High End Design Since 1996


 LussoTwin Chassis Balanced Tube Preamplifier

Our best selling vacuum tube preamplifier with your choice of a dual mono, solid state power supply (DMPS) or our highly regarded Choke input Vacuum Tube Power Supply (VTPS) using the 5U4/274B power supply tube shown below.  <Lusso

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​What We're Look For


The Musica Bella products are quickly becoming known as having exceptional performance to price ratio. What you are getting is custom "built-for-you" true reference level audio products at direct from the manufacturing prices. All products designed and made in the USA.

Let Response Audio NY design and build some of the most important components in your audio system, we have been custom building vacuum tube preamplifiers, amplifiers and tube buffers for 20 years. Our custom design products can now be found in some of the most exotic systems around the globe. We build to your needs, your preferences and your budget. 

PLEASE NOTE:  Our product line will be scaled down beginning early 2017 so we can focus on our popular items. Remaining products will be as follows:

  • Spirit tube linestage
  • Lusso twin chassis dual mono linestage
  • Lusso 17 twin chassis  dual mono tube linestage
  • ​LeAnna VTPS - tube linestage
  • ​Segue - tube buffer/preamp
  • Clarity Series Cables
  • ​Bella Series Cables - coming back 2017

Response Audio is celebrating 20 years of providing the discriminating audiophile and passionate music lover with top quality tube audio design. Check out our limited Anniversary Edition products.              
See our Anniversary Edition models 

Purity Harmonia 300B Tube Buffer

The industry's first and only vacuum tube buffer stage designed around the 300B DHT  [DETAILS]

Spirit Tube Linestage

Enhanced/Redesigned version of the original and very popular LeAnna. Now with Bluetooth and optional VTPS (Vacuum Tube Power Supply).

<Spirit Details>