Fit and finish are immaculate, the hi-fi pedigree is strong, and the personal sense of exclusivity when worn in public is second to none. Because many planar magnetic headphones have a more even frequency response, many listeners report a more clear sound (due to low distortion and no over or under-emphasis). RHA CL2 paired with a Sony WM1A. Full size : Magnepan 1.7i, two Bryston 7BST monoblocks, RME ADI‑2 DAC. For example, RHA’s audio products produce frequency ranges between 16Hz-22kHz, meaning that they are able to produce the full spectrum of frequency responses which humans are able to detect. RHA CL2. RHA has designed an impressively bite-sized planar magnetic driver for the CL2. Engineered with Planar magnetic technology, these CL2 headphones by RHA offers fully portable, high-fidelity audio. If you didn't volume match, how can you be sure you heard a difference? If the tuning works for you, there's really not much else to criticize about these headphones; if the tuning sounds off to your ears, then nothing else really matters. The RHA CL2 returns with some similarities to the divisive CL1, but it’s got a lot more cool stuff going on. PW Audio 1960s 2 wire 4.4mm copper cable. Some axioms: Frequency response isn't everything, but it is important. Boasting injection-moulded ceramic housing with MMCX detachable connections, this pair comes with 2 cables and a 12-hour SecureFlex Bluetooth neckband for both a wired and wireless option. Demo units courtesy of: Frequency Response measurements and graphs for In-Ear Monitors (IEMs) and earphones. RHA commented on this, saying that they settled on this tuning because this upper mid-range sounded overshadowed by the lower frequencies without it. Home; Rankings. Fit The CL2 are fairly small IEMs, that require deep insertion and some tip rolling to find the best isolation and SQ. To start, RHA supplied a basic frequency response for the CL2: CL2 Frequency Curve (supplied by RHA) The peak around the 2k-6k exactly goes along with what I noticed. But you can't underestimate the importance of that frequency response. RHA CL2 Planar Bluetooth ($899 USD) ... With their lush frequency response and exacting detail, they make a strong case for being the best headphones in the closed-back category. If it's not on the list, it doesn't exist. PW Audio 1960s 2 wire 4.4mm copper cable. In audio equipment, the frequency response describes the ability of a product to reproduce sound of different frequencies. Reddit. However, we can’t make any statements on what the CL2 sound like just yet. The CL2 Planar in-ear headphones offer a wide 16 Hz to 45 kHz frequency response, 15 ohms impedance and 89 dB sensitivity RHA View gallery - 6 images In-Ear Fidelity. Check back once we find a pair to test. RHA CL2 paired with a Sony WM1A. 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