The PM-50 offers an audiophile-grade listening experience to music enthusiasts in a luxurious, yet reasonably-priced package.
#1 in "The Best Audiophile Headphones..."
Rolling Stone
Favorite Gear of 2020
Master Switch
"Choice pick"
Headphone Guru
“8.7/10"
HiFi Trends
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The PM-50 takes full advantage of Planar Magnetic benefits to provide a balanced presentation across the musical spectrum. The combination of the open-back design, and Planar Magnetic technology results in reproduction devoid of the resonances and coloration inherent in common closed-back dynamic driver headphones. The inherent wide-range capability of Planar Magnetic technology results in a coherent audio singularity that totally eliminates the inevitable phase distortions caused by the crossover networks of multi-driver headphones. The result is an open, natural sound that is as true to the original performance as possible.
"The PM-50s pack a lot of value, with great comfort, precision build quality, and superb sound for their reference-grade magnetic drivers. We're excited to introduce the PM-50s as the first of many Andover products into the critical-listening headphones space."
- Bob Hazelwood (Andover Chief Engineer)
The PM-50 Headphones are driven by any source including smartphones, portable music players, DACs, traditional audio systems, and dedicated headphone amplifiers.
The PM-50 drivers reproduce music with studio-grade authenticity. Expect a large, clearly defined soundstage, rich musical detail, and a natural balance between instruments and vocals.
"Sonically, their new PM-50 planar-magnetic headphones are a hit!" - SoundStage! Solo
"We would particularly recommend this headphone to those who prize a neutral frequency response...these cans would do well in a recording or mixing engineer’s studio" - Eric Benoit (Qobuz)
Andover's PM-50 drivers are made with the same processes and knowhow that create the Air Motion Ribbon Tweeters used in the Model One Turntable Music System.
Typical dynamic drivers are susceptible to "cone breakup", a characteristic distortion resulting from diaphragm flex that reduces sonic accuracy. Andover's 50mm Planar Magnetic drivers instead distribute the driving force across the entire surface of the diaphragm, eliminating this issue.
"...total harmonic distortion of PM-50s is extremely low." - Brent Butterworth (SoundStage! Solo)
Following the industrial design from Andover's Model One Turntable Music System, the PM-50s feature finely crafted housings of genuine walnut, which provide a solid acoustic enclosure for the Planar drivers.
The PM-50's open-back acoustic design provides a transparency and spatiality that is uncommon in conventional closed-back headphones.
The PM-50 Headphones uniquely offer two sets of ear cushions, giving listeners two options for their favorite sound and comfort.
The ergonomic headband, designed for comfort and light weight, is continuously adjustable for the perfect, all-day fit.
"...they’re comfortable enough for long, long listening sessions." - Brent Butterworth (SoundStage! Solo)
"I found them just really pleasant to use overall, especially with the rounded pads...[and] they’re comfortable enough for long, long listening sessions."
Brent Butterworth (Contributor, Soundstage Solo)
"...sports seductive walnut hardwood enclosures and gorgeously rounded black metal earlap brackets."
Todd Anderson (Editor/Senior Admin, AV Nirvana)
"...well built, well tuned, and fairly easy to drive...good detail throughout, and a boost in the range needed to bring vocals to the foreground."
Willjen (Head-Fi Contributor)
"...a relatively affordable ($500) design that still manages to surprise with walnut housings and replaceable ear-cushions."
Joao Martins (Editor, audioXpress.com)
"...a beautiful, well-built set of planar headphones, that gives you nice detail and resolution along with articulate bass at a reasonable price."
Paul Cash (HiFi Trends)
"PM 50s gave me a nice in-room sense of space."
Chris Bisha (360 Sound)
"My strongest impression of the PM-50s is the amazing level of attention Andover spent on making these headphones, they are a work of art!"
Indiana Lang (Hometheaterhifi.com)
"These new Planar Magnetic headphones from Andover Audio are stunning!"
Paul Cash (Editor, Hi-Fi Trends)
"Overall, we would recommend Andover Audio’s PM-50s to music fans who appreciate subtlety, refinement, and neutrality in their headphones."
Eric Benoit (Qobuz USA)
"A pleasant surprise, indeed. With very good detail, gorgeous looks and wonderful mids."
Ngoshawk (Contributor, Head-Fi)
“...overall a very clean and more dynamic sound than I was expecting from a first effort planar magnetic.”
Grover Neville (Inner Fidelity)
• PM-50 Planar Magnetic Headphones
• Two Sets of Ear-Cushions
• High-Grade OFC (Oxygen Free Copper) Cable
• 1/4" (3.5mm) Adapter
Design
• Headphone Style: Over-Ear
• Enclosure: Genuine Walnut Hardwood
• Ear-Cushions: Two Sets
• Cable: Removable / Upgradable
• Headphone Impedance Rating: 32 ohms
• Frequency Response Range: 15Hz - 50kHz
• Driver Sensitivity: 102dB/1mW