Transcendent Sound       Vacuum Tube OTL Audio Amp Kits

The Son of Beast

Low Cost Push-Pull Stereo OTL Amp

The New Mini Beast

Single Ended Class A OTL Amp

The Pinnacle

Push-Pull 300B OTL Amp.  The Best OTL Ever

The Masterpiece

Combo  Headphone/LineStage Preamp  300B Based.  

The Fixer

Line Stage Control Center with Active Tone and Balance Controls

The Beast Jr.

40W OTL Monoblocks, Classic OTL Sound

Learn More

New!  The Slider Preamp

Variable Gain--Zero Feedback with Phono Stage

Learn More