beyerdynamic DT48 A.00

規格

官網： http://europe.beyerdynamic.com/shop/dt-48-a-00.html

Transmission type： Wired
Headphone design (operating principle)： Closed
Headphone impedance： 5 ohms
Headphone frequency response： 16 - 20.000 Hz
Nominal sound pressure level： 110 dB SPL
Construction： Supraaural (on-ear)
Cable & plug： Straight connecting cable with free ends
Net weight without packaging： 495 g

AKG K501

簡介

The K501s are concert hall headphones designed for lovers of classical music. The unique Varimotion System technology provides perfect spatial separation and an outstanding sound resolution, resulting in a superbly defined sound.

AKG K340

規格

官網： http://www.akg.com/K340-1289.html?pid=1684

Transducer： Electrostatic-Dynamic Hybrid
Type： Circumaural, Semi-open
Frequency Response： 16 - 25,000 Hz
Impedance： 400 Ω
Sensitivity： 94 dB / mW
Connector： 1/4"
Weight： 380 g ( Without Cord )
Release Year： 1979

AKG K1000 (bass heavy)

規格

規格： http://www.akg.com/K1000-1289.html?pid=1631

Transducer： Dynamic
Type： Free sound-field
Frequency Response： 30 - 25,000 Hz
Impedance： 120.0 Ω
SPL： 74.0 dB
Connector： 4-pin XLR

SONY MDR-Z1000

規格

官網： http://www.sony.jp/headphone/products/MDR-Z1000/

Headphone Type： Closed supra-aural, Dynamic
Headband： Wide, Adjustable, Single, folding ear cups
Design： Over-the-head, Monitor
Type of Use： Portable, Home, Studio
Magnet： High-energy Neodymium (360 kJ/m³)
Driver Unit： 50 mm, dome type (HD, OFC Voice Coil) Liquid Crystal Polymer Diaphragm
Frequency Response： 5 - 80,000 Hz
Impedance： 24 ohms at 1 kHz
Sensitivity (db)： 108 dB/mW
Power Handling Capacity： 4000 mW
Plug： Gold-plated, straight stereo UniMatch® plug with fixed mini plug and detachable phone plug, 3.5 mm stereo mini jack; UniMatch® adapter
Cord： Oxygen-Free Copper; Single-sided; 7N-OFC Litz cord adopted, detachable
Cord Length (Approx.)： 2 Cables: 118 1/8 in. (3.0 m) and 47 1/4 in. (1.2 m)
Weight (Approx.)： Approximately 270 g (9.52 oz) without cord

CEntrance DACmini CX

規格

官網： http://centrance.com/products/dacmini/cx/

General Specs
Audio Output： Gold-plated RCA line-out, stereo 1/4" headphone out
Headphone Amp： Direct Class-A, no caps in the signal path
AC Powering： Globally compatible, 90...240V AC power supply included
DC Powering： +9...+19V DC (1A) for external adapters, car, boat, etc.
Internal supplies： Ground-isolated, filtered ±15V, super-clean analog rails
Unit Dimensions： 164 mm x 164 mm x 42 mm
Shipping weight： 1.7 kg

Digital specs
Resolution： 24-bit (Also supports 16-bit)
Sample Rate： USB: Up to 96kHz, S/PDIF: Up to 192 kHz
Interface： USB1.1 or 2.0, driverless
Local clock： 10 ppm precision, unmeasurable jitter
Compatibility： Any computer running Mac, PC, or Linux

KOSS ESP-950

規格

官網：
http://www.koss.com/en/products/headphones/full_size_headphones/ESP950__ESP950_Electrostatic_Headphone

Frequency Response： 8-35,000 Hz
Impedance： 100k ohms
Sensitivity： 98 dB SPL/1mW
Cord： Straight, Dual Entry, 4ft
Includes energizer，battery pack，leather carrying case，connecting cables and 120 VAC adapter
Koss Limited Lifetime Warranty

audio-technica ATH-EW9

規格

官網 http://www.audio-technica.co.jp/atj/show_model.php?modelId=1429

TYPE： Dynamic
DRIVER DIAMETER： 28 mm
MAGNET： Neodymium
FREQUENCY RESPONSE： 14 – 24,000 Hz
MAXIMUM INPUT POWER： 100 mW
SENSITIVITY： 105 dB/mW at 1 kHz
IMPEDANCE： 29 ohms
WEIGHT： 33 g
CABLE： 0.6 m asymmetrical
CONNECTOR： 1/8" (3.5 mm) mini stereo, gold-plated
ACCESSORIES INCLUDED： 1.0 m extension cord, protective pouch

Audeze LCD-2

規格

官網： http://www.audeze.com/products/headphones/lcd-2

Style： Circumaural - open
Transducer type： Planar magnetic
Magnetic structure： Proprietary self-closing design, acoustically transparent
Magnet type： High-grade Neodymium
Diaphragm excursion： 2.5 mm peak to peak
Transducer active diaphragm area： 6.17 sq in
Sound pressure level (SPL)： 130 db (maximum)
Housing： Renewable Bamboo composite or Caribbean Rosewood
Ear pads： Specially designed acoustically shaped foam inserts with premium lambskin or super suede cover
Frequency response： 5 Hz - 20 KHz, usable high-frequency extension of 50 KHz
Total harmonic distortion (THD)： Less than 1% throughout entire frequency range
Impedance： 60 Ohms, purely resistive
Efficiency： 90 dB/1 mW
Maximum power handling： 15 W (for 200 ms)
Optimal power requirement： 1-4 W
ADZ6SE Cable (single-ended)： ¼” TRS to 2x4-pin mini XLR
Cable length： 2.5 m or 8.2 ft
Weight： 490 g (without cable - Bamboo Composite)
Weight： 522 g (without cable - Rosewood)

Fostex T50RP

規格

Fostex T50RP官網： http://www.fostexinternational.com/docs/products/RP-Series.shtml#3

T50RP
Type： Semi-open RP dynamic
Frequency Response： 15 Hz - 35 kHz
Sensitivity： 98 dB/mW
Max Input： 3000 mW
Impedance： 50 ohm
Weight： 330g (excluding cable)