Fox88

Head-Fier

• 

  Fox88

• Mar 6, 2024
• Tron Antares Reference Signature Headphone Amplifier High Current Class A design
• Positive
• John Massaria was the seller in this interaction.

John is one of the best head-fiers I've had the pleasure to do business with. He answered all of my questions and made sure I was comfortable with the purchase. John is one of a kind, he's the man!

Fox88

Head-Fier

• 

  Fox88

• Feb 23, 2024
• Make offer Telefunken G73R Red Label Matched NOS PAIR
• Positive
• John Massaria was the seller in this interaction.

Thank you very much for everything John! Amazing seller I would do business with him again. Promptly answered my questions and shipping was lighting fast!

T

Ted Paputsidis

New Head-Fier

• T

  Ted Paputsidis

• Feb 16, 2024
• XDuoo XD05pro w/AKM AK4499EX and ESS sold opened box w/small nicks underside
• Positive
• John Massaria was the seller in this interaction.

John is an amazing guy to deal with. Honesty, communication, accommodation, fairness, packing, speed of delivery, everything! Simply the best. No other way to describe John.

Slim1970

Headphoneus Supremus

• 

  Slim1970

• Feb 9, 2023
• Price Drop!! Burson Soloist 3X GT w/upgraded op-amps and Super Charger
• Positive
• John Massaria was the buyer in this interaction.

Quick and easy transaction. Excellent communication, payment sent immediately. Great buyer I'd do business with again any time, thanks!

David A Silva

1000+ Head-Fier

• 

  David A Silva

• Dec 13, 2022
• RSD 1966-67 ecc82 dual thick supports nib
• Positive
• John Massaria was the seller in this interaction.

Excellent communication, quick shipping, well packed. Excellent NOS tubes! 5/5 seller!

trellus

Headphoneus Supremus

• 

  trellus

• Dec 5, 2022
• Fire sale ! 3 sets of wire Hifiman R10 OEM
• Positive
• John Massaria was the seller in this interaction.

One of the best! A pleasure to deal with, great price on three hard-to-get cables! Friendly and shipped promptly.

Voxata

Headphoneus Supremus

• 

  Voxata

• Oct 16, 2022
• Ether CX + Extras
• Positive
• John Massaria was the buyer in this interaction.

Great buyer. Friendly, quick payment and A+ Head-Fi'er!

UltimaVZekken

New Head-Fier

• 

  UltimaVZekken

• Jul 26, 2022
• Tung Sol JTL 12AU7 Matched Pair w/ Hard Cary Case
• Positive
• John Massaria was the seller in this interaction.

Awesome seller. Packaged amazingly and shipped fast. Would recommend 10/10.

I

Idiosyncrat

New Head-Fier

• I

  Idiosyncrat

• Jun 15, 2022
• HIFIMAN HE-R7DX+DROP+JM OCD MOD Closed-Back Modded By JM
• Positive
• John Massaria was the seller in this interaction.

Wonderful seller and modded! I can’t believe he did all these mods for a $150 headphone. Thanks!

FiGuY1017

500+ Head-Fier

• 

  FiGuY1017

• May 31, 2022
• HE-R7DX JM OCD Extreme Stealth Edition
• Positive
• John Massaria was the seller in this interaction.

Great seller and what a fantastic mod, sitting here enjoying them now! Highly recommend, and a great guy as well!