主题：【原创】低度烧 森海塞尔 PXC250 -- 馒头笼子

两年前网上买的，半价９９美元。

这副耳机适合听古典音乐和人声，　音质清晰透亮，　做为普通耳机爱好者来说已经是顶级的耳机了。

HD 555 Open, circumaural headphones (#5342)

Description:

The HD 555 open, dynamic stereo headphones feature a special internal surround reflector. It generates an extended, spatial sound field, making this model the ideal headphones for home cinema as well as music. Many innovative features such as E.A.R. technology and optimised Duofol diaphragms deliver a whole new level of audio reproduction.

Features:

Enjoy music in a completely new way: “Eargonomic acoustic refinement”

(E.A.R.) design channels the audio signal directly into your ears

Advanced Duofol diaphragm technology almost eliminates standing waves inside the capsule

Optimized neodymium ferrous magnet systems

Outstanding wearing comfort for long listening sessions

Long life due to easily replaceable parts

Lightweight aluminium voice coils for high efficiency and excellent dynamics

Extremely comfortable velour ear pads

Surround reflector for an extremely spatial sound reproduction

Technical data:

Nominal impedance : 50 Ohm

Contact pressure : 3,5 N

Weight w/o cable : 260 g

Jack plug : 6,3 mm stereo (3,5 mm Adapter)

Transducer principle (Headphones) : open, dynamic

Ear coupling : circumaural

Cable length : 3 m

Frequency response (headphones) : 15.....28000 Hz

Sound pressure level (SPL) : 112 dB (1 kHz and 1 Veff)

THD, total harmonic distortion : < 0,2 %

http://www.dailymotion.com/video/x8drxo_sennheiser-hd555-2_music 这是个视频链条，可以去看一下。

有很明显，持续不断的嗒嗒声。老兄有没有做过实验？

买过两三个无线的，干扰都很大。

简直就是周围无线脉冲信号的放大器，我正在犹豫要不要送修……

不光是手机会导致嘟嘟响，甚至路过电器附带的变压器都会有轻微噪音……

说是 PXC300 有改善。回头去请一个回来试试。

和50美元比，悉尼这边的价格简直是抢劫。

PXC 450 AU$799.95;PXC 250 $349.95. 上网看了看，EBAY上的价格是AU$148, 加上运费8元是155。

贵不少……