour pads
- HD540 Reference II
  - HD540 Reference II + New aftermarket velour pads
- HD545 Reference
- HD545 vs. 580, 600, 650
- HD555
- HD560 Ovation + Aftermarket Pads (Hifiman Velour)
  - HD560 Ovation + Aftermarket Pads (Wang Yifei)
- HD580 Precision
  - HD580 Stock vs. Aftermarket Pads
- HD590
- HD600
  - HD600 (old ear pads)
  - HD600 old vs new ear pads
- HD650
  - HD650 (old pads)
  - HD650 old vs. new pads
- HD600 vs HD650 - new pads
  - HD600 vs HD650 - old pads
- HDR175
  - HDR175 + Bass Boost
  - HDR175 + Surround Low
  - HDR175 + Surround High
- Momentum (original brown)
- M2 AEBT (wired) + aftermarket leather pads - ANC On
- PC8
- PC360 G4ME
- PMX100
Sharkoon Rush
Sineaptic SE-1
- Sineaptic SE-1 - No Pad Mod
- SE-1 Stock Pads vs. Fenestrated Leather Pads
- SE-1 Wireless Mode vs. Bad Amp Pairing
Skullcandy Aviator
Smiggle Block Tunes
🗃️ SONY
Soundcore Q30
SoundMAGIC HP100
🗃️ STAX
- SR-007
- SR-009
- SR-5
- SR-5 Gold BL (sample 1)
  - SR-5 Gold BL - Stock vs. Aftermarket Denon D2/5/7K pads
  - SR-5 Gold BL (sample 2)
- SR-80 Pro
  - SR-80 Pro (with bass seal)
- SR Gamma Pro (sample 1)
  - SR Gamma Pro (sample 2)
- SR Lambda Pro
  - SR Lambda Pro
- SR-Lambda Nova Classic
- SR-Lambda Signature
- SR-Lambda Spirit
- SR-X MK3
- SR-X MK3 Pro
Superex ST-PRO-B
🗃️ TAKSTAR
- Pro 82
  - Pro 82 - Modified
- XY-E1
Tascam TH-02
🗃️ TECHNICS
🗃️ TELEFUNKEN
- TH50
- TH60
🗃️ TOSHIBA
- HR-700
- HR-811 - Low Gain Mode
  - HR-811 - High Gain Mode
- HR-X1
  - HR-X1 - Forced bass seal with double pads
🗃️ TRIO/KENWOOD
Turtle Beach Ear Force P11
UHER W775
🗃️ ULTRASONE
- HFI-450
- HFI-700 + ATH-M50 Pads
- HFI-2000 ( +HE500 pads )
  - HFI-2000 (+ Aftermarket HE500 pads)
  - HFI-2000 (+ Aftermarket HE560 Pads)
- HFI-2200 ULE
- Zino
Universum (SFI)
🗃️ VIVANCO
Watson Mod.940
Wega DSH500
🗃️ YAMAHA

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🗃️ SENNHEISER
HD540 Reference II

HD540 Reference II + New aftermarket velour pads

Last updated 6 months ago

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